MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b52c0ca8e1117f7be2e09a6ed854c4a7131d1f0950fcabd665999b96e254bf9. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b52c0ca8e1117f7be2e09a6ed854c4a7131d1f0950fcabd665999b96e254bf9
SHA3-384 hash: 7dbdc62a4253e81167505ddcb3ee23913495e5bd1beded51b213463b8bdbd77d08331f6c7147b8b7b8415f5e9e4631c4
SHA1 hash: 1b7eb7011dd38b47b8d3e5868cf1ab6a5af40bbd
MD5 hash: ddac299cf7b7454fd6f49381fdd50da7
humanhash: paris-fruit-mirror-undress
File name:SecuriteInfo.com.W32.AIDetectNet.01.7266.20116
Download: download sample
Signature Formbook
Create hunting rule
File size:705'536 bytes
First seen:2022-08-15 09:33:52 UTC
Last seen:2022-08-16 06:15:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'665 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Y2M2TgruWXsWVO5+RbNB41p28uJw36arkE9Di9cFmki9bF:VgruW4KL41pzKarkE9Auk
TLSH T1F8E4DFAF2E8C5616CC7607B4ECAC1184A7F27CA17612E6DE5CA330D6C5B239C4798E17
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)
File icon (PE):PE icon
dhash icon 7eeceeccd6c2f2f2 (14 x Formbook, 9 x AgentTesla, 8 x RemcosRAT)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
245
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.7266.20116
Verdict:
Malicious activity
Analysis date:
2022-08-15 09:36:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3888f003-8faf-4d58-8116-584d2ec12f57

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/298624/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.7266.20116.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62fa1316c8022caa1ac12c53/reports/8d4ba3d8-fa50-44a7-9c73-eed93415272e/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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2520469e-f7f1-4415-af32-27b6acb46658
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1051415
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b52c0ca8e1117f7be2e09a6ed854c4a7131d1f0950fcabd665999b96e254bf9/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-15 09:35:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
44
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rnjmbsuocel7pprobgto3bkmjjytdupqsuh4vplglgm3s3rfjp4q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:v18s rat spyware stealer trojan
Link:
https://tria.ge/reports/220815-ljtwtsbgd2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
d44b3f4900fc8fe00af2800007ae88634c3dcc80e4133a63316d5c6e838e960b
MD5 hash:
3210792f99453507ad07edea5b91c9bc
SHA1 hash:
a8b970fce7f281a5eb6f24c8b49df1f8aa6358de
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Link:
https://www.unpac.me/results/9c3d27c6-f477-456c-b28f-bb1ce6eb749d/
Parent samples :
bebdf93fa8240f4927cdb0b4c0e11431b123d4424a976b61ad5bc0c836cbee4b
8b52c0ca8e1117f7be2e09a6ed854c4a7131d1f0950fcabd665999b96e254bf9
5021a289d43c8112ece35b04d12f02a5c636321c61af8c47bcf6c514a0a25b12
49e5ff72a0dc3d3c2e9164ab6a8a3c59b5f82894a7aa03d424b1eb7ae720cda3
62c9fa4f1f1b936a027287b66f32ea3fd2c569546d5bd5fe62c0df2300d1121c
53847bf794989f3727b5722b905122847e73d4bbcce1931ffa60059384267aa3
317af501cb3f40775e821990fbbb2018ca7b652cd7c2cb2c3db10a5020f6e568
SH256 hash:
ea7a463ace11f6a9cd1e9735fbdd605aaae364be3dcfe3b8022fab13ab5b04fd
MD5 hash:
95731f68348347151fe99e684d3804b5
SHA1 hash:
b7bc1813fce66eda59b3ab721f0eb5d0198149f2
Link:
https://www.unpac.me/results/9c3d27c6-f477-456c-b28f-bb1ce6eb749d/
SH256 hash:
6fa90dec49af0908bedd66ae7bb0dffdcb1c663a0be6702fa30c9960e95597dc
MD5 hash:
ae8bcfec843411b0d7d3858d520b65a0
SHA1 hash:
733342a3b56bdcb4d714fc70e4ece89c2aa159a4
Link:
https://www.unpac.me/results/9c3d27c6-f477-456c-b28f-bb1ce6eb749d/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/9c3d27c6-f477-456c-b28f-bb1ce6eb749d/
SH256 hash:
1b72d49a5e3db7a7a157408ac93240c7e0316ed7f6ddd10befc1af7e4bf7f68c
MD5 hash:
9c1436a35d82492bd09b6d65e4eaf94a
SHA1 hash:
2177711310aef753f821b881a4ee7f64f3bc9ef8
Link:
https://www.unpac.me/results/9c3d27c6-f477-456c-b28f-bb1ce6eb749d/
SH256 hash:
8b52c0ca8e1117f7be2e09a6ed854c4a7131d1f0950fcabd665999b96e254bf9
MD5 hash:
ddac299cf7b7454fd6f49381fdd50da7
SHA1 hash:
1b7eb7011dd38b47b8d3e5868cf1ab6a5af40bbd
Link:
https://www.unpac.me/results/9c3d27c6-f477-456c-b28f-bb1ce6eb749d/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/8b52c0ca8e1117f7be2e09a6ed854c4a7131d1f0950fcabd665999b96e254bf9

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
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/298624/

Comments