MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0
SHA3-384 hash: c3a0a8f972f9ce112e8a6a0e5e7937c6b7f8bbf366d13ade0e50bad8b75c1cf9b28feae5bb8faa2345d91665f16bbaba
SHA1 hash: 864e3c954966ef5b2d75fbf6ef7e23c8c465f637
MD5 hash: 27e700882d8c8b6e574a99a4deb36b07
humanhash: fillet-shade-nitrogen-nineteen
File name:6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0
Download: download sample
Signature Formbook
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File size:749'056 bytes
First seen:2023-01-10 12:48:12 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:/mx2cHss/S+PB45DDoSivV662cFRA54R/KEA9UMlDR+Gac42xtAq:ex2cHs6SqazivV6+zA54dlAeM1RP42np
TLSH T112F41283312D4B26D36C3B7260F593203B66BE316463DA9EAEC5B5CB46B37918E30553
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
181
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0
Verdict:
Malicious activity
Analysis date:
2023-01-10 12:47:28 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/5e895760-a999-4300-84cd-bbe19b493f81

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/351520/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.48217.UNOFFICIAL
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Win.Dropper.Formbook-9982291-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a file
Searching for synchronization primitives
Launching cmd.exe command interpreter
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/63bd5ec00fdf1633326e26ae/reports/151c421f-b30b-410d-b06f-5884482d2982/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b9d48e83-40cc-4e71-8072-9b8a5ad5edce
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1148734
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0/
Threat name:
Win32.Trojan.FormBook
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Status:
Malicious
First seen:
2023-01-10 12:49:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
26 of 41 (63.41%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nx4hg5uwstxttahc4goyyzl6jwmtsofzzhxisevjl6bqe7y2f2qa._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:a19i rat spyware stealer trojan
Link:
https://tria.ge/reports/230110-p2cbaaga78/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3915b2a0-c1ae-490d-990d-0b06e0b049b7
Unpacked files
SH256 hash:
cce4a21afc74d7d48d862af5b0d8598fcd213ce5d331176dfa12257f43813ecd
MD5 hash:
44bf97f71cc12eca3ce5612ffabf366c
SHA1 hash:
909a19c4d99ef46ed6661902a30cefb3a2992d94
Detections:
FormBook
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/67869c50-5485-4f1d-a5a2-fe72e2c220c1/
Parent samples :
cc306bb2d4ff7a9b6a4526abfe0ee05610bc1f34f8c4b96f465c44412558516f
9bdc185c4c52ab97921a7d99b7bfe6e22ac5be828d999b19e41983b3c79af0c9
3aec0a3b707390b1a000b0e7a6deb3bd7b8f84109b4335be6809694453fadc4c
6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0
ab3c843f0e9a542dad1b81078283a788da46aa9cc99b63434cca85737d982d94
0ae02ccb00f91c7e5c7eab7f893c859e533a294dc868ee3c43904e5f835b97bc
SH256 hash:
028c997208a38983a8f3c14e30a724b931eff6c61665be6a9f6a97d1cdd43fc7
MD5 hash:
f2f525bdfbc708f65321490cf1296ac9
SHA1 hash:
cd96e4e0b0013a8bf6d060c0db199a6a8175d657
Link:
https://www.unpac.me/results/67869c50-5485-4f1d-a5a2-fe72e2c220c1/
SH256 hash:
22a99e2740dcb5fcab542cb6ee33472a01b8f226f76e031e31b9f00ca1b08b8c
MD5 hash:
bb7995fc982c684be3ddc978e7853bca
SHA1 hash:
b5b9064f2f4ca6b8fa9646700d0bb7d0e0acbd55
Link:
https://www.unpac.me/results/67869c50-5485-4f1d-a5a2-fe72e2c220c1/
SH256 hash:
98fd2c2dbb5770c67d1e8897bb11ced8909b7b3a7248055b964737d406e713eb
MD5 hash:
aa87f95ebb7337c6e0aa648bbdcb7724
SHA1 hash:
3beb897cb3f10f56cd184049a12e4760e28b9f0a
Link:
https://www.unpac.me/results/67869c50-5485-4f1d-a5a2-fe72e2c220c1/
SH256 hash:
ff1b42ea7d56a37eae801adbddb7116f52a4664c0b41302736f522852edc2747
MD5 hash:
89ac57478044c57c7195943116a521e0
SHA1 hash:
1ff2bafeed795423e3538d810bda8e1e3fcdcfa5
Link:
https://www.unpac.me/results/67869c50-5485-4f1d-a5a2-fe72e2c220c1/
SH256 hash:
6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0
MD5 hash:
27e700882d8c8b6e574a99a4deb36b07
SHA1 hash:
864e3c954966ef5b2d75fbf6ef7e23c8c465f637
Link:
https://www.unpac.me/results/67869c50-5485-4f1d-a5a2-fe72e2c220c1/
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/6df873769694ef3980e2e19d8c657e4d993938b9c9ee8912a95f83027f1a2ea0

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:pe_imphash
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

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/351520/

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