MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 329bb5f9474791002d8542ca8043544387e0f832b8253fbfa564c57a3563dea8. 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 2 File information Comments
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SHA256 hash: 329bb5f9474791002d8542ca8043544387e0f832b8253fbfa564c57a3563dea8
SHA3-384 hash: 56dabd630ed252d8147eff17744206c58829eccc455e06c030921c7f427e877bd8e693c2b03e75d32dc70243295d1fa8
SHA1 hash: 1c0dc8bc7fc274e6f3cf9f109e1631353dd690f4
MD5 hash: 423db5d05318ca131316e34cfe00bb60
humanhash: lactose-white-pizza-hot
File name:file
Download: download sample
Signature Formbook
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File size:842'752 bytes
First seen:2022-11-17 15:51:15 UTC
Last seen:2022-11-17 17:49:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 24576:UfjtdV4od+sqUnXRkQ/BnkYSwCxBnG30YCohjZnbCkI:stdVbzDXW6BnkYMBn+9hjZnbCkI
TLSH T16B056BE96853696EE5B8B27D55F1E890CAB38C724EC0AE2481A83DC16D335D3B051DFC
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter jstrosch
Tags:.NET exe FormBook MSIL

Intelligence

File Origin
# of uploads :
2
# of downloads :
222
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
DS Smith Offer Inquiry.doc
Verdict:
Malicious activity
Analysis date:
2022-11-17 15:16:48 UTC
Tags:
exploit cve-2017-11882 loader formbook trojan stealer
Link:
https://app.any.run/tasks/30890ade-c715-4e4b-b5b1-ca08eddecf18

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/335434/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.26168.2042.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/637658a307c3f5e84a01a52a/reports/349c6d5d-5775-4983-b874-37e4b3b758e7/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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1e4a0973-dfaf-4985-aeed-1d2be40b0165
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1115888
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 748597 Sample: file.exe Startdate: 17/11/2022 Architecture: WINDOWS Score: 100 31 www.coachingq.com 2->31 39 Snort IDS alert for network traffic 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 6 other signatures 2->45 9 file.exe 3 2->9         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 9->29 dropped 51 Injects a PE file into a foreign processes 9->51 13 file.exe 9->13         started        16 file.exe 9->16         started        18 file.exe 9->18         started        20 file.exe 9->20         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 13->61 63 Maps a DLL or memory area into another process 13->63 65 Sample uses process hollowing technique 13->65 67 Queues an APC in another process (thread injection) 13->67 22 explorer.exe 13->22 injected process9 dnsIp10 33 www.manciniballroom.com 156.254.174.120, 49695, 80 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 22->33 35 cyberxpagency.com 108.179.252.17, 49698, 49699, 80 UNIFIEDLAYER-AS-1US United States 22->35 37 4 other IPs or domains 22->37 47 System process connects to network (likely due to code injection or exploit) 22->47 49 Uses ipconfig to lookup or modify the Windows network settings 22->49 26 ipconfig.exe 13 22->26         started        signatures11 process12 signatures13 53 Tries to steal Mail credentials (via file / registry access) 26->53 55 Tries to harvest and steal browser information (history, passwords, etc) 26->55 57 Deletes itself after installation 26->57 59 2 other signatures 26->59
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/329bb5f9474791002d8542ca8043544387e0f832b8253fbfa564c57a3563dea8/
Threat name:
Win32.Trojan.Pwsx
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Status:
Malicious
First seen:
2022-11-17 15:52:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
9 of 40 (22.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gkn3l6khi6iqalmfilfiaq2uiod6b6bsxast7p5fmtcxunld32ua._file
Verdict:
malicious
Label(s):
formbook
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cobaltstrike
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:8ch8 rat spyware stealer trojan
Link:
https://tria.ge/reports/221117-ta2t3seh23/
Behaviour
Modifies Internet Explorer settings
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
Checks computer location settings
Loads dropped DLL
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d9f88e5c-cf5d-42cc-bdb4-9b2a7398e9f0
Unpacked files
SH256 hash:
92b5e441ba36667615bd9a87571b292547ae2939171f472a0f0ede6236bd183c
MD5 hash:
99fda0f691b122ecd02be7cd5f141f07
SHA1 hash:
ae9b9aa60a757035254d95886bfe04d85387a2c5
Detections:
XLoader
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/ca798d84-cd80-45d7-9a96-62885e07c8cb/
Parent samples :
dc18df47b5b99206344abe7dc551b531f134a14e7f8c3390fb419167ce435f01
329bb5f9474791002d8542ca8043544387e0f832b8253fbfa564c57a3563dea8
97a6db96fa0467a8cbe068fe3b09b0c03c2be85e2902503464e3af90e4e80af1
SH256 hash:
a61dc628aa61912a18858b2a781039bb39e8a3dfe4ae6b9f72c01ecddc583bb3
MD5 hash:
080b8df02b391e9a3c2e2bd17d43ae3b
SHA1 hash:
4713bfa2ab87a816f790c305a4fad74dac9dc34e
Link:
https://www.unpac.me/results/ca798d84-cd80-45d7-9a96-62885e07c8cb/
SH256 hash:
7f272c4db499b1501a5ea1711d23de0e6a0c07faf16275e9b01722dae889c7c9
MD5 hash:
dd8b9511dda8eb7c84e1621046828883
SHA1 hash:
7f715270ffcadcba5c3148d2a0cecfaaf6c2e805
Link:
https://www.unpac.me/results/ca798d84-cd80-45d7-9a96-62885e07c8cb/
SH256 hash:
3cd0a5e3c28872d6aa93ce14350b10a612e26c61490ba80f4a85a978ec1e234c
MD5 hash:
574a177eb9242cf6a1d865c997b3d1c7
SHA1 hash:
6121f7e6cb157b2516a6180b3d1e5164ee33b244
Link:
https://www.unpac.me/results/ca798d84-cd80-45d7-9a96-62885e07c8cb/
SH256 hash:
255ddc1d59923bbab024ea1b819bde70b7086bfc17e712b0b07c8c47263989c7
MD5 hash:
a150b38b56e9f47c24c644134370d992
SHA1 hash:
23fb0dbd7619a7167bf682c04ca7e4c39dae9594
Link:
https://www.unpac.me/results/ca798d84-cd80-45d7-9a96-62885e07c8cb/
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
Link:
https://www.unpac.me/results/ca798d84-cd80-45d7-9a96-62885e07c8cb/
SH256 hash:
329bb5f9474791002d8542ca8043544387e0f832b8253fbfa564c57a3563dea8
MD5 hash:
423db5d05318ca131316e34cfe00bb60
SHA1 hash:
1c0dc8bc7fc274e6f3cf9f109e1631353dd690f4
Link:
https://www.unpac.me/results/ca798d84-cd80-45d7-9a96-62885e07c8cb/
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Web download

Formbook

Executable exe 329bb5f9474791002d8542ca8043544387e0f832b8253fbfa564c57a3563dea8

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2406788/
Cape
Cape
https://www.capesandbox.com/analysis/335434/

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