MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352. 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: 11


Intelligence 11 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352
SHA3-384 hash: 4078e8d3eeba339a18eec130b3922cd1f773a146eb44a083a650d5dfeed4d5d6037d69906d45440412ede417a3b32fd1
SHA1 hash: 72be43f36f39dbe3489256922cad51337b0ade1c
MD5 hash: cb0756bd152f58149968469cb64d8751
humanhash: fifteen-texas-equal-summer
File name:AWBInvoice INA10197.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:949'248 bytes
First seen:2020-12-28 07:56:57 UTC
Last seen:2020-12-28 19:30:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:mz/BD4325mjL5JF7AASM/VNB7nLqhd8/f7zUu1/Al2KMPTS9O85A:qO3l/Rc0Rnkd8/3L/vKmmO85A
Threatray 3'299 similar samples on MalwareBazaar
TLSH D815BF122698AB16D2B977746F60C53013E1BC199A21D6B97CEC3D8F3BFDA034972631
Reporter abuse_ch
Tags:DHL exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: dhl.com
Sending IP: 79.110.52.80
From: finansaltalepler@dhl.com
Subject: Your latest DHL invoice : SAWR000148651
Attachment: AWBInvoice INA10197.zip (contains "AWBInvoice INA10197.exe")

Intelligence

File Origin
# of uploads :
3
# of downloads :
215
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AWBInvoice INA10197.exe
Verdict:
Malicious activity
Analysis date:
2020-12-28 08:01:38 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/b8cd6958-4997-4144-ac64-8edf7ac8c511

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Inject4.6376.22884.20780.UNOFFICIAL
Create hunting rule

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
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/570580
Signature
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)
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 (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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 334347 Sample: AWBInvoice INA10197.exe Startdate: 28/12/2020 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 7 other signatures 2->42 10 AWBInvoice INA10197.exe 3 2->10         started        process3 file4 28 C:\Users\user\...\AWBInvoice INA10197.exe.log, ASCII 10->28 dropped 52 Injects a PE file into a foreign processes 10->52 14 AWBInvoice INA10197.exe 10->14         started        signatures5 process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 14->54 56 Maps a DLL or memory area into another process 14->56 58 Sample uses process hollowing technique 14->58 60 Queues an APC in another process (thread injection) 14->60 17 explorer.exe 14->17 injected process8 dnsIp9 30 cad-office-iserlohn.com 81.169.145.64, 49749, 80 STRATOSTRATOAGDE Germany 17->30 32 www.cuttingedgetinting.com 81.17.18.194, 49737, 80 PLI-ASCH Switzerland 17->32 34 8 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 explorer.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 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-12-28 07:53:25 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zu5pxecl3ps2ufc2zjadtaaxw5xpel47vbkvnrzi6odujvl2gnja._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
16a4855bceb4df02e0478cd72972a6e7f144f2278fedb239c2cb696cf6bf7199
Formbook
24ab4616829b8c7bce068426184e9ff9ac006208ab47160890cb92a08f0bc885
Formbook
277cbccaab65669d5d245b53cc8dec596db650f30daf23c62b8a54cf93867b8d
Formbook
333a258f45e7a8baaab72b1539859a00bca7309a8d641490329184977090b540
Formbook
34cb445ac6f9c3dc60d465baa8ffbbca5abaf84fce4ff7075628e6cd1d41c559
Formbook
5d23faa05258eb51b196fee00263dc5e4556a37301d312563843a7ac8494ee19
Formbook
65932f74489c422256f85b6603b1fd198b96af164d5453c11f40ee9aea5d9e2f
Formbook
82ec33dd4f26eab172d8a0fc536751d12153a3f7175351da311a7059217c670e
Formbook
b1b8f6dcd1c8d12e5a79a8d16dd62d0900d552ba435178b691f4497d338cc704
Formbook
ef29187e2964b2254485750fc8f781ad288688167527c2a975072ae6e77dcef0
Formbook
+ 3'289 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/201228-ph555bhfp2/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.ameeraglow.com/6bu2/
Unpacked files
SH256 hash:
cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352
MD5 hash:
cb0756bd152f58149968469cb64d8751
SHA1 hash:
72be43f36f39dbe3489256922cad51337b0ade1c
Link:
https://www.unpac.me/results/497b3378-d17b-4b88-a074-cc1988e35940/
SH256 hash:
44106a7753790a12c522849b3f7da238337bd0342e5664021e25f79b2705ae9a
MD5 hash:
d43e8dcc8f8b23c144f820eaa9bdbee4
SHA1 hash:
41faa61eb543ac1386e59ef1e3c485a19458ff68
Link:
https://www.unpac.me/results/497b3378-d17b-4b88-a074-cc1988e35940/
SH256 hash:
b1473227dfbc8db4febbc7e81fb2e71b18ea9f3b785b128b37bb90028d37931e
MD5 hash:
0423a4b81d5226df52c6ea379d8f575e
SHA1 hash:
706d339cc3e9bddee9c7015c1b92d9dc167ad38c
Link:
https://www.unpac.me/results/497b3378-d17b-4b88-a074-cc1988e35940/
SH256 hash:
fd9670d66d97fa26fc7b4a834503ef388208e1c817a3e746c2db62255bdbbf47
MD5 hash:
0360839e64101c82b2ef40159aa652a7
SHA1 hash:
847b37791fd529a9edf511a6eccba4cc26e079d9
Link:
https://www.unpac.me/results/497b3378-d17b-4b88-a074-cc1988e35940/
SH256 hash:
e50b28171b70e7aa6689f9b59a445b9492936567f7987b64c1b4356a1fa8e109
MD5 hash:
fe8596427946d8683333aa3c3a2f0b18
SHA1 hash:
ce11c7800946e25f6781d0140c591a1483e69b45
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/497b3378-d17b-4b88-a074-cc1988e35940/
Parent samples :
cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352
7c3b63765f896c6e5faf093f002fa0f854994a1ea028a9abf53e7fdc8a3f18a4
c3e1964ef80251e5ba5be42de7ac10b4bd271ce9f9715ccd08a826b248083b15
1be30259b1ef0db4c2f47994e89b30a3a4f78f29070b1c4dedb8101646d2b5ce
0ba0cfe605b7b1f5b3d528da4345630f504581be60dd5b73b232118a6aa37c43
a0de9d8eca22f1c44f3c295c94b09813543e1bba1def47bd1f0f37eea87c9b28
fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352

File information

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

Malspam

Formbook

zip d3dc5a8efbc7f86b130da983adfd31107a97cacf016214d6f0da55c54a29fb0a

Formbook

Executable exe cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352

(this sample)

  
Dropped by
MD5 ee696600587d1b03feb472c1dd2b355b
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 d3dc5a8efbc7f86b130da983adfd31107a97cacf016214d6f0da55c54a29fb0a

Comments