MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12e2fade9c6f17595717385e99c97a448e87bbbb6a7a30ea2c31062983f4c065. 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: 12e2fade9c6f17595717385e99c97a448e87bbbb6a7a30ea2c31062983f4c065
SHA3-384 hash: 2b765172b30bdf49bcc9e798cbf03667452a3c8f2f6033f39082078d05bc3eb098b72a19d8d2dad871c0b575ac1dad6a
SHA1 hash: 3a88408292a2ba39ed510c51fe24a324bc7967fd
MD5 hash: 953183f2f75bd5550052ec78c16f1f28
humanhash: jersey-fix-seventeen-timing
File name:953183f2f75bd5550052ec78c16f1f28.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:309'760 bytes
First seen:2020-11-25 07:41:15 UTC
Last seen:2020-11-25 09:42:28 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 6144:d6XXtQpgqAe8SiH0MjHs+eGwkz1PrX9Tfig7XdXyt8zTOkb5ed5H0F8:8XdygqAPSiTQOwkJXFf7jdCCboH0G
Threatray 3'017 similar samples on MalwareBazaar
TLSH 77640243B3B8D026CA64457AC6E73060437999233252D74A38CF51952B1FBEC918BBEF
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% subdirectories
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser 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/546706
Signature
.NET source code references suspicious native API functions
Injects a PE file into a foreign processes
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 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
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 322448 Sample: ExQKDWm3fW.exe Startdate: 25/11/2020 Architecture: WINDOWS Score: 100 53 Malicious sample detected (through community Yara rule) 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 Yara detected FormBook 2->57 59 7 other signatures 2->59 10 ExQKDWm3fW.exe 1 6 2->10         started        process3 file4 41 C:\Users\user\AppData\Roaming\...\vlc.exe, PE32 10->41 dropped 43 C:\Users\user\...\vlc.exe:Zone.Identifier, ASCII 10->43 dropped 45 C:\Users\user\AppData\...xQKDWm3fW.exe.log, ASCII 10->45 dropped 69 Tries to detect virtualization through RDTSC time measurements 10->69 71 Injects a PE file into a foreign processes 10->71 14 ExQKDWm3fW.exe 10->14         started        signatures5 process6 signatures7 73 Modifies the context of a thread in another process (thread injection) 14->73 75 Maps a DLL or memory area into another process 14->75 77 Sample uses process hollowing technique 14->77 79 Queues an APC in another process (thread injection) 14->79 17 explorer.exe 2 14->17 injected process8 dnsIp9 47 pustani.com 162.241.226.115, 49755, 80 UNIFIEDLAYER-AS-1US United States 17->47 49 paletciniz.com 160.153.138.53, 49750, 80 GODADDY-AMSDE United States 17->49 51 3 other IPs or domains 17->51 61 System process connects to network (likely due to code injection or exploit) 17->61 21 vlc.exe 3 17->21         started        23 wlanext.exe 17->23         started        26 vlc.exe 2 17->26         started        28 2 other processes 17->28 signatures10 process11 signatures12 30 vlc.exe 21->30         started        33 vlc.exe 21->33         started        63 Modifies the context of a thread in another process (thread injection) 23->63 65 Maps a DLL or memory area into another process 23->65 67 Tries to detect virtualization through RDTSC time measurements 23->67 35 cmd.exe 1 23->35         started        37 vlc.exe 26->37         started        process13 signatures14 81 Modifies the context of a thread in another process (thread injection) 30->81 83 Maps a DLL or memory area into another process 30->83 85 Sample uses process hollowing technique 30->85 39 conhost.exe 35->39         started        process15
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/12e2fade9c6f17595717385e99c97a448e87bbbb6a7a30ea2c31062983f4c065/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-11-25 07:42:06 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
33ed25d4d86367d8f1026cf26cde357baf28faefe7cfe2f01719a0d2865a4ece
Formbook
4e98a7f7084a5fa80d8e1dd45e8b8f8a1f9fc891d223cc265524cfcfe3c57c0b
Formbook
5c1d2289de5b338620bb43ede89d6d7afcf86cc4d2b20db3a3f20e5579e925fe
Formbook
66c90051427f1fa801535028868a50ca3302392836ceaf8804c992e9f20dc372
Formbook
6ca1b2240b6d547ada7051dc4d0c198517436943ffd7a4d1eebc0bca19ac038a
Formbook
787e10aed324cae24ab5136f95deb95efe8715a6bd7ced09028b2ee21d228a5e
Formbook
82c53ee74253581efe369c99373d6c978b3b9b799eb04de6c4eb59d2825e8ee2
Formbook
99c4f75948b26af511bfa055db8d18567a3d662107e35e91102b5576f02acb84
Formbook
d085d4d4370b02036dfe9de7c9061d88a8a5cd12cbced6dbdca9ba217112375c
Formbook
d7d1d6057e7e731b75e1ba9579ccfe717334cc7b4f59324af1a0aa179db22e68
Formbook
+ 3'007 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/201125-t9all6rrss/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.blog-cybersecurite.net/ogg/
Unpacked files
SH256 hash:
12e2fade9c6f17595717385e99c97a448e87bbbb6a7a30ea2c31062983f4c065
MD5 hash:
953183f2f75bd5550052ec78c16f1f28
SHA1 hash:
3a88408292a2ba39ed510c51fe24a324bc7967fd
Link:
https://www.unpac.me/results/fd386c7d-4c67-4415-9b2f-a2bcca1900b1/
SH256 hash:
d566e49e674e4bd11a80f1073489f9706ee70b5a84b946d9a221fcbe54e06bf4
MD5 hash:
efdec4ec911def203872c6a6ac615e0c
SHA1 hash:
2b1fa99da679b897aa99bbe02c518430328bef55
Link:
https://www.unpac.me/results/fd386c7d-4c67-4415-9b2f-a2bcca1900b1/
SH256 hash:
83c08f0721c8b0c96e3d6a8f3ccaf5c96fbcc427d574625c34424c3429fefaa1
MD5 hash:
3c5dbcc3bb27e913e14efd8054811373
SHA1 hash:
b0eba9388abddaef9d5aa49ccd5dbab2924cced0
Link:
https://www.unpac.me/results/fd386c7d-4c67-4415-9b2f-a2bcca1900b1/
SH256 hash:
3b44663c6045f9cf00632b612f3bdf06116f3547293c4c812f2db06cbf6c9d55
MD5 hash:
598c55e22af5b0921c0051630843d12a
SHA1 hash:
4d27518084b398c1cab3b40b21a9b8ecd7ce1b3c
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/fd386c7d-4c67-4415-9b2f-a2bcca1900b1/
Parent samples :
6ca1b2240b6d547ada7051dc4d0c198517436943ffd7a4d1eebc0bca19ac038a
12e2fade9c6f17595717385e99c97a448e87bbbb6a7a30ea2c31062983f4c065
06a0e3845d7b4c5593a9143eb1ae73223760d68f2acf0e5be631b9eeab3675f3
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/12e2fade9c6f17595717385e99c97a448e87bbbb6a7a30ea2c31062983f4c065

File information

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

Web download

Formbook

Executable exe 12e2fade9c6f17595717385e99c97a448e87bbbb6a7a30ea2c31062983f4c065

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/852212/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/105487/

Comments