MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6e294639b9e9dec345a4b9bdeb29bd5695ea2d84e0fa88633ece9e7e88ad2bb4. 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: 13


Intelligence 13 IOCs YARA 6 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6e294639b9e9dec345a4b9bdeb29bd5695ea2d84e0fa88633ece9e7e88ad2bb4
SHA3-384 hash: 7ba5d10ded17ef135d101e5caec3c8e8959b0beb25e6bd741f4a35662dfeb2230d5fa1551926b66f36b54fbdd09b006b
SHA1 hash: 69bf7182f7cd72ca775be7736b843345efbbdc0e
MD5 hash: ca25cc1a0351513cbb0bb70343b03862
humanhash: lake-social-coffee-oxygen
File name:ca25cc1a0351513cbb0bb70343b03862
Download: download sample
Signature Formbook
Create hunting rule
File size:857'600 bytes
First seen:2022-08-11 09:19:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:WEoKggb2iNdvpc++HRBTEdG6gAGYN/lXXE5fRPcXUVtSlTOzYM2TgN/0s:zoKgK1XpSHbgbR04XWtUOmgi
TLSH T10105BEAF7E9C440ECC218B31E84C81B99FA5FDA17912CDEFB9937536D27029C6619E10
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.3% (.SCR) Windows screen saver (13101/52/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
621
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Specification.xlsx
Verdict:
Malicious activity
Analysis date:
2022-08-11 08:32:56 UTC
Tags:
encrypted opendir trojan exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/313290e3-52d4-4d36-b586-376fb9aea0e6

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/297926/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
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/62f4ca3ee4e65a67c49e7405/reports/9bde9c4d-89ac-482d-ac9a-b23e51b4a46d/overview
Result
Verdict:
UNKNOWN
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/84d6bc2d-4b5b-4ed1-ad3c-9fff4b7a236a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1049822
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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: 682333 Sample: pHS5ac3afB Startdate: 11/08/2022 Architecture: WINDOWS Score: 92 22 Malicious sample detected (through community Yara rule) 2->22 24 Antivirus detection for URL or domain 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 5 other signatures 2->28 6 pHS5ac3afB.exe 3 2->6         started        process3 file4 18 C:\Users\user\AppData\...\pHS5ac3afB.exe.log, ASCII 6->18 dropped 9 BackgroundTransferHost.exe 55 6->9         started        12 vbc.exe 6->12         started        14 vbc.exe 6->14         started        16 3 other processes 6->16 process5 dnsIp6 20 192.168.2.1 unknown unknown 9->20
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6e294639b9e9dec345a4b9bdeb29bd5695ea2d84e0fa88633ece9e7e88ad2bb4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-11 08:38:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
79
AV detection:
23 of 25 (92.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nyuumonz5hpmgrnexg66wkn5k2k6ulme4d5iqyz6z2ph5cfnfo2a._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:p63n rat spyware stealer trojan
Link:
https://tria.ge/reports/220811-larecafgb4/
Behaviour
Suspicious behavior: EnumeratesProcesses
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:
a92be2fb1c5ac64805e26f267bc2d4290634f742a8737f510ce47905109ceac9
MD5 hash:
6acffe97f6033de7c2d29886966ff129
SHA1 hash:
a07d70ca61e7d17d463b940af6a4eaad8e320022
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Link:
https://www.unpac.me/results/16270ede-4106-412e-a322-a7e264885e68/
Parent samples :
9a6cce3879d0a6097959ba0bdb3d0b05c5b5e625d7c5624a35ddaed455d5af64
ffdb15bbf45a762c112e2e4a642ca9415e9e9b3a7e04319e69242792e27f6ce7
0bf82ae7d8ed992fd02d696ac9e330f2b4a5f6eb082f29e2a99ceeff831eaa4b
97455ea051858a658c46bfab848532f3ead49260621d2326d82bca0a7ea6d72b
40ed94480e803c385fd0def0efcba1c9f5e6e52056a5793fdac140066a410eb2
6e294639b9e9dec345a4b9bdeb29bd5695ea2d84e0fa88633ece9e7e88ad2bb4
8aa19f667123d092441538094fe3d6bda467a6a12ce60ba3b8ef9a17f5c185b3
31e1689f5f0b5e52bca7bcb63aaa565c4e3239ac16386bef523365b1fc24f306
5c60ec93028885f6319a52ad6ae0d4eaa08cec6a82cf8c7c62d7a060341a77a8
SH256 hash:
49847a34a41a327160b1e3f8d4efb2eb74b6f6a7cecdc0b698cee002a294adf9
MD5 hash:
2f5e699169b66603fe4af6e890608b1d
SHA1 hash:
b699b8d7d84c6ce0f7511598e2d8852668e2ccde
Link:
https://www.unpac.me/results/16270ede-4106-412e-a322-a7e264885e68/
SH256 hash:
18eb60c0eb3e1c610526d9f4b42684ac36a2ebb521514a8770dca2f2afd7f471
MD5 hash:
7ca239778f9f46d28b08876564dba525
SHA1 hash:
973b0d0d98a83b7dfcf1bfce04a179b0f070b98c
Link:
https://www.unpac.me/results/16270ede-4106-412e-a322-a7e264885e68/
SH256 hash:
c4a962b6fe68ba4faccd44658245fb74291e0d3a0fb6b597b491052674752e4b
MD5 hash:
c35fabdf8647fdbe220dedc2d0d69b7a
SHA1 hash:
7664a6d77db7f5231b051907be84bf2777fb7ebc
Link:
https://www.unpac.me/results/16270ede-4106-412e-a322-a7e264885e68/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/16270ede-4106-412e-a322-a7e264885e68/
SH256 hash:
6e294639b9e9dec345a4b9bdeb29bd5695ea2d84e0fa88633ece9e7e88ad2bb4
MD5 hash:
ca25cc1a0351513cbb0bb70343b03862
SHA1 hash:
69bf7182f7cd72ca775be7736b843345efbbdc0e
Link:
https://www.unpac.me/results/16270ede-4106-412e-a322-a7e264885e68/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6e294639b9e9/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/6e294639b9e9dec345a4b9bdeb29bd5695ea2d84e0fa88633ece9e7e88ad2bb4

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:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

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

Web download

Formbook

Executable exe 6e294639b9e9dec345a4b9bdeb29bd5695ea2d84e0fa88633ece9e7e88ad2bb4

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/297926/
  
URLhaus
https://urlhaus.abuse.ch/url/2271620/

Comments


Avatar
zbet commented on 2022-08-11 09:19:33 UTC

url : hxxp://192.3.122.133/250/vbc.exe