MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e. 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: 18


Intelligence 18 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e
SHA3-384 hash: 57eaa4af6882acf682726909ca37602853931db0e0c0a29e2f97f4489c013cf7ba0bf6972dbb84defe3faffc97362a6d
SHA1 hash: ec9b99e2caed243fc255b4512dd74e1b4d475f53
MD5 hash: e481069cf2a151b3c4f90c630223db13
humanhash: hot-alaska-seventeen-cold
File name:MV GOLDEN VESSEL INFOpdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'083'904 bytes
First seen:2026-01-14 10:46:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'642 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 12288:2r6/wUKCowCFzNX7+sgWZz4LzzeVuoFuyZym5hGCnTMVVuttiZE9e7JxsIvzHjbV:HTTcNXSWZz47DUXZLuVKsE8Ny
Threatray 2'527 similar samples on MalwareBazaar
TLSH T13035F158229ACA02E1E55FF12972E2F407787EDED820D3578FDAAEDF7865B804509343
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 threatcat_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
135
Origin country :
CH CH
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/38b7e6c4-f7bb-4191-8581-c3d77a5a2b09/
Malware family:
formbook
Create hunting rule
ID:
1
File name:
6f283804e3f219bd1b0d909e2e90653fc81d62f8186109967f8bf83a389a36ab.zip
Verdict:
Malicious activity
Analysis date:
2026-01-14 09:38:43 UTC
Tags:
arch-exec formbook xloader stealer
Link:
https://app.any.run/tasks/e3946ef6-8cff-429a-9e58-fce8e37946ad

