Malware

About “Win32/Injector.CWWE” infection

Malware Removal

The Win32/Injector.CWWE is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Win32/Injector.CWWE virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • SetUnhandledExceptionFilter detected (possible anti-debug)
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • Performs HTTP requests potentially not found in PCAP.
  • HTTPS urls from behavior.
  • Enumerates running processes
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Unconventionial language used in binary resources: Chinese (Simplified)
  • Authenticode signature is invalid
  • Uses Windows utilities for basic functionality
  • Behavioural detection: Injection (Process Hollowing)
  • Executed a process and injected code into it, probably while unpacking
  • Deletes its original binary from disk
  • Behavioural detection: Injection (inter-process)
  • Installs itself for autorun at Windows startup
  • Likely virus infection of existing system binary
  • Checks the presence of disk drives in the registry, possibly for anti-virtualization
  • Attempts to modify proxy settings
  • Collects information to fingerprint the system

How to determine Win32/Injector.CWWE?


File Info:

name: 2228BCD710D278853280.mlw
path: /opt/CAPEv2/storage/binaries/c369698b334e8949f06a1120bd85a24a1b247d7884ef9c31c62339f2e5509412
crc32: 324E9FAB
md5: 2228bcd710d2788532804e0a57542196
sha1: d4bc3e9dce2851285079b427327117a8b74aa579
sha256: c369698b334e8949f06a1120bd85a24a1b247d7884ef9c31c62339f2e5509412
sha512: d751a31388a8b99cb522e1971999c36e694f3b356dd9b9b8f2479d455532e1957ef2c08f2aea70156b32897e8066ef666e0d0b1fc1adb2579185bdbd0b798725
ssdeep: 6144:aX9WDuAUunIwqvlQw+Dw6ymsThLcjsKYiDBe4Sdz66RNrcT+JQUOjn4qoyv7gHJp:AWDav5+DfymaPaA4gz6gNgT0533HJp
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T101A412272D65D057F222CB31D8AAAFE4A6B7ED031B200AAB97D49D1C7C75F148901F6C
sha3_384: d2d85ba952595a6e058b7e757f348d02f8b2340932d4fddd5087aa5929a8eabd4ea07801478c3991f7874173a0656d8d
ep_bytes: 558bec6aff68a88a400068a462400064
timestamp: 2016-04-17 16:28:08

Version Info:

Comments:
CompanyName:
FileDescription: Chess
FileVersion: 1, 0, 0, 1
InternalName: Chess
LegalCopyright: Copyright ? 2016
LegalTrademarks:
OriginalFilename: Chess.exe
PrivateBuild:
ProductName: Chess
ProductVersion: 1, 0, 0, 1
SpecialBuild:
Translation: 0x040f 0x04e4

Win32/Injector.CWWE also known as:

BkavW32.AIDetect.malware2
Elasticmalicious (high confidence)
CynetMalicious (score: 100)
FireEyeGeneric.mg.2228bcd710d27885
CAT-QuickHealRansom.Tescrypt.A4
McAfeeGamarue-FEW!2228BCD710D2
CylanceUnsafe
ZillyaBackdoor.Androm.Win32.34051
K7AntiVirusRiskware ( 0040eff71 )
K7GWRiskware ( 0040eff71 )
Cybereasonmalicious.710d27
SymantecRansom.Cryptolocker
ESET-NOD32a variant of Win32/Injector.CWWE
APEXMalicious
AvastWin32:Malware-gen
KasperskyBackdoor.Win32.Androm.jmbe
BitDefenderTrojan.Inject.BBJ
NANO-AntivirusTrojan.Win32.Encoder.elwfza
ViRobotTrojan.Win32.Agent.428666
MicroWorld-eScanTrojan.Inject.BBJ
TencentMalware.Win32.Gencirc.10bf8ca7
Ad-AwareTrojan.Inject.BBJ
SophosML/PE-A + Mal/Zbot-UM
ComodoTrojWare.Win32.Kelihos.CX@6d4269
DrWebTrojan.Encoder.4480
VIPRETrojan.Win32.Injector.cdgy (v)
TrendMicroTROJ_OBFUSCATOR_FE17047C.UVPM
McAfee-GW-EditionGamarue-FEW!2228BCD710D2
EmsisoftTrojan.Inject.BBJ (B)
GDataTrojan.Inject.BBJ
JiangminBackdoor.Androm.gsk
AviraHEUR/AGEN.1126014
Antiy-AVLTrojan/Generic.ASMalwS.180F502
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
AhnLab-V3Trojan/Win32.Inject.C1387059
BitDefenderThetaGen:NN.ZexaF.34062.Dq3@a4rmf7eb
ALYacTrojan.Inject.BBJ
MAXmalware (ai score=89)
VBA32BScope.Trojan.Encoder
MalwarebytesSpyware.Boaxxe
TrendMicro-HouseCallTROJ_OBFUSCATOR_FE17047C.UVPM
RisingTrojan.Generic@ML.94 (RDML:jRZoKKMmSk7YmI6pA0qRKA)
YandexTrojan.GenAsa!/lBhHpWui3g
FortinetW32/Injector.CWWE!tr
AVGWin32:Malware-gen
PandaTrj/Genetic.gen
CrowdStrikewin/malicious_confidence_80% (D)

How to remove Win32/Injector.CWWE?

Win32/Injector.CWWE removal tool
  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.

About the author

Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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