MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 849db034f2d5d54098663f6a04c1fa5ab49ee139857058c589cd1ea5405aa744. 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: 849db034f2d5d54098663f6a04c1fa5ab49ee139857058c589cd1ea5405aa744
SHA3-384 hash: 7e09a34f2fb7b899bcda6765f13e80a67ad57696d945c4416b554ce0c0e1e874240e79d7e0a2411ba9952890f6e625d5
SHA1 hash: 09918bd4a444023b54956168d71ad92a2ac9a112
MD5 hash: 5f7cb545698ca892df6994de3c0836ae
humanhash: dakota-solar-nevada-apart
File name:5f7cb545698ca892df6994de3c0836ae.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:239'826 bytes
First seen:2021-06-02 11:22:50 UTC
Last seen:2021-06-02 11:59:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:8Qq+HWwYcKfh9ehyYVow5u2qsXle6wgr218A/5gpwp:TH5YVeoKuXsXl2gr+7/gwp
Threatray 5'639 similar samples on MalwareBazaar
TLSH 9F34124CEBC4EBBBDE6118F44A91DBB7F67B9A006981464B17C40F590A320D6DC4F392
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
156
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5f7cb545698ca892df6994de3c0836ae.exe
Verdict:
Malicious activity
Analysis date:
2021-06-02 11:31:28 UTC
Tags:
installer
Link:
https://app.any.run/tasks/d11dace9-417e-4fbd-808f-4229cdaa3f47

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/164028/
Detection(s):
SecuriteInfo.com.W32.Ninjector.J.genCamelot.354.2124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Sending a UDP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Result
Verdict:
MALICIOUS
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/795817
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Machine Learning detection for dropped file
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 dropped file
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 virtualization through RDTSC time measurements
Uses ipconfig to lookup or modify the Windows network settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 428214 Sample: MMey3wlm9O.exe Startdate: 02/06/2021 Architecture: WINDOWS Score: 100 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus detection for URL or domain 2->52 54 5 other signatures 2->54 10 MMey3wlm9O.exe 1 21 2->10         started        process3 file4 38 C:\Users\user\AppData\...\lvtcykjt.exe, PE32 10->38 dropped 40 C:\Users\user\AppData\Local\...\System.dll, PE32 10->40 dropped 70 Detected unpacking (changes PE section rights) 10->70 72 Maps a DLL or memory area into another process 10->72 74 Tries to detect virtualization through RDTSC time measurements 10->74 14 MMey3wlm9O.exe 10->14         started        signatures5 process6 signatures7 82 Modifies the context of a thread in another process (thread injection) 14->82 84 Maps a DLL or memory area into another process 14->84 86 Sample uses process hollowing technique 14->86 88 Queues an APC in another process (thread injection) 14->88 17 explorer.exe 3 14->17 injected process8 dnsIp9 42 www.nutellajam.com 17->42 44 www.aresponsibleperson.net 17->44 46 3 other IPs or domains 17->46 56 System process connects to network (likely due to code injection or exploit) 17->56 58 Uses ipconfig to lookup or modify the Windows network settings 17->58 21 lvtcykjt.exe 17 17->21         started        25 wlanext.exe 17->25         started        27 ipconfig.exe 17->27         started        signatures10 process11 file12 36 C:\Users\user\AppData\Local\...\System.dll, PE32 21->36 dropped 60 Multi AV Scanner detection for dropped file 21->60 62 Machine Learning detection for dropped file 21->62 64 Maps a DLL or memory area into another process 21->64 29 lvtcykjt.exe 21->29         started        66 Modifies the context of a thread in another process (thread injection) 25->66 68 Tries to detect virtualization through RDTSC time measurements 25->68 32 cmd.exe 1 25->32         started        signatures13 process14 signatures15 76 Modifies the context of a thread in another process (thread injection) 29->76 78 Maps a DLL or memory area into another process 29->78 80 Sample uses process hollowing technique 29->80 34 conhost.exe 32->34         started        process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/849db034f2d5d54098663f6a04c1fa5ab49ee139857058c589cd1ea5405aa744/
Threat name:
Win32.Worm.SpyBot
Create hunting rule
Status:
Malicious
First seen:
2021-06-02 11:23:13 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qso3anhs2xkubgdgh5vajqp2lk2j5yjzqvyfrrmjzupkkqc2u5ca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
19e9bb35a3686a6b354c0998d53bd3755a4a722e111f4a82243c1e84c5d6900d
Formbook
3a6ec75b656e165939ee0d1f985678cb1799151e33449bba28c6a830ead01e3a
Formbook
ac8abd21ec11d62b86a0afe3c1ef2b250d4439cde34f46529968a77eb8bc0800
Formbook
b8b841d90fe179b235744659d1bf9cd9860ff6d081b25ef0d485beefcf59e28a
Formbook
c288fba4b7716faf5562f4608d8ad0c1755ae059ba3d69569b60cf38a5f6f695
Formbook
e3ccade6f4b9accc6cffa813b88862d68f78f0f1c601a57d0573e60deea6a370
Formbook
e614d735f9fb59c6c21cfed37a1177fa6607684c1ef6be58707b517c96407462
Formbook
ec265177529ab61116c59e3361436b6c4f9e48bbef4488d2d3a97ebdb2f9837a
Formbook
f559645f8b05d3c7499f23fd4f6f8f74dad45c3b2501266db7c36b67c8e80e7a
Formbook
f73dcca2952ca3a15b309f8064bcaeb48c3213c9ac318c5a741f9805363f8e72
Formbook
+ 5'629 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/210602-6a6gtre8gx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.personalizedyardsigns.com/xkcp/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.77
Link:
https://yomi.yoroi.company/submissions/849db034f2d5d54098663f6a04c1fa5ab49ee139857058c589cd1ea5405aa744

File information

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

Web download

Formbook

Executable exe 849db034f2d5d54098663f6a04c1fa5ab49ee139857058c589cd1ea5405aa744

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1284997/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/164028/

Comments