MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 db8e74fd99fe46308fc569bd02b4269d5392e3a991090c8de0d4d21cb9300e06. 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 2 File information Comments
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SHA256 hash: db8e74fd99fe46308fc569bd02b4269d5392e3a991090c8de0d4d21cb9300e06
SHA3-384 hash: 8079609529afed552f2bab46d20a708beba86111e1fbef42654d5ea152d57e4667ab8324d40c0410c43d9e14c547260b
SHA1 hash: a1374b33365c81eaa480d00543b63e476fb806b0
MD5 hash: a2245f9cc82688e660860f32c0786c49
humanhash: sodium-moon-montana-lithium
File name:a2245f9cc82688e660860f32c0786c49
Download: download sample
Signature Formbook
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File size:809'472 bytes
First seen:2022-08-18 07:27:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'659 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:RFxgV10ACRjPZTqvJW5tbeWe9IbUDHDl:9gVWACBPZTxt97U
TLSH T15B05BE17BF147708C9A7AAB4EE0BBD66A7F61C5D3135D0783A647C0A4AFF301E51242A
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
314
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
a2245f9cc82688e660860f32c0786c49
Verdict:
Malicious activity
Analysis date:
2022-08-18 07:29:52 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/ec823b46-3dfd-4c2c-af63-286963e27e17

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/299522/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
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Win.Dropper.Nanocore-9963202-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62fdea0f2093f7352869100d/reports/68ed4b5d-7e8c-42f4-9f89-ec6a7f099994/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/44c4af46-f0fd-40fe-b3e6-8c6458022bfa
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1053634
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 686149 Sample: ASnCj0CkAi Startdate: 18/08/2022 Architecture: WINDOWS Score: 96 19 Malicious sample detected (through community Yara rule) 2->19 21 Antivirus detection for URL or domain 2->21 23 Multi AV Scanner detection for submitted file 2->23 25 6 other signatures 2->25 6 ASnCj0CkAi.exe 3 2->6         started        process3 file4 17 C:\Users\user\AppData\...\ASnCj0CkAi.exe.log, ASCII 6->17 dropped 9 vbc.exe 6->9         started        11 vbc.exe 6->11         started        13 vbc.exe 6->13         started        15 2 other processes 6->15 process5
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/db8e74fd99fe46308fc569bd02b4269d5392e3a991090c8de0d4d21cb9300e06/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-08-09 23:55:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3ohhj7mz7zddbd6fng6qfnbgtvjzfy5jseeqzdpa2tjbzojqbyda._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:s46e rat spyware stealer trojan
Link:
https://tria.ge/reports/220818-janx4sebg7/
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
Uses the VBS compiler for execution
Formbook payload
Formbook
Unpacked files
SH256 hash:
f79177275e13a1a4283d3de25ac9eaa2d9fa13d35727fe0f6a1223416fa288df
MD5 hash:
009b03b8cb7954ee6404447e054ae47c
SHA1 hash:
72fdcd1a0ad2c94315f6261e0a72003abc72ed23
Detections:
win_formbook_g0
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win_formbook_auto
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FormBook
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Link:
https://www.unpac.me/results/eafb0c96-9155-45c1-9206-ed84cdf81681/
Parent samples :
db8e74fd99fe46308fc569bd02b4269d5392e3a991090c8de0d4d21cb9300e06
ee0f1dab4de829292b2c3d760a82741fcc742dd1bb0ffb53247cd4c9aa549732
SH256 hash:
642d5b8aa52ca35d8386a5b4302aa503d330753426dd950e6c2a47efdbb4b7e2
MD5 hash:
2e85fdecd9837f0895ee6568f97b3cfd
SHA1 hash:
a4df92cf9adfa1c7d26f6d19923cbfa4cbfc596f
Link:
https://www.unpac.me/results/eafb0c96-9155-45c1-9206-ed84cdf81681/
SH256 hash:
0a36397ed7291544ceedd693fa89b6751d27e3e58f4f9e48f16f88c8c76e24c3
MD5 hash:
57906aa638f43996d02d7e3ced818e80
SHA1 hash:
4eddae549a3e2654e9a34aa71002b65be45f8297
Link:
https://www.unpac.me/results/eafb0c96-9155-45c1-9206-ed84cdf81681/
SH256 hash:
33d8175f61d6a4119172b7fd6fa5a82337a4cdeda111df769d74c51320a9de59
MD5 hash:
8e65259756c9c26bf67f515129c7ad9d
SHA1 hash:
3e36275ece9adf30b470206dcc2b87bb997babee
Link:
https://www.unpac.me/results/eafb0c96-9155-45c1-9206-ed84cdf81681/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/eafb0c96-9155-45c1-9206-ed84cdf81681/
SH256 hash:
db8e74fd99fe46308fc569bd02b4269d5392e3a991090c8de0d4d21cb9300e06
MD5 hash:
a2245f9cc82688e660860f32c0786c49
SHA1 hash:
a1374b33365c81eaa480d00543b63e476fb806b0
Link:
https://www.unpac.me/results/eafb0c96-9155-45c1-9206-ed84cdf81681/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/db8e74fd99fe/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/db8e74fd99fe46308fc569bd02b4269d5392e3a991090c8de0d4d21cb9300e06

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
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.

Web download

Formbook

Executable exe db8e74fd99fe46308fc569bd02b4269d5392e3a991090c8de0d4d21cb9300e06

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2274187/
Cape
Cape
https://www.capesandbox.com/analysis/299522/

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