MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a0b19468a7896874e57b014b28e8d3abd1707e2b52a8ef1bf516d4c1a76a7b42. 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: 14


Intelligence 14 IOCs YARA 5 File information Comments
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SHA256 hash: a0b19468a7896874e57b014b28e8d3abd1707e2b52a8ef1bf516d4c1a76a7b42
SHA3-384 hash: df619b0b49c1a9e30ba5eb26d45033816d991f9d6c0d40cfe896c46909eea8f0342bec535feace725ff2da90fc09b30a
SHA1 hash: f0e01c9a9ca63d1b1d507be06bc9aa2c044db500
MD5 hash: f69ca46a59bc720a3edf4a1c3698418d
humanhash: three-juliet-wyoming-alanine
File name:15271080-discount.exe
Download: download sample
Signature Formbook
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File size:889'344 bytes
First seen:2022-09-23 08:57:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:exTd+lc9ogYATuMFct1sPdqrQ8IvPHMvUok5pPzoADqjJ5n:Y6ccXhQnPH4k5pejr
TLSH T1A3154B2025EB521CF4BB8BB95FD4B8FA4D9BF6712629B0FA24A153464B33E01CDD1136
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 GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
323
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/312562/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.42183.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
67%
Tags:
fingerprint packed
Link:
https://www.filescan.io/uploads/632d75d136ba812561b13399/reports/19f109ba-83e4-44fe-9696-c3a9344f319c/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/e347d4f2-99dc-4b12-a4f2-34161b15eddf
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1075796
Signature
.NET source code contains very large strings
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)
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 708338 Sample: 15271080-discount.exe Startdate: 23/09/2022 Architecture: WINDOWS Score: 100 31 www.virusalert.online 2->31 33 virusalert.online 2->33 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus detection for URL or domain 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 6 other signatures 2->43 9 15271080-discount.exe 4 2->9         started        signatures3 process4 file5 23 C:\Users\user\...\15271080-discount.exe.log, ASCII 9->23 dropped 53 Injects a PE file into a foreign processes 9->53 13 15271080-discount.exe 9->13         started        signatures6 process7 signatures8 55 Modifies the context of a thread in another process (thread injection) 13->55 57 Maps a DLL or memory area into another process 13->57 59 Sample uses process hollowing technique 13->59 61 Queues an APC in another process (thread injection) 13->61 16 explorer.exe 13->16 injected process9 dnsIp10 25 inhomeyoga.com 195.110.124.133, 49706, 49707, 49708 REGISTER-ASIT Italy 16->25 27 www.leadmachine.uk 79.170.40.4, 49703, 49704, 49705 GD-EMEA-DC-LD5GB United Kingdom 16->27 29 2 other IPs or domains 16->29 35 System process connects to network (likely due to code injection or exploit) 16->35 20 systray.exe 13 16->20         started        signatures11 process12 signatures13 45 Tries to steal Mail credentials (via file / registry access) 20->45 47 Tries to harvest and steal browser information (history, passwords, etc) 20->47 49 Deletes itself after installation 20->49 51 2 other signatures 20->51
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/a0b19468a7896874e57b014b28e8d3abd1707e2b52a8ef1bf516d4c1a76a7b42/
Threat name:
ByteCode-MSIL.Spyware.Noon
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Status:
Malicious
First seen:
2022-09-19 05:23:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
18 of 41 (43.90%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ucyzi2fhrfuhjzl3affsr2gtvpixa7rlkkuo6g7vc3kmdj3kpnba._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:gski rat spyware stealer trojan
Link:
https://tria.ge/reports/220923-kw59ysgcd5/
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/992c1296-1f77-4cc8-a82c-b3c138b6452a
Unpacked files
SH256 hash:
5ac02f9abe3b1262391f7afd9f98bf12d6563ee4573541543325efabdb8a4ad9
MD5 hash:
40d864607e4e2320b5d9ba501ce55d76
SHA1 hash:
539fe585d996159e4042c5927438a8aa871135a3
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/9b2b755e-82b0-4391-9aa7-f2a20b9f9969/
Parent samples :
26ee13ceb4c1b409a14de72d0cf8e1f3b0cb4d92a416b8618cff800df7762fb1
e7ec471b7564c94d45aa5524f4205cfdc38f60965d5052144e667a643c543895
a0b19468a7896874e57b014b28e8d3abd1707e2b52a8ef1bf516d4c1a76a7b42
e963c5f4f3d85c3b4ca97d11584940a9a499e7fb89348a8cb4f54ee49ec375a4
cee39c6232758ab3a4fee85e0cb63cc70e7247e2afc8e52e440ceb4039eee90c
96c2f6719306e60120f214c54417de3819cb61d1a6b80bbcd177be659beeeacb
SH256 hash:
264e396c8f72224deb3cd6aa6337f75fd5264307b7a0f9bf67176885c0ca307e
MD5 hash:
eb2e990cfdca07815bfb34e63d437494
SHA1 hash:
32b4f5f78b6d168c20573563e067a835d46955b8
Link:
https://www.unpac.me/results/9b2b755e-82b0-4391-9aa7-f2a20b9f9969/
SH256 hash:
4f80ddfe49b270f801ab44aa899153bbe2a0fb93abed0f9fc992f74ff6ab4fde
MD5 hash:
f4ba8570299eabf8fe2d02cc1dc0606a
SHA1 hash:
5d7add32313074f5a1e9b4ab379298dee8b6217e
Link:
https://www.unpac.me/results/9b2b755e-82b0-4391-9aa7-f2a20b9f9969/
SH256 hash:
2e71c48cd5c7c5797a8d7f10c2f09147c1ed653e88116ff5f6de18ad6587b841
MD5 hash:
411195f78b98883ea236712d25a2fe3c
SHA1 hash:
333582babf3787a369ee15b6ee7fd75d864d6792
Link:
https://www.unpac.me/results/9b2b755e-82b0-4391-9aa7-f2a20b9f9969/
SH256 hash:
a0b19468a7896874e57b014b28e8d3abd1707e2b52a8ef1bf516d4c1a76a7b42
MD5 hash:
f69ca46a59bc720a3edf4a1c3698418d
SHA1 hash:
f0e01c9a9ca63d1b1d507be06bc9aa2c044db500
Link:
https://www.unpac.me/results/9b2b755e-82b0-4391-9aa7-f2a20b9f9969/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.71
Link:
https://yomi.yoroi.company/submissions/a0b19468a7896874e57b014b28e8d3abd1707e2b52a8ef1bf516d4c1a76a7b42

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:RansomwareTest4
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest5
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
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 a0b19468a7896874e57b014b28e8d3abd1707e2b52a8ef1bf516d4c1a76a7b42

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/312562/

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