MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204. 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: 15


Intelligence 15 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204
SHA3-384 hash: bbf76e191ae494cc5978d54c3c804ff9e159828f50c0e605eac93187ca9f9a6302f82c2df644e6243298947a4438b32e
SHA1 hash: eafb2d9f66848845d31ea05b8d7be398b0ba2680
MD5 hash: 74ce82f2e3d9ba650a87ea40903e3304
humanhash: ten-artist-wyoming-nitrogen
File name:74ce82f2e3d9ba650a87ea40903e3304.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:617'984 bytes
First seen:2023-08-10 06:27:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:VPOSLYTywEp7PpqDyyOk9XtUEp3LWEycB8+2Ru0XG7Vg9Uh:V26YTaJxqD6aJ13yci+2Ru0W7Vg
Threatray 3'757 similar samples on MalwareBazaar
TLSH T198D41214317A5D6BD17C66F19B6809C14BFA616E5236DDC96CE920DFC2F2F00DA40E8B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 228c38e4e438cc22 (5 x AgentTesla, 2 x RemcosRAT, 1 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
281
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
74ce82f2e3d9ba650a87ea40903e3304.exe
Verdict:
No threats detected
Analysis date:
2023-08-10 06:33:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8c1516f9-5932-4988-b078-960f079a2ef5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/441896/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204
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/dee537b6-359f-4340-8b3e-ca1888e15f33
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1289211
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected FormBook malware
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Steal Google chrome login data
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1289211 Sample: yMBSKsBG9H.exe Startdate: 10/08/2023 Architecture: WINDOWS Score: 100 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for URL or domain 2->45 47 7 other signatures 2->47 10 yMBSKsBG9H.exe 3 2->10         started        process3 signatures4 61 Tries to detect virtualization through RDTSC time measurements 10->61 13 yMBSKsBG9H.exe 10->13         started        16 yMBSKsBG9H.exe 10->16         started        process5 signatures6 65 Modifies the context of a thread in another process (thread injection) 13->65 67 Maps a DLL or memory area into another process 13->67 69 Sample uses process hollowing technique 13->69 71 Queues an APC in another process (thread injection) 13->71 18 explorer.exe 1 13->18 injected process7 dnsIp8 35 www.goushengle.com 164.88.252.85, 49698, 49699, 49700 CLAYERLIMITED-AS-APClayerLimitedHK South Africa 18->35 37 www.tusachdangquy.com 18->37 39 www.czsygpx.xyz 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 51 Performs DNS queries to domains with low reputation 18->51 22 colorcpl.exe 19 18->22         started        signatures9 process10 file11 31 C:\Users\user\AppData\...\L42logrv.ini, data 22->31 dropped 33 C:\Users\user\AppData\...\L42logri.ini, data 22->33 dropped 53 Detected FormBook malware 22->53 55 Tries to steal Mail credentials (via file / registry access) 22->55 57 Tries to harvest and steal browser information (history, passwords, etc) 22->57 59 3 other signatures 22->59 26 cmd.exe 2 22->26         started        signatures12 process13 signatures14 63 Tries to harvest and steal browser information (history, passwords, etc) 26->63 29 conhost.exe 26->29         started        process15
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-08-08 23:06:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=grfty5skob22btocvhgt6oimnmmv7qdacb37ndnz5btyuj6ayica._file
Verdict:
malicious
Label(s):
formbook
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agenttesla
Create hunting rule
Similar samples:
2d3c7fefde60268ec96906144d74058651f6d5d7ed5993a8b1ed00ca40a2d7f0
Formbook
2d91cd8dae6493be45db04cf30579c626a8d1ecfb1cc5296c5b82bfbde27aef5
Formbook
5854ab7f0f8110bf900f6b86108ad8da461d85f04de5d99b61bc5d87a5a6868c
Formbook
79f878be696492904510496633fcdc7458f7b2e2efb373f7d097b2276a708e51
Formbook
93e9640423fb4afef5c9255f3489af80b7961696350cf0c30cb295711bb50a8e
Formbook
a72b08c35805f2191b29d691f93f58eb33d1c827c2fb94029f3f5d760a1af950
Formbook
c1e64e86dd89a5820bbb518ead2176741f91d3bf5c579e154533d44e816c1f76
Formbook
e205d9c4dd9d23e24942ad2d1439821f4fef2b7743e60a9731af35198a95eb5b
Formbook
+ 3'747 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:fd62 rat spyware stealer trojan
Link:
https://tria.ge/reports/230810-g8cavsae86/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
687c4e45e5982b8eeb6cb000873520718e01fe0074afd1161c0cdd88d25f82d4
MD5 hash:
98ad3d5e6d1e51f897074a078d47aa5a
SHA1 hash:
36db57c741b3aecddb0bad18e0724ed7dd05a675
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/f9519bbe-a2b1-4104-bd8a-c61e5dbb9b48/
Parent samples :
e5854984cb78e5ce4bcc31263e290d895b3de4660e87e0f5af115cb9b60b5500
63b0410652da12f415ba3be83cda769bd268b83000c425f666fbefb4fddbf3be
d38a6a6faeecb0d30b8d9a8d857e850f1f125dc1cfbe497899bd52695498bef5
344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204
SH256 hash:
504410fd6158a7346f5a2e7b7714203b329d46dab5d129719410d5c325122804
MD5 hash:
74ed681a2d7aed1dae5627d4367474f8
SHA1 hash:
cad2df636d3f0710f69fdb18cbae03a332341dd3
Link:
https://www.unpac.me/results/f9519bbe-a2b1-4104-bd8a-c61e5dbb9b48/
SH256 hash:
d57d91e36fd13e8fa9752cd752600b8c1ce45a5c8fa89611ef6d5a798622f086
MD5 hash:
aea7d1081b481192dc2dfbbe53ebf297
SHA1 hash:
97a1e360aa1fa74822556ea55ce66ef9204a4dbf
Link:
https://www.unpac.me/results/f9519bbe-a2b1-4104-bd8a-c61e5dbb9b48/
SH256 hash:
4bc0541974fe00584a554a0ea43ec7b17ec1896158afba11af489aae14702a74
MD5 hash:
15123ce9106d171fc538d3ae045922ee
SHA1 hash:
7642e8cbef5108b91e178c6b30ef6ae45d8d4924
Link:
https://www.unpac.me/results/f9519bbe-a2b1-4104-bd8a-c61e5dbb9b48/
SH256 hash:
344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204
MD5 hash:
74ce82f2e3d9ba650a87ea40903e3304
SHA1 hash:
eafb2d9f66848845d31ea05b8d7be398b0ba2680
Link:
https://www.unpac.me/results/f9519bbe-a2b1-4104-bd8a-c61e5dbb9b48/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/344b3c764a70/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204

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:NET
Create hunting rule
Author:malware-lu
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.

Web download

Formbook

Executable exe 344b3c764a7075a0cdc2a9cd3f390c6b195fc0601077f68db9e8678a27c0c204

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2696868/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/441896/

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