MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 436314d8b9afa67d0e70b72b19c6d3d3309983980b65ca857d46b78fdfc40d56. 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: 436314d8b9afa67d0e70b72b19c6d3d3309983980b65ca857d46b78fdfc40d56
SHA3-384 hash: 132ef35597d0e8299d002cb0203eb9e819e9075947a2a125e61dec06bf3f10ed0061ba88baf8157754ad9bf00d8b3b0b
SHA1 hash: 3852e9ddf5de40a26ccd8897f6c14989b03a92de
MD5 hash: f2a245953eb9e14a33bafedabc005582
humanhash: carolina-eleven-moon-fifteen
File name:NOAH FORMBUK_crypted.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:559'616 bytes
First seen:2020-11-03 06:18:27 UTC
Last seen:2020-11-08 14:20:13 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:LM06+cmCC9IORo9nNs5rEwQih7nE3m0TK66EbgRdi5FkpCTDveX50y8i:LMmcPC9IO6nNUEwQa43I4gRk5Dmp0y8i
Threatray 2'779 similar samples on MalwareBazaar
TLSH 04C4D07513A86F64F0BEBBB8E431210057F4F583E325E54E3DAD50DD65A2E808772BA2
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
8
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/81940/
Detection(s):
Sanesecurity.Rogue.0hr.20201103-0103.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
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/518846
Signature
Allocates memory in foreign processes
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
Writes to foreign memory regions
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 308524 Sample: NOAH FORMBUK_crypted.exe Startdate: 03/11/2020 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 5 other signatures 2->42 10 NOAH FORMBUK_crypted.exe 3 2->10         started        process3 file4 28 C:\Users\...28OAH FORMBUK_crypted.exe.log, ASCII 10->28 dropped 52 Writes to foreign memory regions 10->52 54 Allocates memory in foreign processes 10->54 56 Injects a PE file into a foreign processes 10->56 14 RegSvcs.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 2 other signatures 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.dawnrayspharmacy.com 100.43.143.190, 49746, 80 VPLSNETUS United States 17->30 32 www.dhlpost.online 112.213.89.96, 49745, 80 SUPERDATA-AS-VNSUPERDATA-VN Viet Nam 17->32 34 3 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 rundll32.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/436314d8b9afa67d0e70b72b19c6d3d3309983980b65ca857d46b78fdfc40d56/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-03 00:38:40 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=inrrjwfzv6th2dtqw4vrtrwt2myjta4ybns4vbl5i23y7x6ebvla._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
143848b6d47c7c571df87a7dee1892aa571b94fca0d9d60c6b7a2141f644950a
Formbook
3166a5f6f1e3106d5e14ae801aa28fc50587edabf919e3cce2dbb3576cc20a5e
Formbook
73c2d8d44daa16a7b406b82cd5201483ae40404037e7a543ad91689cbced81ad
Formbook
83a00cced5b83593db2ff0ce7f23937ba5b836b28969c1a0d481a6e9fbea5f53
Formbook
9b9d8f51a8cf586b0380629f644676e0dce350466b06224523e01db393522339
Formbook
be72c8c90c28b859a4b8af90ba67adab143cd9c97e28d8c1b1ab7d93e01e48a8
Formbook
c611c4446e4604531e8e096508422fd01b23d26c424f9625d049e7edaf4f566a
Formbook
e812ca08bf2f1a1ea83facfaab349a8fa9d9fd88607d2b61a81423bb3f992175
Formbook
f264e8bfb72842255656d3aebf39da5daa78192daf8a87950eee3d9034839b4e
Formbook
fa1c05c7ea1e94e08982755ca1d13051a6cd334fa3e93aa98b5bcc2ebb910f59
Formbook
+ 2'769 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/201103-djlrlmr8m6/
Behaviour
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
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.impactheroes.agency/bns/
Unpacked files
SH256 hash:
436314d8b9afa67d0e70b72b19c6d3d3309983980b65ca857d46b78fdfc40d56
MD5 hash:
f2a245953eb9e14a33bafedabc005582
SHA1 hash:
3852e9ddf5de40a26ccd8897f6c14989b03a92de
Link:
https://www.unpac.me/results/f078332c-5466-4b22-adbb-12f66ee41eb9/
SH256 hash:
9cbfdb816a8a29c257932b43c66e725df68706cefaf2618a21e7402ff48aae30
MD5 hash:
b76a19d21cb929a0c356e92a43b66553
SHA1 hash:
b34b1e06b030a066cb572bab828932a54c29fe33
Link:
https://www.unpac.me/results/f078332c-5466-4b22-adbb-12f66ee41eb9/
SH256 hash:
bac5797bde4b2810766a40d95bcdb825ac5b395fcbadd139daa19a44a6cdc049
MD5 hash:
a92cc1f6e0a2742350dfda6726db14c0
SHA1 hash:
e5404e3ed46498deb8ad8966a774540c2b8e9c1e
Link:
https://www.unpac.me/results/f078332c-5466-4b22-adbb-12f66ee41eb9/
SH256 hash:
d728b9ade9240ee69aca5354f554c52a5f8a37210979b4c4541133875fe07c3f
MD5 hash:
1a4bfa4ae124b0a409fd0b34d1be6ed0
SHA1 hash:
f80fd4a7612cbf66894dcfdb6818452dc21bc9e9
Link:
https://www.unpac.me/results/f078332c-5466-4b22-adbb-12f66ee41eb9/
SH256 hash:
ccca4071db08dd8cb33ab702b30e036138e666fffc31d033f2ca51685fa54275
MD5 hash:
efae9834baaa803c53b9f56d661f6ea2
SHA1 hash:
7f0f15c618d2ed089afdee69a331d213f1267620
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/f078332c-5466-4b22-adbb-12f66ee41eb9/
Parent samples :
436314d8b9afa67d0e70b72b19c6d3d3309983980b65ca857d46b78fdfc40d56
3fd371ac45f0ccc9b1902f841c9d644d972857def81521ee8562b8146b15411f
88ae2d739cf1bb2cb87e55498b46f53cc6c641ede1cf5619af8d0a128a1a2a39
e38e6ac839b8009c1c6d467ed4206f912c39a15af7a1fa7ba4a2a854e441fe50
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/436314d8b9afa67d0e70b72b19c6d3d3309983980b65ca857d46b78fdfc40d56

File information

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

Malspam

Formbook

r00 489a6d6cb5d3553e1c70395ddb23ded672c3e840cc7188eec9a6e6a03688348b

Formbook

Executable exe 436314d8b9afa67d0e70b72b19c6d3d3309983980b65ca857d46b78fdfc40d56

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 489a6d6cb5d3553e1c70395ddb23ded672c3e840cc7188eec9a6e6a03688348b
Cape
Cape
https://www.capesandbox.com/analysis/81940/

Comments