Categories: Malware

What is “Win32/Packed.Obsidium.AP”?

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

  • Executable code extraction
  • Creates RWX memory
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • The binary likely contains encrypted or compressed data.
  • Checks for the presence of known windows from debuggers and forensic tools
  • Network activity detected but not expressed in API logs
  • Checks for the presence of known devices from debuggers and forensic tools
  • Detects VirtualBox through the presence of a device
  • Anomalous binary characteristics

How to determine Win32/Packed.Obsidium.AP?


File Info:

crc32: 26103ABAmd5: dc7ba8b892e42ec194500a4e29e0d01cname: DC7BA8B892E42EC194500A4E29E0D01C.mlwsha1: 204f8465c362b490f7d63b1ebd07ef2f4c6d8c94sha256: 65f2481e73f60354a5f95bfbe85473d7cf231505756c1135d3b3939a2f6eb214sha512: 6e32836d5a37545384001492e8e16b579eab42a51c3620c3893d68f1c860c1526203adf8241d49a705990b365f8b1baaf740b5aaece94fdb4ebcc40d66a60c61ssdeep: 6144:rjivlKIbEx2jVCHZBqh1jB4wS7RFHjnk1gVID0L/LrqeA:cgIYxkCmhj4wSdqCV1/LdAtype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

0: [No Data]

Win32/Packed.Obsidium.AP also known as:

K7AntiVirus Trojan ( 0051fada1 )
Elastic malicious (high confidence)
Cynet Malicious (score: 100)
ALYac Gen:Variant.Ransom.Cryak.66
Cylance Unsafe
Sangfor Ransom.Win32.Generic.ky
CrowdStrike win/malicious_confidence_100% (D)
K7GW Trojan ( 0051fada1 )
Cybereason malicious.892e42
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/Packed.Obsidium.AP
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Worm.Generic-7616408-0
Kaspersky HEUR:Trojan-Ransom.Win32.Generic
BitDefender Gen:Variant.Ransom.Cryak.66
NANO-Antivirus Trojan.Win32.SuZ.exudfy
MicroWorld-eScan Gen:Variant.Ransom.Cryak.66
Tencent Win32.Trojan.Generic.Wtnn
Ad-Aware Gen:Variant.Ransom.Cryak.66
Sophos Mal/Generic-S
BitDefenderTheta Gen:NN.ZexaF.34688.suZ@a4ziPWc
VIPRE Trojan.Win32.Generic!BT
McAfee-GW-Edition BehavesLike.Win32.Sytro.dc
FireEye Generic.mg.dc7ba8b892e42ec1
Emsisoft Gen:Variant.Ransom.Cryak.66 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.Generic.bzdnh
Webroot W32.Trojan.Gen
Avira TR/Crypt.XPACK.Gen
eGambit Unsafe.AI_Score_56%
Antiy-AVL Trojan/Generic.ASMalwS.2458886
Microsoft Trojan:Win32/Occamy.B
ZoneAlarm HEUR:Trojan-Ransom.Win32.Generic
GData Gen:Variant.Ransom.Cryak.66
AhnLab-V3 Trojan/Win32.Generic.C2354098
McAfee Artemis!DC7BA8B892E4
MAX malware (ai score=95)
VBA32 BScope.Trojan.APosT
Panda Trj/CI.A
Rising Ransom.Generic!8.E315 (CLOUD)
Yandex Trojan.GenAsa!F9FaYgD1MBY
Ikarus Trojan.Win32.Obsidium
Fortinet W32/Generic!tr
AVG Win32:Malware-gen
Paloalto generic.ml

How to remove Win32/Packed.Obsidium.AP?

  • 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.
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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