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/48863/
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6967642357243ef151cd119e
Tags:
virus msil
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
krypt packed vbnet
Link:
https://www.filescan.io/uploads/6967743f3827c9e1249d4559/reports/00978d95-3ed2-4663-8bff-f8b234e0a1de/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-14T05:11:00Z UTC
Last seen:
2026-01-15T06:25:00Z UTC
Hits:
~1000
Detections:
Trojan-Spy.Noon.HTTP.ServerRequest Trojan-PSW.Win32.Stealer.sb Trojan.MSIL.Crypt.sb VHO:Trojan-PSW.MSIL.Convagent.gen Trojan-Spy.Win32.Noon.sb Trojan.MSIL.Inject.sb PDM:Trojan.Win32.Generic HEUR:Trojan.MSIL.Taskun.gen Backdoor.Agent.HTTP.C&C
Link:
https://opentip.kaspersky.com/77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/661a4216-7e2f-4e4f-8ccf-6059692ffe09
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1850499
Signature
.NET source code contains potential unpacker
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1850499 Sample: MV GOLDEN VESSEL INFOpdf.exe Startdate: 14/01/2026 Architecture: WINDOWS Score: 100 34 www.yaliro.xyz 2->34 36 www.viptaka.cloud 2->36 38 8 other IPs or domains 2->38 46 Suricata IDS alerts for network traffic 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Yara detected FormBook 2->50 54 4 other signatures 2->54 11 MV GOLDEN VESSEL INFOpdf.exe 3 2->11         started        signatures3 52 Performs DNS queries to domains with low reputation 34->52 process4 file5 32 C:\Users\...\MV GOLDEN VESSEL INFOpdf.exe.log, ASCII 11->32 dropped 64 Injects a PE file into a foreign processes 11->64 15 MV GOLDEN VESSEL INFOpdf.exe 11->15         started        18 MV GOLDEN VESSEL INFOpdf.exe 11->18         started        signatures6 process7 signatures8 66 Maps a DLL or memory area into another process 15->66 20 DOqDUxT8gg6I.exe 15->20 injected process9 dnsIp10 40 www.yaliro.xyz 104.207.66.126, 49745, 49746, 49747 WINNE-IPV4-1US United States 20->40 42 www.spdoman.site 162.210.101.174, 49741, 49742, 49743 STEADFASTUS United States 20->42 44 5 other IPs or domains 20->44 23 unlodctr.exe 13 20->23         started        process11 signatures12 56 Tries to steal Mail credentials (via file / registry access) 23->56 58 Tries to harvest and steal browser information (history, passwords, etc) 23->58 60 Modifies the context of a thread in another process (thread injection) 23->60 62 3 other signatures 23->62 26 chrome.exe 23->26         started        28 firefox.exe 23->28         started        process13 process14 30 WerFault.exe 4 26->30         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.24 Win 32 Exe x86
Link:
https://app.malva.re/file/e481069cf2a151b3c4f90c630223db13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o67c5zoflkof6ifwkix3n66rordfjannmc2ripev5yy6c36mv6ha._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
172c3076e5d6bfe9089a1e092d1286e77337bc3680db32539e3a7bf69b7d0560
Formbook
3a279099e6b83675a0f1b4ad779734a1c718d6b19a9ab225c54be70c78108ab5
Formbook
4eef5964d4be888f65a3410d0f60fd3559021aff06bf1448c919e294b7ecb72e
Formbook
5aa4328001eb57a54a716ba3c7f0fa7f6b8c390828ea8b33a3c85dfb2838a512
Formbook
77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e
Formbook
85ad935b3f04ac7a537e4cf51894c03ed4764343f3b0d8c56657d9137d8e451e
Formbook
a9748173bb602313b8b1fc6eb71d4036ad98ba25c19b360326dd74cfd71c6522
Formbook
dc868203fe63fc8e75865fcfe43849fc1a4fd6a845416dee9497834b158669eb
Formbook
error
Formbook
+ 2'517 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/260114-mvq5raet9c/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Formbook payload
Formbook
Formbook family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4cd6000b-5361-4dc5-936a-d25033f7e5fa
Unpacked files
SH256 hash:
77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e
MD5 hash:
e481069cf2a151b3c4f90c630223db13
SHA1 hash:
ec9b99e2caed243fc255b4512dd74e1b4d475f53
Link:
https://www.unpac.me/results/4edec5c1-8d5b-4e8a-b497-16e64de29651/
SH256 hash:
6a3d0e2e98b1cf28a0547aca0e88a20e251d94e0df7a5808769a2882e58dda11
MD5 hash:
da428eda04a2259a02bcf3120c34715c
SHA1 hash:
34c754c85eebd4c749bab5b24f1a8d3a5f5ebd8a
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/4edec5c1-8d5b-4e8a-b497-16e64de29651/
Parent samples :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 hash:
3507d76db3dd82a661dede9009a3dd7a07a10860aa44b45dc911d43842278efa
MD5 hash:
702d47b2969d40f25f8aff0765e2c453
SHA1 hash:
9d75fbb31df6acb05f7af4a2869a14c70e11732c
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/4edec5c1-8d5b-4e8a-b497-16e64de29651/
SH256 hash:
2094497b3f255e8a87c2b757c2d70211bf9d57409352ccb7bfd396d41d332a93
MD5 hash:
cf4b62421ea5b6cc3c2e98c43cab27b3
SHA1 hash:
a35e74869129abb17e42a8670d71d6f75e6258dc
Link:
https://www.unpac.me/results/4edec5c1-8d5b-4e8a-b497-16e64de29651/
SH256 hash:
83f731ca2b2297eea1592ba73700a69a704cbd69dac3d065c855669027a8adf0
MD5 hash:
85bbbbf468e67b56ff0df8a1b10e2408
SHA1 hash:
1554cc9831feb600d3a84ef4312941ad8d683dfa
Link:
https://www.unpac.me/results/4edec5c1-8d5b-4e8a-b497-16e64de29651/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/77be2ee5c55a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e

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:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 77be2ee5c55a9c5f20b6522fb6fbd174465481ad60b5143c95ee31e16fccaf8e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/48863/

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