MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bd612f435faf86c9e9e30ea9f3d64375598f83c7f8ae9d9034c0323ea4623029. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bd612f435faf86c9e9e30ea9f3d64375598f83c7f8ae9d9034c0323ea4623029
SHA3-384 hash: d12674b0bdff824f9696d775b7446de1ee6fb8b301456aed5c02fa8b80d5e014293ca37127874bebaa859135dbff9c2a
SHA1 hash: ef92299b93d82c9d4983aeb179ff7cd10e3bd51f
MD5 hash: 81c55e7c8c0e7e61ad1f1af9c1deefb1
humanhash: avocado-sad-sixteen-coffee
File name:IMG-033-040.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'127'936 bytes
First seen:2020-12-17 14:22:43 UTC
Last seen:2020-12-17 15:36:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:N7XtCntj5y1pXfxLnEu/hqTdkeshrl0wJxeMLJhMYsMwMG00Sl:0wdfxjJwGhr5Jxfi9FW
Threatray 3'196 similar samples on MalwareBazaar
TLSH 5435BF242AEA551EF177EF7546E4359287EFF633B707E45D3881038A0A23E41CE9163A
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
212
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
IMG-033-040.exe
Verdict:
Malicious activity
Analysis date:
2020-12-17 14:23:20 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/53d7c382-403c-4f08-b5fd-c120a3dfd665

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.BehavesLike.Win32.Generic.tc.12974.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
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/565455
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
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
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 dnsIp2 2 Behavior Graph ID: 331813 Sample: IMG-033-040.exe Startdate: 17/12/2020 Architecture: WINDOWS Score: 100 34 cdn.onenote.net 2->34 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected AntiVM_3 2->48 50 5 other signatures 2->50 11 IMG-033-040.exe 3 2->11         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\IMG-033-040.exe.log, ASCII 11->32 dropped 60 Tries to detect virtualization through RDTSC time measurements 11->60 15 IMG-033-040.exe 11->15         started        18 IMG-033-040.exe 11->18         started        signatures6 process7 signatures8 62 Modifies the context of a thread in another process (thread injection) 15->62 64 Maps a DLL or memory area into another process 15->64 66 Sample uses process hollowing technique 15->66 68 Queues an APC in another process (thread injection) 15->68 20 explorer.exe 15->20 injected process9 dnsIp10 36 www.casabreo.com 192.185.0.218, 49756, 49775, 80 UNIFIEDLAYER-AS-1US United States 20->36 38 www.the-trinity-project.com 185.119.173.57, 49768, 80 UKWEB-EQXGB United Kingdom 20->38 40 22 other IPs or domains 20->40 52 System process connects to network (likely due to code injection or exploit) 20->52 24 msdt.exe 12 20->24         started        signatures11 process12 dnsIp13 42 www.sovaturbopushkao.xyz 24->42 54 Modifies the context of a thread in another process (thread injection) 24->54 56 Maps a DLL or memory area into another process 24->56 58 Tries to detect virtualization through RDTSC time measurements 24->58 28 cmd.exe 1 24->28         started        signatures14 process15 process16 30 conhost.exe 28->30         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bd612f435faf86c9e9e30ea9f3d64375598f83c7f8ae9d9034c0323ea4623029/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-12-17 14:01:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xvqs6q27v6dmt2pdb2u7hvsdovmy7a6h7cxj3ebuyazd5jdcgauq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
netwirerc
Create hunting rule
Similar samples:
43456ccf78231f448437d34b0d8e0f539fe2713743928d8bba119207b8b5f22a
Formbook
69357684ec8f83d428d2030db5f3d586718207e86457465e7fd37b3b4b7c4db2
Formbook
7d47aae61d6960e7900bb2102b481114a8d948f13cc404082f376786e88959ad
Formbook
8aba437e7ca1cce177055788c4fa44dc92be57cc2f5740242f125ee871234a2d
Formbook
907ce816005834ccfbfc0ea29519e493dee2ae1f141e72f2971eadfc7c6893b1
Formbook
bff3e6eb7e710d5a820445b06d9bffe392a8a75554b4664379fe695dc1867382
Formbook
c61f614dcb99b9ca9d5671a78e38480e51af4cfb1a11605564e55b4ad8c2407d
Formbook
d6fc2a83aa93c4fb115d6755006950aa4372055dba75b7f78b9e5d20dd007ea6
Formbook
ed6182df3469dfdc4084aea0aca3714a90498401d608c7a0ab818329c42ab21f
Formbook
fae0d4f26493a2d9df5dc67b6381f9580105f20d0c7a2d9e668f66d5e332e0aa
Formbook
+ 3'186 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/201217-g146txhppe/
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
Deletes itself
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.teelinkz.com/o56q/
Unpacked files
SH256 hash:
bd612f435faf86c9e9e30ea9f3d64375598f83c7f8ae9d9034c0323ea4623029
MD5 hash:
81c55e7c8c0e7e61ad1f1af9c1deefb1
SHA1 hash:
ef92299b93d82c9d4983aeb179ff7cd10e3bd51f
Link:
https://www.unpac.me/results/5acb4ee9-70d1-455f-829d-0906da247dba/
SH256 hash:
321c480b8164a39b4f81a66dbdc80624dbb2d1757695b042495a4078f5da2e3f
MD5 hash:
18886831565d57d44bf0d1fdcf22ff8a
SHA1 hash:
0ba5290574bdb3b19004a64dab30b4b0b4090804
Link:
https://www.unpac.me/results/5acb4ee9-70d1-455f-829d-0906da247dba/
SH256 hash:
ad5616e638fd76f42381042e9aa2835709b5e385fff6d07deb085515b799b95d
MD5 hash:
c3949c358ca512a930af0b40ada048d6
SHA1 hash:
403046c4e7b09efc57f621a9e4ac0f5078f39361
Link:
https://www.unpac.me/results/5acb4ee9-70d1-455f-829d-0906da247dba/
SH256 hash:
fce17266c2656057c449c4a5d7220ec6295e2c9f700dd975f7859cfef21b3940
MD5 hash:
d0418560855432d62badc911a7ee90b0
SHA1 hash:
a45f14fce6d3606ca76d72b7c4a2256c6cc19e26
Link:
https://www.unpac.me/results/5acb4ee9-70d1-455f-829d-0906da247dba/
SH256 hash:
b831be9d2ba12011abd74da5d60a3cf56f52e94dcdd97d9cda2c2a02c2ce15e8
MD5 hash:
76e3566aee88919c013fdd299788df12
SHA1 hash:
7f193b53f2e948c97f1c9858658da5cc95adec82
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/5acb4ee9-70d1-455f-829d-0906da247dba/
Parent samples :
69357684ec8f83d428d2030db5f3d586718207e86457465e7fd37b3b4b7c4db2
c61f614dcb99b9ca9d5671a78e38480e51af4cfb1a11605564e55b4ad8c2407d
d6fc2a83aa93c4fb115d6755006950aa4372055dba75b7f78b9e5d20dd007ea6
bd612f435faf86c9e9e30ea9f3d64375598f83c7f8ae9d9034c0323ea4623029
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/bd612f435faf86c9e9e30ea9f3d64375598f83c7f8ae9d9034c0323ea4623029

File information

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

  
Delivery method
Other

Comments