Categories: Malware

Troj/Formbok-PO removal guide

The Troj/Formbok-PO 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 Troj/Formbok-PO virus can do?

  • Behavioural detection: Executable code extraction – unpacking
  • Yara rule detections observed from a process memory dump/dropped files/CAPE
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Dynamic (imported) function loading detected
  • Reads data out of its own binary image
  • A process created a hidden window
  • CAPE extracted potentially suspicious content
  • The binary likely contains encrypted or compressed data.
  • Authenticode signature is invalid
  • Attempts to modify desktop wallpaper
  • Behavioural detection: Injection (inter-process)
  • Created a process from a suspicious location
  • CAPE detected the Formbook malware family

How to determine Troj/Formbok-PO?


File Info:

name: 02F70A35C51B230BD5E7.mlwpath: /opt/CAPEv2/storage/binaries/9eb83b030fff6874a3a944d6f8c97f8e9930075891cfa0a62e01625c89396c1bcrc32: B62FD8EAmd5: 02f70a35c51b230bd5e71a1eb4c6ab1asha1: 6d462c2499c0061761a60a269110b4397d50ad97sha256: 9eb83b030fff6874a3a944d6f8c97f8e9930075891cfa0a62e01625c89396c1bsha512: fa7119e692eaf2b0a0e7db8ca474a1525ce7c368fb7b2c135e97b1ff58a46039619f7e9f80b4fa3174d27d86c20b684387f45dd313aafdbf0cbf0e4cff6b5b71ssdeep: 6144:+Gi3lToehk0qMzzMbS7HCV7KyU+1fIOMw4RxrqIJdvoslze6IM1bfuBYW6KsuNc8:eXBzCS7+KyV1ROv1PBfZaNJ6INkKtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T123B401597F65C92BD355B1381AF1FB2CEB70D1D86E39C653BF01BAEC2A147DA2824102sha3_384: 95abd90478b9401d489462e4a69522faf759271bd688e364aed9c315f529d1cf163b17b392284f62750d3f94101a8497ep_bytes: 81ec8001000053555633db57895c2418timestamp: 2008-10-10 21:49:01

Version Info:

0: [No Data]

Troj/Formbok-PO also known as:

Lionic Trojan.Win32.Noon.l!c
Elastic malicious (high confidence)
MicroWorld-eScan Trojan.GenericKD.47619747
FireEye Trojan.GenericKD.47619747
ALYac Trojan.GenericKD.47619747
Cylance Unsafe
K7AntiVirus Trojan ( 0058baa91 )
Alibaba TrojanSpy:Win32/Tnega.df7d3e13
K7GW Trojan ( 0058baa91 )
Cybereason malicious.5c51b2
Cyren W32/Injector.ARU.gen!Eldorado
Symantec Packed.Generic.606
ESET-NOD32 a variant of Win32/Injector.EQSW
APEX Malicious
Paloalto generic.ml
ClamAV Win.Dropper.Temonde-6571898-0
Kaspersky HEUR:Trojan-Spy.Win32.Noon.gen
BitDefender Trojan.GenericKD.47619747
Avast Win32:PWSX-gen [Trj]
Tencent Win32.Trojan-spy.Noon.Glr
Ad-Aware Trojan.GenericKD.47619747
Sophos Troj/Formbok-PO
Comodo .UnclassifiedMalware@0
DrWeb Trojan.Siggen16.3482
TrendMicro TROJ_FRS.0NA103LD21
McAfee-GW-Edition RDN/Formbook
Emsisoft Trojan.GenericKD.47619747 (B)
Ikarus Trojan.Win32.Injector
Kingsoft Win32.Troj.Undef.(kcloud)
Gridinsoft Ransom.Win32.Wacatac.sa
Microsoft Trojan:Win32/Lokibot.VALC!MTB
GData Win32.Trojan-Stealer.FormBook.YRAYVG
AhnLab-V3 Trojan/Win.Formbook.C4840413
McAfee RDN/Formbook
MAX malware (ai score=80)
VBA32 TrojanSpy.Noon
Malwarebytes Trojan.Injector
TrendMicro-HouseCall TROJ_FRS.0NA103LD21
Yandex Trojan.Igent.bW5Vms.23
SentinelOne Static AI – Malicious PE
Fortinet W32/Injector.EQTC!tr
AVG Win32:PWSX-gen [Trj]
Panda Trj/CI.A
CrowdStrike win/malicious_confidence_100% (W)
MaxSecure Trojan.Malware.300983.susgen

How to remove Troj/Formbok-PO?

  • 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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