MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ca3c7aac4b72b6208cb17905570775c11f94f3a149ffa3acac7caf5d541b9f4. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ca3c7aac4b72b6208cb17905570775c11f94f3a149ffa3acac7caf5d541b9f4
SHA3-384 hash: 81e961bd1a48282321b9741c6dc8e6101a00c5340c84975c1af266616c1b9222942f2b27660b7db00d02054b06bd5f43
SHA1 hash: 602a98751f13d47cac5e1407d4382f373c8a4f13
MD5 hash: fb90f39aba88b7b8c1a78db8fe36ab86
humanhash: red-florida-summer-venus
File name:SecuriteInfo.com.W32.AIDetectNet.01.17925.10170
Download: download sample
Signature Formbook
Create hunting rule
File size:740'864 bytes
First seen:2022-05-24 03:39:44 UTC
Last seen:2022-05-24 15:52:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:N2P/Y3wPxFIlCC4L8rFAV3bjhAE0cud34tabNoLcySnpPlGx6Db7ipYJ0k3Nv4xu:RwPxOcC1rynA1hxETLcySnrGx4bmbk9X
Threatray 854 similar samples on MalwareBazaar
TLSH T179F40147BFACA507EA280EF9409557406BF182245563F7CB0CE2B5F49CD1BC36E8A91B
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 8d17326b6945410b (11 x Formbook, 5 x SnakeKeylogger, 4 x Loki)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
253
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.17925.10170
Verdict:
Suspicious activity
Analysis date:
2022-05-24 03:44:42 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2f1e3fda-cae7-4618-ad45-b0009267be74

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/273929/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/628c53d03ec49f83a6c65db3/reports/224ffe50-7b05-4eee-890d-abad9b9e41d2/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/9ba13098-ae52-4a4f-9ab8-2bdf3f8f2d2a
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1000351
Signature
.NET source code contains potential unpacker
Found potential dummy code loops (likely to delay analysis)
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)
Uses Windows timers to delay execution
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 632847 Sample: SecuriteInfo.com.W32.AIDete... Startdate: 24/05/2022 Architecture: WINDOWS Score: 92 17 Malicious sample detected (through community Yara rule) 2->17 19 Multi AV Scanner detection for submitted file 2->19 21 Yara detected AntiVM3 2->21 23 4 other signatures 2->23 6 SecuriteInfo.com.W32.AIDetectNet.01.17925.exe 2 2->6         started        process3 signatures4 25 Uses Windows timers to delay execution 6->25 27 Found potential dummy code loops (likely to delay analysis) 6->27 9 MSBuild.exe 6->9         started        11 MSBuild.exe 6->11         started        13 MSBuild.exe 6->13         started        15 MSBuild.exe 6->15         started        process5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ca3c7aac4b72b6208cb17905570775c11f94f3a149ffa3acac7caf5d541b9f4/
Threat name:
ByteCode-MSIL.Trojan.Bingoml
Create hunting rule
Status:
Malicious
First seen:
2022-05-24 01:53:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jsr4pkwew4vwecglc6ifk4dxlqi7stz2csp7uowky7fplvkbxh2a._file
Verdict:
malicious
Similar samples:
1e2586e2aa766bb1a9b1265a1c8c6d8cfb0fe74521470fc777b8d30c360c884f
Formbook
581cd8671e414c5a4aad5d5874713e6ddbbb0c342e73493e28e59c86ed713ff8
Formbook
71881316918836c22fd8dd6f6e7d8759cd49943ec5f467f6be628f223b37d122
Formbook
7815d7ba1693ba293e64e6d8052c559ec87cb905d27b9c462b5b10aee4dcb9a3
Formbook
a9a3cf652bccfa1482aa9856a8c3ffe6ecd932d877f807cbe657130bd93f4de9
Formbook
c7fbbdd84572a117d47a54168e71b8bd86f0c70198468486f6c3a040e9ecc310
Formbook
e784850d4fc071228bba54d1f04b228524b13cae191f624bc30661286b6fe39a
Formbook
e8f718ba0dcc30a6ccf1e88f24940233eeeaf8e154f26969682f9e04077d89a6
Formbook
+ 844 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/220524-d77htsedh8/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Unpacked files
SH256 hash:
f3ea577ead76912ee38e9e66c8cc3133ab446dc8dd99d94018aee1a89dbd5add
MD5 hash:
6874981b04ab4dbf4b3dbf3a843bf919
SHA1 hash:
9cf2394fd68c2b1b7a49e31f9cf908efde66fc64
Link:
https://www.unpac.me/results/73b19e3c-8509-4acd-984b-7e72a6ceceea/
SH256 hash:
7fc3a061a6e1994477839381444ed4f983946612d0089e6831bd2bade175f9ca
MD5 hash:
748acb34a51e6c4974b38c39ae84f3fe
SHA1 hash:
89b81512a0111f8c4e43387fd26cc253b35fa07e
Link:
https://www.unpac.me/results/73b19e3c-8509-4acd-984b-7e72a6ceceea/
SH256 hash:
5bb20414e299b3bd9f3831df1e6180394365cc19e3aabad000185a15f8194ac8
MD5 hash:
e8ff45e8889f99abe917b00cf87e2cda
SHA1 hash:
7b2da5631d970684729a5a6ebdce904915213fbe
Link:
https://www.unpac.me/results/73b19e3c-8509-4acd-984b-7e72a6ceceea/
SH256 hash:
926c10e039176051e3de9cdee0dcdb3635d2049e71540b03290a5d5d8cf40bf6
MD5 hash:
c36ced6a9237590dec87ebaed251da9f
SHA1 hash:
3c6141053cc30a051855a6ad765e3c4d32d6ccf7
Detections:
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/73b19e3c-8509-4acd-984b-7e72a6ceceea/
SH256 hash:
4ca3c7aac4b72b6208cb17905570775c11f94f3a149ffa3acac7caf5d541b9f4
MD5 hash:
fb90f39aba88b7b8c1a78db8fe36ab86
SHA1 hash:
602a98751f13d47cac5e1407d4382f373c8a4f13
Link:
https://www.unpac.me/results/73b19e3c-8509-4acd-984b-7e72a6ceceea/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4ca3c7aac4b7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/4ca3c7aac4b72b6208cb17905570775c11f94f3a149ffa3acac7caf5d541b9f4

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/273929/

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