MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bb2bcc2c68b1849de7c4cec0de6367323afbc266507ac1122af65afb980d2758. 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 3 File information Comments
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SHA256 hash: bb2bcc2c68b1849de7c4cec0de6367323afbc266507ac1122af65afb980d2758
SHA3-384 hash: 1cf08d88ff25d125b18dd193d5035b8a9730844d153a023210707b9764193b1a496bf53ed7731abccf4ac897d08dacd0
SHA1 hash: 8bfd968ca75b05847324b2158f62fb6ddbd9a9c9
MD5 hash: f60512cbcb85086c31b4b990b1b45e8e
humanhash: pizza-sierra-nineteen-nebraska
File name:IMPORT CUSTOM DUTY LNVOICE.PDF.EXE
Download: download sample
Signature Formbook
Create hunting rule
File size:892'928 bytes
First seen:2021-09-08 05:48:40 UTC
Last seen:2021-09-08 10:24:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:7o9LWNZZdHJTp/fScGqVsYP9dTT7vfl6imH:klWn/fbuO3fl6
Threatray 9'097 similar samples on MalwareBazaar
TLSH T1E115742EF5BD9A26426DCAC9C7D34417E389455A3322992057B7431EE212BC3F483F6E
Reporter cocaman
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
267
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
IMPORT CUSTOM DUTY LNVOICE.PDF.EXE
Verdict:
Malicious activity
Analysis date:
2021-09-08 05:50:12 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/32296b00-bfed-499a-bf41-3215cb5d1c7f

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/186166/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ae0a7c48-4972-4f91-aa51-bc9f7d490102
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/847066
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Self deletion via cmd delete
Sigma detected: Suspicious Double Extension
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 detect virtualization through RDTSC time measurements
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 479494 Sample: IMPORT CUSTOM DUTY LNVOICE.... Startdate: 08/09/2021 Architecture: WINDOWS Score: 100 31 www.maidenmade.com 2->31 33 www.agenbebwhitec.com 2->33 35 www.125cp02.com 2->35 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 12 other signatures 2->47 11 IMPORT CUSTOM DUTY LNVOICE.PDF.EXE 3 2->11         started        signatures3 process4 file5 29 C:\...\IMPORT CUSTOM DUTY LNVOICE.PDF.EXE.log, ASCII 11->29 dropped 59 Injects a PE file into a foreign processes 11->59 15 IMPORT CUSTOM DUTY LNVOICE.PDF.EXE 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.sicoob-leiloes.com 209.99.40.222, 49726, 80 CONFLUENCE-NETWORK-INCVG United States 18->37 39 www.agenbebwhitec.com 35.240.224.208, 80 GOOGLEUS United States 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 mstsc.exe 12 18->22         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 22->51 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/bb2bcc2c68b1849de7c4cec0de6367323afbc266507ac1122af65afb980d2758/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-08 04:31:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
7 of 39 (17.95%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xmv4yldiwgcj3z6ez3an4y3hgi5pxqtgkb5mcerk6znpxgane5ma._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
104464217f6bbe6fa250b57038520217dda089462331e969b1e761f1d84d5bfe
Formbook
3ba94c54291623972d2c5e31bd34f3e5fbdd9416f2b34e7daeaf2e4fcb96506b
Formbook
3c78a8163632246f074a36ed8b6f1717aceb0ba55dcc5c5329ddb16d9cfd5755
Formbook
5c7868a7b214c1173f586173731c145bf0d466e08c0ceb7a00d0957cc29c0f7e
Formbook
d95754d5ca3e8ef0462c99b4f10388a39cfb92b4885a2f0fc0839dc75c869c61
Formbook
ec07f953fea536e8ae3a92b862b6fa0ab1e6d76369a8b3d1c07ee65bc3525dcb
Formbook
fd151f1c914b41e565c1dfeae2cab5c77fdcc885b83c46e30b9fe3eefc68efd3
Formbook
+ 9'087 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:gno4 loader rat
Link:
https://tria.ge/reports/210908-gh2g3adgg9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.maidenmade.com/gno4/
Unpacked files
SH256 hash:
1ac5fa7250d2813c9f360dfad15485b3f1bfc3637786cb1b206118c7d778af22
MD5 hash:
6d5325607057f22c738617590e386868
SHA1 hash:
5b68c705387e0ac6042ea1975e3c8308006d6f29
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/ccb7d85e-64cb-4550-9a17-496b98a6c0eb/
Parent samples :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 hash:
c0ee1071e444f415f8b62856a0896f3b22e563f1bb4f03d14142583efe49a565
MD5 hash:
29db2e114b88ae1f6a00c9aa71690043
SHA1 hash:
ec82db71443556a5b320357b0b8b09e70ec1db9c
Link:
https://www.unpac.me/results/ccb7d85e-64cb-4550-9a17-496b98a6c0eb/
SH256 hash:
450b90eb70535956e0016f69c691b08fb56f5aa565e5adfb4f8804709d93ea1e
MD5 hash:
e2817bf5e7ce6f27bbd9c1f9008a4918
SHA1 hash:
000e5510265dee09b6667dd3bae4df149ba62590
Link:
https://www.unpac.me/results/ccb7d85e-64cb-4550-9a17-496b98a6c0eb/
SH256 hash:
bb2bcc2c68b1849de7c4cec0de6367323afbc266507ac1122af65afb980d2758
MD5 hash:
f60512cbcb85086c31b4b990b1b45e8e
SHA1 hash:
8bfd968ca75b05847324b2158f62fb6ddbd9a9c9
Link:
https://www.unpac.me/results/ccb7d85e-64cb-4550-9a17-496b98a6c0eb/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/bb2bcc2c68b1/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/bb2bcc2c68b1849de7c4cec0de6367323afbc266507ac1122af65afb980d2758

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
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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.

Malspam

Formbook

iso 11ed48d57d98d62e26fbafe9c4fc1ae6c55804a0821338cb656c94cb79457940

Formbook

Executable exe bb2bcc2c68b1849de7c4cec0de6367323afbc266507ac1122af65afb980d2758

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 11ed48d57d98d62e26fbafe9c4fc1ae6c55804a0821338cb656c94cb79457940
Cape
Cape
https://www.capesandbox.com/analysis/186166/

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