Malware

W32/Xolxo-G (file analysis)

Malware Removal

The W32/Xolxo-G 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 W32/Xolxo-G virus can do?

  • A file was accessed within the Public folder.
  • Sample contains Overlay data
  • Reads data out of its own binary image
  • The binary contains an unknown PE section name indicative of packing
  • The executable is compressed using UPX
  • Authenticode signature is invalid
  • Checks for the presence of known devices from debuggers and forensic tools
  • Checks for the presence of known devices from debuggers and forensic tools
  • Yara detections observed in process dumps, payloads or dropped files

How to determine W32/Xolxo-G?


File Info:

name: C9E7F7D7528EC404254A.mlw
path: /opt/CAPEv2/storage/binaries/1a92c7c4b9a1ada67146c346750fd7ae0b1ceeb9313edc0cbb2e2fec6c62dcdb
crc32: 7D18A7FE
md5: c9e7f7d7528ec404254a4d89144ca303
sha1: dc83aba7b53702d5523820c83cf83245cc2f1d64
sha256: 1a92c7c4b9a1ada67146c346750fd7ae0b1ceeb9313edc0cbb2e2fec6c62dcdb
sha512: 8686aedc92fd54ffdd5aa6959f2f5cfb648a8543cb8c79d9f49e9e2cbe4b071e0b4b8b52cfe3e1410c587654a973b34c80acf3de90ea73c6f74ed2a44464a173
ssdeep: 3072:/jWo6oE10FwqV9EWxuufLXiRmZE6ENP+iKTewVAvQeGSB5sP3+XxLKZ/XMsQt1T/:/jpjAsrzCwI5pRX+OdZ
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T1E9547C07B7D844F5E172553088B68616ABB7BA652F7183CF3268864E1F333C19E39762
sha3_384: 25146bed606b04fab50f46fd977e23c7b93ffcc949bf7e18b1027d34b8a3d6a4deeceb03dba6fa0f7f5d01d6480ed0a6
ep_bytes: 558bec83c4f0b838464000e874e2ffff
timestamp: 1992-06-19 22:22:17

Version Info:

0: [No Data]

W32/Xolxo-G also known as:

BkavW32.AIDetectMalware
LionicVirus.Win32.Lamer.kYNN
Elasticmalicious (high confidence)
MicroWorld-eScanTrojan.Agent.EICV
ClamAVWin.Virus.Wapomi-9623880-0
FireEyeGeneric.mg.c9e7f7d7528ec404
CAT-QuickHealWorm.DelfPMF.S30896276
SkyhighBehavesLike.Win32.Generic.dt
ALYacTrojan.Agent.EICV
MalwarebytesGeneric.Trojan.Delf.DDS
ZillyaWorm.Delf.Win32.3450
SangforTrojan.Win32.Save.a
K7AntiVirusTrojan ( 0053c5661 )
AlibabaWorm:Win32/Xolxo.45b
K7GWTrojan ( 0053c5661 )
CrowdStrikewin/malicious_confidence_100% (W)
BaiduWin32.Virus.Lamer.f
SymantecW32.SillyP2P
tehtrisGeneric.Malware
ESET-NOD32Win32/Delf.NAY
APEXMalicious
CynetMalicious (score: 100)
KasperskyP2P-Worm.Win32.Delf.aj
BitDefenderTrojan.Agent.EICV
NANO-AntivirusTrojan.Win32.Delf.oxkq
AvastWin32:Delf-SVI [Trj]
TencentVirus.Win32.Lamer.fh
EmsisoftTrojan.Agent.EICV (B)
F-SecureTrojan.TR/Dropper.Gen
DrWebWin32.HLLW.Kazaa.924
VIPRETrojan.Agent.EICV
TrendMicroTROJ_AGENT_005911.TOMB
Trapminemalicious.high.ml.score
SophosW32/Xolxo-G
SentinelOneStatic AI – Malicious PE
GDataWin32.Trojan.PSE.10YRRCT
JiangminWorm/Delf.vm
WebrootW32.Worm.Gen
GoogleDetected
AviraTR/Dropper.Gen
Antiy-AVLVirus/Win32.BagarBubba.a
Kingsoftmalware.kb.a.1000
XcitiumTrojWare.Win32.Pincav.AV@2rw0ny
ArcabitTrojan.Agent.EICV
ZoneAlarmP2P-Worm.Win32.Delf.aj
MicrosoftWorm:Win32/Xolxo.A
VaristW32/Delf.QB.gen!Eldorado
AhnLab-V3Worm/Win32.Delf.R119214
Acronissuspicious
McAfeeW32/HLLP.11042.gen
MAXmalware (ai score=88)
VBA32Worm.Delf
Cylanceunsafe
PandaTrj/Genetic.gen
TrendMicro-HouseCallTROJ_AGENT_005911.TOMB
RisingWorm.P2p.Win32.Delf.bn (CLASSIC)
YandexTrojan.GenAsa!HYSjiRN/8Mk
IkarusTrojan.Agent
MaxSecureVirus.W32.Lamer.FG
FortinetW32/Aple.A
BitDefenderThetaGen:NN.ZelphiF.36744.smZ@auciUnn
AVGWin32:Delf-SVI [Trj]
Cybereasonmalicious.7b5370
DeepInstinctMALICIOUS

How to remove W32/Xolxo-G?

W32/Xolxo-G 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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