MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 16


Intelligence 16 IOCs YARA 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd
SHA3-384 hash: a1bcb50f7078b93f0223e67b61773a39d3528283d8a0f3ab2d9a824d268b0ced5e6eed22ef40eff5c6cb6368768bdbd1
SHA1 hash: b512b5ee5041d337e537deb9456889e59da83937
MD5 hash: 6687d17bc8246cfdcfa93599bbf380ed
humanhash: jig-summer-montana-jig
File name:SHIPPING DOCUMENTS.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:967'168 bytes
First seen:2026-02-09 15:50:29 UTC
Last seen:2026-02-09 21:21:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'819 x AgentTesla, 19'743 x Formbook, 12'286 x SnakeKeylogger)
ssdeep 24576:shyFQN8TsAHKWKinX1vwuANGsE2WWaIVavguQ:MySuTsAHPnXhSGYMEu
Threatray 2'693 similar samples on MalwareBazaar
TLSH T1E82523B832AEDE51C0E92BB56421C2B157B5AFC5F602E3188FC4BCFBB91AB411508357
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
143
Origin country :
US US
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/b0d093b5-7e5a-475c-9fd0-31bc4018d1c3/
Malware family:
n/a
ID:
1
File name:
SHIPPING DOCUMENTS.exe
Verdict:
Suspicious activity
Analysis date:
2026-02-09 15:52:27 UTC
Tags:
auto-startup
Link:
https://app.any.run/tasks/3d2fcddb-93b7-4787-81b6-9a97766cb08d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/52810/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=698a027542fd65534ccdef40
Tags:
autorun shell virus micro
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
krypt masquerade packed
Link:
https://www.filescan.io/uploads/698a0272930564ff3c94909b/reports/be332ebd-b1c9-46f4-b1e3-7ff26745c758/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-02-09T06:47:00Z UTC
Last seen:
2026-02-11T11:06:00Z UTC
Hits:
~1000
Detections:
PDM:Trojan.Win32.Generic Backdoor.Agent.HTTP.C&C Trojan.Win32.Agent.sb Trojan.MSIL.Inject.sb Trojan.MSIL.Agent.sb VHO:Trojan-PSW.Win32.ReaderDB.gen Trojan-Spy.Win32.Noon.sb Trojan-Spy.Noon.HTTP.ServerRequest HEUR:Trojan.MSIL.Crypt.gen Trojan.MSIL.Crypt.sb HEUR:Trojan.WinLNK.Powecod.e
Link:
https://opentip.kaspersky.com/351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd/results?tab=lookup
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b9d8d894-d292-4723-86da-a2c8975e7e03
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.15 Win 32 Exe x86
Link:
https://app.malva.re/file/6687d17bc8246cfdcfa93599bbf380ed
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd/
Verdict:
Malicious
Threat:
Family.FORMBOOK
Link:
https://tip.neiki.dev/file/351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2026-02-09 09:42:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=guot2ituhciidqqv2n65llbw4a2zj22cci5pwsp2krd6md4bk26q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1dc7245108586b1efebe9c379bbd181eb411213e64a993a29a0e525ef279a05b
Formbook
a6a721af414a65e45747b0d66bc5b9a4bc98badb8eb2fc234bf8a6bc5841b4bd
Formbook
bcd93ee0b2eae28bc5097daecfad35d2a4cc0944f3eddab9696e02ed40ec6efe
Formbook
c02c29e0bcd5b9f4110d716846c22e6797083be601b4c4af629b3804ce556d38
Formbook
error
Formbook
+ 2'683 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/260209-talsvsbv5d/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Network Configuration Discovery: Internet Connection Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Unpacked files
SH256 hash:
351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd
MD5 hash:
6687d17bc8246cfdcfa93599bbf380ed
SHA1 hash:
b512b5ee5041d337e537deb9456889e59da83937
Link:
https://www.unpac.me/results/549dd677-e4a6-4bc2-9ded-eb8ea9561feb/
SH256 hash:
48fa91de316a3b8b9b173548ff297a529e8045cfba133655cb8d7bf2517df628
MD5 hash:
54f2d8dcde429e9fa2c0cef39b6bb0e7
SHA1 hash:
1b0181a02d9f36613fdd5170d1b84a5a8358b2af
Link:
https://www.unpac.me/results/549dd677-e4a6-4bc2-9ded-eb8ea9561feb/
SH256 hash:
40e0b9f42c9e05149485d86232bb13f7a9e37024a22fd370d0af8d89dd0d8c96
MD5 hash:
b1bed0c83d2ba8230c267051cf9bdd93
SHA1 hash:
4cdefb0a5ae02f5acfedbbd4b31760359422358d
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/549dd677-e4a6-4bc2-9ded-eb8ea9561feb/
SH256 hash:
34265b21d08db558cef3273edd46e78f5aef684b6da22c208e9d44c48f284918
MD5 hash:
239434cc0b1ad3e68938a8885552d26a
SHA1 hash:
ed54ac5753c012bf39e949e5eabb233b0bc55f7a
Link:
https://www.unpac.me/results/549dd677-e4a6-4bc2-9ded-eb8ea9561feb/
SH256 hash:
4850f9fee85436ebb5fe318320f8bb7a1727f1911f11515570521abe1991761e
MD5 hash:
dfc25f2f6ae2187721b2ebec76587852
SHA1 hash:
4eb8e8d247de7a761c54dbe5aba5f3bbbc3a25d5
Link:
https://www.unpac.me/results/549dd677-e4a6-4bc2-9ded-eb8ea9561feb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/351d3d2274389081c215d37dd5ac36e03594eb42123afb49fa5447e60f8156bd

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:Formbook
Create hunting rule
Author:kevoreilly
Description:Formbook Payload
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:TH_Win_ETW_Bypass_2025_CYFARE
Create hunting rule
Author:CYFARE
Description:Windows ETW Bypass Detection Rule - 2025
Reference:https://cyfare.net/

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Cape
Cape
https://www.capesandbox.com/analysis/52810/

Comments