Malware

Should I remove “Win32/Packed.Obsidium.DU”?

Malware Removal

The Win32/Packed.Obsidium.DU 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/Packed.Obsidium.DU virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • NtSetInformationThread: attempt to hide thread from debugger
  • Dynamic (imported) function loading detected
  • Enumerates running processes
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • CAPE extracted potentially suspicious content
  • Unconventionial binary language: Arabic (Algeria)
  • Unconventionial language used in binary resources: Serbian (Latin)
  • The binary contains an unknown PE section name indicative of packing
  • Authenticode signature is invalid
  • Checks for the presence of known windows from debuggers and forensic tools
  • CAPE detected the RedLine malware family
  • Checks for the presence of known devices from debuggers and forensic tools
  • Detects VirtualBox through the presence of a device
  • Binary compilation timestomping detected

How to determine Win32/Packed.Obsidium.DU?


File Info:

name: 063E21FA456EDA01C940.mlw
path: /opt/CAPEv2/storage/binaries/3f4df26135ab100f62b435a1d8e830f238724acdc10d792a2cf6c5e64b500ec0
crc32: 6F3EFE9C
md5: 063e21fa456eda01c94037ca3179e475
sha1: 69f596cd0e6729687ac8a6804b1bb4abd9b34ea4
sha256: 3f4df26135ab100f62b435a1d8e830f238724acdc10d792a2cf6c5e64b500ec0
sha512: 6b46a4afae962802e57db3c9d8dfe8d028d0b62cd69b943228212b8c6a4682049e7aa9b4b1dae09fdfd9509d47a679e9e964153e646e0012a3a34cba4e8cd3b5
ssdeep: 24576:x8W/ARyx5tsPmAYsWd6BzOZteIAu8CJAsxyIkIf:xSzmDF8BzOZWu8CWIky
type: PE32 executable (GUI) Intel 80386, for MS Windows
tlsh: T11125AE8BC675114BE8525E79A73208861E26BF349478D2384FD8BDA8753FF5A04B3713
sha3_384: 7b6a6ab15d5ecac79a01f4c83226dd1968adb99db47a3cbce36cf184ff45d1e09272ba2e962e2f873ea0bd14a8ef47e2
ep_bytes: eb0510ad0f4c3550eb0511bd6c8595e8
timestamp: 2062-04-14 17:41:13

Version Info:

CompanyName: Realtek Semiconductor
FileDescription: Realtek HD audio menadžer
FileVersion: 1, 0, 0, 9
InternalName: EP.exe
LegalCopyright: 2017 (c) Realtek Semiconductor. All rights reserved.
OriginalFilename: EP.exe
ProductName: Realtek HD audio menadžer
ProductVersion: 1, 0, 0, 9
Translation: 0x0419 0x04e4

Win32/Packed.Obsidium.DU also known as:

BkavW32.AIDetect.malware1
LionicTrojan.Multi.Generic.4!c
DrWebTrojan.PWS.Steam.24500
MicroWorld-eScanTrojan.GenericKD.47834127
FireEyeGeneric.mg.063e21fa456eda01
CAT-QuickHealTrojanSpy.Stealer
McAfeeRDN/Generic PWS.y
CylanceUnsafe
ZillyaTrojan.Obsidium.Win32.2375
SangforSuspicious.Win32.Save.a
K7AntiVirusTrojan ( 0058ca421 )
AlibabaTrojanSpy:Win32/Stealer.3dcab3e7
K7GWTrojan ( 0058ca421 )
Cybereasonmalicious.d0e672
BitDefenderThetaGen:NN.ZexaF.34182.7q3@aa7sTJ2P
CyrenW32/Trojan.TEDS-5368
SymantecTrojan Horse
ESET-NOD32a variant of Win32/Packed.Obsidium.DU
TrendMicro-HouseCallTROJ_FRS.0NA103A622
Paloaltogeneric.ml
KasperskyTrojan-Spy.Win32.Stealer.axer
BitDefenderTrojan.GenericKD.47834127
AvastWin32:Malware-gen
TencentWin32.Trojan-spy.Stealer.Dle
Ad-AwareTrojan.GenericKD.47834127
EmsisoftTrojan.GenericKD.47834127 (B)
ComodoMalware@#l13br865mb15
TrendMicroTROJ_FRS.0NA103A622
McAfee-GW-EditionBehavesLike.Win32.Generic.dh
SophosMal/Generic-S
SentinelOneStatic AI – Malicious PE
MAXmalware (ai score=85)
KingsoftWin32.Heur.KVMH015.a.(kcloud)
GridinsoftRansom.Win32.Sabsik.sa
MicrosoftTrojan:Win32/Sabsik.FL.B!ml
GDataTrojan.GenericKD.47834127
CynetMalicious (score: 100)
AhnLab-V3Infostealer/Win.RedLine.R462866
Acronissuspicious
VBA32BScope.TrojanDownloader.Banload
ALYacTrojan.GenericKD.47834127
MalwarebytesTrojan.MalPack.Obsidium
APEXMalicious
RisingSpyware.Stealer!8.3090 (CLOUD)
IkarusTrojan.Win32.Obsidium
FortinetW32/Malicious_Behavior.SBX
AVGWin32:Malware-gen
PandaTrj/CI.A
CrowdStrikewin/malicious_confidence_100% (W)

How to remove Win32/Packed.Obsidium.DU?

Win32/Packed.Obsidium.DU 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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