Categories: Malware

Win32/Kryptik.PEZ (file analysis)

The Win32/Kryptik.PEZ 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/Kryptik.PEZ virus can do?

Behavioural detection: Executable code extraction – unpacking
Creates RWX memory
Dynamic (imported) function loading detected
CAPE extracted potentially suspicious content
The binary likely contains encrypted or compressed data.
Authenticode signature is invalid
Likely installs a bootkit via raw harddisk modifications
Deletes its original binary from disk
Attempts to restart the guest VM
Uses IOCTL_SCSI_PASS_THROUGH control codes to manipulate drive/MBR which may be indicative of a bootkit
Attempted to write directly to a physical drive
Creates a copy of itself

How to determine Win32/Kryptik.PEZ?


File Info:
name: 31AD53063ADEFF2C3914.mlwpath: /opt/CAPEv2/storage/binaries/0acd6b711f2d1436b828950abed1e58f17acfe94b4e8e09ae7581563923e11ffcrc32: 7B720307md5: 31ad53063adeff2c3914bfc9cd91a4d6sha1: c4a3a2aee1262bbfe4657a6bc6b9a0e56c83d11dsha256: 0acd6b711f2d1436b828950abed1e58f17acfe94b4e8e09ae7581563923e11ffsha512: 96b598d1e553e3a9fed061fc015e7b52e4385d6254974637829bf0c9da88a568cf39d99cd2be210b0d36d7b92d90f58fb0efc45ef350d8b30dd36b5612866793ssdeep: 3072:ObU1CTwy+EDbO5pJmRWwRX93cvY42fRKz3u+ak2+b1SDWR3jrff+W0QhyDPHkdFM:AwbE+5pJm33L493u+K+QWdHYDsTMtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T14F14C0044913401AF5068C389291E3E1DFBCA997B1A6A0FFFF92175568929CCD5FEBB0sha3_384: 2c95c88c35722d0a53fb4f528776c2ba45a4dbe70c6b24e465e15e5690bbfe7c9e6bdefe015bb6d517ad55bec84ca5b8ep_bytes: 558bec83ec14a1a4944000538b5838a1timestamp: 2011-03-11 12:50:24
Version Info:
0: [No Data]

Win32/Kryptik.PEZ also known as:

Bkav	W32.AIDetect.malware2
Lionic	Trojan.Win32.Generic.4!c
Elastic	malicious (high confidence)
MicroWorld-eScan	Gen:Heur.IPZ.6
FireEye	Generic.mg.31ad53063adeff2c
McAfee	PWS-Zbot.gen.azh
Cylance	Unsafe
Zillya	Backdoor.TDSS.Win32.11097
Sangfor	Suspicious.Win32.Save.a
K7AntiVirus	Trojan ( 0055dd191 )
Alibaba	VirTool:Win32/Obfuscator.c502930e
K7GW	Trojan ( 0055dd191 )
Cybereason	malicious.63adef
BitDefenderTheta	Gen:NN.ZexaF.34806.myW@aCU61fni
Cyren	W32/FakeAlert.PI.gen!Eldorado
Symantec	Packed.Generic.328
tehtris	Generic.Malware
ESET-NOD32	a variant of Win32/Kryptik.PEZ
Baidu	Win32.Trojan.Olmarik.cn
TrendMicro-HouseCall	TROJ_KRYPTK.SMCR
Paloalto	generic.ml
Kaspersky	HEUR:Trojan.Win32.Generic
BitDefender	Gen:Heur.IPZ.6
NANO-Antivirus	Trojan.Win32.TDSS.dmegz
SUPERAntiSpyware	Trojan.Agent/Gen-Alureon
Avast	Win32:Alureon-AFA [Trj]
Tencent	Win32.Trojan.Generic.Ljar
Ad-Aware	Gen:Heur.IPZ.6
Sophos	ML/PE-A + Mal/Rorpian-D
Comodo	TrojWare.Win32.Agent.cjac@4m3eph
DrWeb	BackDoor.Tdss.5070
VIPRE	Gen:Heur.IPZ.6
TrendMicro	TROJ_KRYPTK.SMCR
McAfee-GW-Edition	BehavesLike.Win32.ZBot.cc
Trapmine	malicious.high.ml.score
Emsisoft	Gen:Heur.IPZ.6 (B)
APEX	Malicious
GData	Gen:Heur.IPZ.6
Jiangmin	TrojanDropper.TDSS.esk
Webroot	W32.TDSS.Gen
Avira	BDS/Agent.rze
MAX	malware (ai score=100)
Antiy-AVL	Trojan/Generic.ASMalwS.3303
Arcabit	Trojan.IPZ.6
Microsoft	Trojan:Win32/Alureon.gen!AD
Cynet	Malicious (score: 100)
AhnLab-V3	Trojan/Win32.Tdss.R9358
VBA32	BScope.TrojanPSW.Stealer
ALYac	Gen:Heur.IPZ.6
Malwarebytes	Rootkit.TDSS
Ikarus	Trojan.Win32.Tdss
Rising	Trojan.Alureon!1.6571 (CLASSIC)
SentinelOne	Static AI – Malicious PE
MaxSecure	Trojan.Malware.300983.susgen
Fortinet	W32/Rorpian.C!tr
AVG	Win32:Alureon-AFA [Trj]
Panda	Trj/Genetic.gen
CrowdStrike	win/malicious_confidence_100% (W)