MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eb3bdf2cff8b5de8c911726f07eed2aa77a39ae01b21c0dd33aeab333a2be512. 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: eb3bdf2cff8b5de8c911726f07eed2aa77a39ae01b21c0dd33aeab333a2be512
SHA3-384 hash: 5b8e1a8cc23d17aebc932e37f2d7bae04ea85c70ba5dc3aa880dbab88175fdaf4c09b78fc02e89fa8e4082ad767779fe
SHA1 hash: bf9ba1cb3b0c922a8e6c7e85dccb2cab9dabc7b4
MD5 hash: 32b66f4634f5c466bc1b4fa61331fbc5
humanhash: twelve-glucose-michigan-twenty
File name:32b66f4634f5c466bc1b4fa61331fbc5.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:707'072 bytes
First seen:2023-08-10 16:50:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:UWuU2KsGGTIYlV2UwDfwDfDuSQsU/G6bLly1eYAepvGBh9vVG:UWuU2KsxIYlVNwzYHheG6bUT6h9vM
Threatray 1'383 similar samples on MalwareBazaar
TLSH T1D6E402FD62FB9D34CBA95532E2B1640013716A4FA0B3D35E150803D9D82A7DF6726ACB
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon e096962b2b9696e8 (16 x AgentTesla, 4 x Formbook, 2 x RemcosRAT)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
279
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
76423e939823bb7a5ebccb95e446dad1.rtf
Verdict:
Malicious activity
Analysis date:
2023-08-09 16:50:01 UTC
Tags:
exploit cve-2017-11882 loader formbook xloader stealer spyware
Link:
https://app.any.run/tasks/f980d4d8-d7cb-47a4-a427-438ee2bac126

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/442005/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
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/eb3bdf2cff8b5de8c911726f07eed2aa77a39ae01b21c0dd33aeab333a2be512
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3819f94b-09b6-40c5-aba4-dd232fb7afb5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1289568
Signature
.NET source code contains method to dynamically call methods (often used by packers)
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
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)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1289568 Sample: GbJxRuAOVn.exe Startdate: 10/08/2023 Architecture: WINDOWS Score: 100 34 www.nlast.cyou 2->34 38 Snort IDS alert for network traffic 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 7 other signatures 2->44 11 GbJxRuAOVn.exe 3 2->11         started        signatures3 process4 signatures5 50 Injects a PE file into a foreign processes 11->50 14 GbJxRuAOVn.exe 11->14         started        process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 14->52 54 Maps a DLL or memory area into another process 14->54 56 Sample uses process hollowing technique 14->56 58 Queues an APC in another process (thread injection) 14->58 17 explorer.exe 2 1 14->17 injected process8 dnsIp9 28 www.nlast.cyou 91.195.240.123, 49732, 80 SEDO-ASDE Germany 17->28 30 www.web-tech-spb.store 87.236.16.226, 49733, 80 BEGET-ASRU Russian Federation 17->30 32 10 other IPs or domains 17->32 36 System process connects to network (likely due to code injection or exploit) 17->36 21 systray.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/eb3bdf2cff8b5de8c911726f07eed2aa77a39ae01b21c0dd33aeab333a2be512/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2023-08-09 19:41:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
16 of 37 (43.24%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5m556lh7rno6rsirojxqp3wsvj32hgxadmq4bxjtv2vtgorl4uja._file
Verdict:
malicious
Label(s):
formbook
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agenttesla
Create hunting rule
Similar samples:
03e156f16efbda2a891a6519a282ad085325d498695287ee92ad056f7d1c2422
Formbook
2cb0d3b3c2a398a778d18b089cf68d8f7fd91808da695bee0f0fb556354efe09
Formbook
3b13397c20abd804bfd731c28f9949f2cbfcc08cdc28ec34457729d0a645dbb2
Formbook
4f285ae8e4b4fc0bc50cb639a413412a276f7d187770da6fb5e089eeeff9145e
Formbook
53495ecf8b97a44f42431f7a069d6d993728788af54c20ce7ece289640c3e1c9
Formbook
9580bddf76a3d9179e760fba40850e85f6dc3baad1356165b78cf160bad11f28
Formbook
9c1292869bf34d5077f8f2bffd19ff671a0dcd996734c3d8af1e484cac42d80d
Formbook
9d0a05a5f2cd9f4ab18c167ee94b33669992d74140a0d334e84eb1b2efd4e313
Formbook
fa278261af3ab337d468f32853cbf7dc6f13bb529684f45d92a2069ee21318b4
Formbook
fbfd173952479920e0f3a8aa41bdd2faea86d2de9a7080a023831e4769c94468
Formbook
+ 1'373 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:oy30 rat spyware stealer trojan
Link:
https://tria.ge/reports/230810-vct3paha5s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
ac8768f08b9495e7023b01546679be265510f5c2512d8bc2174d846eaeb379ab
MD5 hash:
4fafab18430d6a314b9e90797d939a72
SHA1 hash:
d3a649f6f6d72cf7416b325b6ff2f0f6aa1fd312
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/021e2e04-25af-4774-b951-8115148e4f53/
Parent samples :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 hash:
504410fd6158a7346f5a2e7b7714203b329d46dab5d129719410d5c325122804
MD5 hash:
74ed681a2d7aed1dae5627d4367474f8
SHA1 hash:
cad2df636d3f0710f69fdb18cbae03a332341dd3
Link:
https://www.unpac.me/results/021e2e04-25af-4774-b951-8115148e4f53/
SH256 hash:
76b99a2ce7f02a4bd777ba7dafddde6cc8bae2bec1c3cc9938155a7b6e51684c
MD5 hash:
aed796515d1deb2e3617d082b3814f35
SHA1 hash:
6f0ffffc5d6d255c10fb9b0724851aec889f37da
Link:
https://www.unpac.me/results/021e2e04-25af-4774-b951-8115148e4f53/
SH256 hash:
8973ec20883b3d45af6c843de26bd764bb3ca9346ffe2def89942b1a973f16f0
MD5 hash:
67cda3ec4bee9bf8bb35ea857ac9a5d1
SHA1 hash:
6ca5037103de3a0d69b07610cdb9a4f7ed70c643
Link:
https://www.unpac.me/results/021e2e04-25af-4774-b951-8115148e4f53/
SH256 hash:
eb3bdf2cff8b5de8c911726f07eed2aa77a39ae01b21c0dd33aeab333a2be512
MD5 hash:
32b66f4634f5c466bc1b4fa61331fbc5
SHA1 hash:
bf9ba1cb3b0c922a8e6c7e85dccb2cab9dabc7b4
Link:
https://www.unpac.me/results/021e2e04-25af-4774-b951-8115148e4f53/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/eb3bdf2cff8b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/eb3bdf2cff8b5de8c911726f07eed2aa77a39ae01b21c0dd33aeab333a2be512

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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
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 eb3bdf2cff8b5de8c911726f07eed2aa77a39ae01b21c0dd33aeab333a2be512

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2695772/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/442005/

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