MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2030155acc638f243aef2c819db4830dc3e985b1f6ba7d3a7dd0be216c261d81. 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: 9


Intelligence 9 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2030155acc638f243aef2c819db4830dc3e985b1f6ba7d3a7dd0be216c261d81
SHA3-384 hash: 741a516082d08c2c6e805828f230f4351818d091763968bee9161859e28846ba30e83330defcfeb1a167d37287ab3d54
SHA1 hash: ac740d95b0056b14d1ccf2b13100cf3345fe915c
MD5 hash: d3f73baba5f1922882f74ccd5ffda9a5
humanhash: hawaii-three-beryllium-two
File name:d3f73baba5f1922882f74ccd5ffda9a5.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:711'680 bytes
First seen:2020-10-08 05:22:06 UTC
Last seen:2020-10-08 05:48:53 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:Z7HGJxFB/FC8IM/DIrDHm9uxr+2gsj8Q9J+Fvr0VHUhgGD2GIRuQLG83:hGJfB/FCY/Dc4MrLzj8Qi9G0hF2LRuQN
Threatray 2'363 similar samples on MalwareBazaar
TLSH BCE4121161B87B57D93E07FDD3AA8114D3F5A5338072E7984EEA33D70AA37410A92E87
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/69069/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Sending a UDP request
Creating a window
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/484926
Signature
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 294906 Sample: YDrnUOyMmD.exe Startdate: 08/10/2020 Architecture: WINDOWS Score: 100 33 www.creditosmp.com 2->33 35 creditosmp.com 2->35 41 Malicious sample detected (through community Yara rule) 2->41 43 Yara detected FormBook 2->43 45 Machine Learning detection for sample 2->45 47 2 other signatures 2->47 11 YDrnUOyMmD.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\YDrnUOyMmD.exe.log, ASCII 11->31 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 59 Injects a PE file into a foreign processes 11->59 15 YDrnUOyMmD.exe 11->15         started        18 YDrnUOyMmD.exe 11->18         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 20 explorer.exe 15->20 injected process9 dnsIp10 37 www.snowdengroupllc.com 154.88.203.49, 49753, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 20->37 39 www.lfmh888.com 118.107.13.191, 49752, 80 BCPL-SGBGPNETGlobalASNSG Singapore 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 24 systray.exe 20->24         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 24->51 53 Maps a DLL or memory area into another process 24->53 55 Tries to detect virtualization through RDTSC time measurements 24->55 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2030155acc638f243aef2c819db4830dc3e985b1f6ba7d3a7dd0be216c261d81/
Threat name:
ByteCode-MSIL.Ransomware.TeslaCrypt
Create hunting rule
Status:
Malicious
First seen:
2020-10-08 05:24:06 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
106f9f66c54be3c20be8f04ce63f5d6183d6eb9e79a6b243b5c820cc01ee24cb
Formbook
2f074d479236e1b4b36733f1e071d6c053a135025cbc62ccc233776b23604390
Formbook
5abc963a4cbaaee6582d5db264da8b2cb0c5a760115047a8df1e629c48dfc6e9
Formbook
691e25f141a0389dec22a7f9027a57ff7242cd2918f525e3c22e81c863f803c9
Formbook
82f4ebd30b18743d8cc409de5931a978434755705af9bbfa3c6d8d0b34d30a6b
Formbook
89bf15eae14f60d6acc308cead31f09459947626b9839bbbddbf76f00821fe3b
Formbook
9107a8988792e1ec695a1d662a6b0f7668a6fbfb6352897c1f5bfe85addf2994
Formbook
b19d067a87767c377a60981192e5edb9256ce11f7d663cdcae2af3d8d0c0c382
Formbook
de4679b52c5e51db87ae9671ec2b25364dd62641377bfbfd6d5cf67e7741598c
Formbook
fd9f113a78e94fc975ba4e5e940c91395e63b5ea904e7690fbad9f569b6da1b8
Formbook
+ 2'353 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201008-wk4g6tpzaj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.lfmh888.com/pth/
Unpacked files
SH256 hash:
2030155acc638f243aef2c819db4830dc3e985b1f6ba7d3a7dd0be216c261d81
MD5 hash:
d3f73baba5f1922882f74ccd5ffda9a5
SHA1 hash:
ac740d95b0056b14d1ccf2b13100cf3345fe915c
Link:
https://www.unpac.me/results/6974dad7-4c3e-4ac9-ac71-f9c6751c1234/
SH256 hash:
42bb3ee88e4d46db8216e5e606fc11534602aa0ccc5582f68f90c92633a0b541
MD5 hash:
80bfba8dc2a45f31e63034542c9d7710
SHA1 hash:
2e2300897b114382fe2d52c64f2e416c4382fe4c
Link:
https://www.unpac.me/results/6974dad7-4c3e-4ac9-ac71-f9c6751c1234/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/6974dad7-4c3e-4ac9-ac71-f9c6751c1234/
SH256 hash:
91d451da7bd68f918f12ba84d4307240e8ec9ab2eb3804a0333b09a9d6542fa7
MD5 hash:
9e8b6579bbeb6a054721c7853d39727e
SHA1 hash:
8873795d9f71e82f1befd3defd2037fb83674e92
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6974dad7-4c3e-4ac9-ac71-f9c6751c1234/
Parent samples :
2030155acc638f243aef2c819db4830dc3e985b1f6ba7d3a7dd0be216c261d81
7f9ae2230e8288dc9d2be085d10b696542ac35641853f0afc85ca08d48f3c154
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/2030155acc638f243aef2c819db4830dc3e985b1f6ba7d3a7dd0be216c261d81

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe 2030155acc638f243aef2c819db4830dc3e985b1f6ba7d3a7dd0be216c261d81

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/664574/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/69069/

Comments