Categories: Malware

What is “Packed.Win32.Krap.hm”?

The Packed.Win32.Krap.hm 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 Packed.Win32.Krap.hm virus can do?

  • Executable code extraction
  • Injection with CreateRemoteThread in a remote process
  • Creates RWX memory
  • Drops a binary and executes it
  • Unconventionial language used in binary resources: Russian
  • The binary likely contains encrypted or compressed data.
  • The executable is compressed using UPX
  • Uses Windows utilities for basic functionality
  • Code injection with CreateRemoteThread in a remote process
  • Tries to suspend Cuckoo threads to prevent logging of malicious activity
  • Tries to unhook or modify Windows functions monitored by Cuckoo
  • Installs itself for autorun at Windows startup
  • Creates a copy of itself
  • Anomalous binary characteristics

How to determine Packed.Win32.Krap.hm?


File Info:

crc32: 2E4F5622md5: fcaa38a6fdc673584dcbb74ef6fe70f2name: FCAA38A6FDC673584DCBB74EF6FE70F2.mlwsha1: 19aafcd6ea700210b973a3a6868d7e90f9cd1cf4sha256: fbebaa19ad2bdb019d6ab6ddabafc075b902f17462acb15011264f897e932e35sha512: f22c785749d705fac922bb9ac037e5955abebfbc4f3a936d4554e23e0b3ce0007597ac4d816eb81ecae5ca50c39a16e7b8d59ec1834dfdc40ebba781a9b5fae8ssdeep: 1536:p+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzECye9PcIM:MROzoTq0+RO7IwnYBtype: PE32 executable (GUI) Intel 80386, for MS Windows, UPX compressed

Version Info:

LegalCopyright: 2528-6InternalName: x444x436x437x440x44ex43ax448x44dx449FileVersion: 106.42.73CompanyName: SOFTWIN SProductName: x43bx44ex437x430x43dx445ProductVersion: 106.4FileDescription: BitDefenOriginalFilename: nedwpTranslation: 0x0409 0x04b0

Packed.Win32.Krap.hm also known as:

MicroWorld-eScan Win32.Virtob.Gen.12
nProtect Virus/W32.Virut.Gen
CMC Virus.Win32.Virut.1!O
CAT-QuickHeal W32.Virut.G
Malwarebytes Trojan.Zbot
K7AntiVirus Trojan ( 00386dc51 )
K7GW Trojan ( 00386dc51 )
TheHacker W32/Virtob.Gen(F)
Baidu Win32.Virus.Virut.gen
Cyren W32/Ramnit.UNAX-1410
Symantec W32.Virut.CF
ESET-NOD32 Win32/Virut.NBP
TrendMicro-HouseCall BKDR_QAKBOT.SMC
Avast Win32:Virtu-A
ClamAV Win.Trojan.Generic-53
Kaspersky Packed.Win32.Krap.hm
BitDefender Win32.Virtob.Gen.12
NANO-Antivirus Virus.Win32.Virut.hpeg
ViRobot Win32.Virut.Gen.C[h]
Ad-Aware Win32.Virtob.Gen.12
Sophos W32/Scribble-B
Comodo Virus.Win32.Virut.Ce
F-Secure Win32.Virtob.Gen.12
DrWeb Win32.Virut.56
VIPRE Virus.Win32.Virut.ce (v)
TrendMicro BKDR_QAKBOT.SMC
McAfee-GW-Edition BehavesLike.Win32.PWSZbot.lc
Emsisoft Win32.Virtob.Gen.12 (B)
F-Prot W32/Ramnit.X
Jiangmin Win32/Virut.bn
Avira W32/Virut.Gen
Antiy-AVL Virus/Win32.Virut.ce
Kingsoft Win32.Virut.nd.53248
Microsoft Virus:Win32/Virut.BN
Arcabit Win32.Virtob.Gen.12
AegisLab Packer.W32.Krap.hm!c
GData Win32.Virtob.Gen.12
AhnLab-V3 Win32/Virut.F
McAfee PWS-Zbot.gen.pq
AVware Virus.Win32.Virut.ce (v)
VBA32 Virus.Virut.06
Zoner TrojanDownloader.Zbot
Tencent Win32.Virus.Virut.Egog
Yandex Win32.Virut.Y.Gen
Ikarus Packer.Win32.Krap
Fortinet W32/Virut.CE.gen
AVG PSW.Generic12.AMWG
Panda W32/Sality.AO
Qihoo-360 Win32/Trojan.3d2

How to remove Packed.Win32.Krap.hm?

  • 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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