MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c31ec6dd2c16e34ac9c533b1e58e047e7da0e426909f41fb66a55372e3155e2. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5c31ec6dd2c16e34ac9c533b1e58e047e7da0e426909f41fb66a55372e3155e2
SHA3-384 hash: 68836b64d4f29773d0d50cb572d6e91f6b375b658fc09c993ff11be4a1ee0b085312f550eeabc77429ebeb3d97923f24
SHA1 hash: ea901d1af1bf90c74db63f5da44754f8cbcf848b
MD5 hash: adf7c82a74fd2201917f00a51ef45abd
humanhash: orange-river-wyoming-black
File name:Ziraat Bankasi Swift Mesaji.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:821'248 bytes
First seen:2022-05-26 11:52:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:9SqAlWmZbHoDiXr0JqajVCUYxCLkATdU482cUe+3Rvys1n1KjcBcC2cBuqFY0MJ:snlbZbHoub08sLRTC4VtF7BA
TLSH T12405D09C36D0719EC5A7CE37D9A81C10AA31B5AB570BD207A457219CAD0EADFCF016F2
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.3% (.SCR) Windows screen saver (13101/52/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon cc8a8accccaaaacc (12 x AgentTesla, 5 x Formbook, 5 x Loki)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
323
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Ziraat Bankasi Swift Mesaji.exe
Verdict:
Malicious activity
Analysis date:
2022-05-26 11:54:06 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/9dc8b0c0-fa8b-4119-9087-4ebb898414c0

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/274736/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.17976.31549.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Link:
https://www.filescan.io/uploads/628f6a316eb3ff32632ff719/reports/294aed76-2fed-43f2-8d06-fe8d35fae93b/overview
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/58a6b7f1-3dc3-4cad-8dc6-7143f23abab6
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1002094
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5c31ec6dd2c16e34ac9c533b1e58e047e7da0e426909f41fb66a55372e3155e2/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-26 11:53:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lqy6y3osyfxdjle4km5r4whai7t5udscnee7ih5wnjktolrrkxra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ah6m rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220526-n2aa9afacr/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
ce8307ef5602809ce7288ea4f3a84a5b9cde6ec28d5b46eaded85ff9b20b2d86
MD5 hash:
6b6860a5c3e640bb1ebc080fefaf196d
SHA1 hash:
ae59985da112118dd3cfe7191678e1f9654a693d
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/79bc7207-6906-471a-a7e8-e326232ab1d2/
Parent samples :
fb410f778d6b9ee7fe146ddeef7601bb1428c737f01cdb6885aeafe6d25d5d18
4024f6526ce45d32b49b46ee1b708a84ffb68b8204abb231d76f850161f5b38c
c7b09601e132a1d10735f89dbec1fa98c2271b102d9a07b8bb41858775172312
d640fe3968dbefc28ce7ae480b3e01578c6a1232087d7d17f96fbe35d89c19ae
3a3446d2795cada474dd50f01d0f71ac26898c4773a2fb87db675040a558a8dc
c01d1ca58e3801fd34ad3ce6385454348ab04c58a7ac8522bb214960e6642d0f
5c31ec6dd2c16e34ac9c533b1e58e047e7da0e426909f41fb66a55372e3155e2
2979a77144d0df70f4dff084420d8e034eb6f751027fa44d158de924960f2a6a
15e17fe1832e832ad58893aa8d5f2e8e33e2fa756d509d2e855daa6a1f4d4027
b0778020101d914d0b75ae36eafca80f80f985a048d08961e10eec0e1196908d
9b3f9e2aed4eeb2b06bc8a8b968b6b1abea82d96a3f3eebf9440dc4c25047d96
SH256 hash:
321602d77d05ff3531a20d67504b91302108b8ac64503eba8a85649ff1e00690
MD5 hash:
624bce535ab3d7c92eb87ff5108a97a4
SHA1 hash:
f44d98a6e0602bdea3c23c1389d5b91a8cde1727
Link:
https://www.unpac.me/results/79bc7207-6906-471a-a7e8-e326232ab1d2/
SH256 hash:
32272a091c648cf6fab11eb0569aaa381a3d0a287d4e7e06fb34986c035b5204
MD5 hash:
55d631effb163a15f03b847b626de0b1
SHA1 hash:
83d350eccca676baa867e83bd02b4e4321127049
Link:
https://www.unpac.me/results/79bc7207-6906-471a-a7e8-e326232ab1d2/
SH256 hash:
742bfb49cf3904931ce87b810106611867a6b4b7a8d69f308e21d9d221365b3d
MD5 hash:
81cf021b05eebb622775151dc87f2aa1
SHA1 hash:
480c103ac6e66fe00b488d286832dc89eee088a6
Link:
https://www.unpac.me/results/79bc7207-6906-471a-a7e8-e326232ab1d2/
SH256 hash:
5c31ec6dd2c16e34ac9c533b1e58e047e7da0e426909f41fb66a55372e3155e2
MD5 hash:
adf7c82a74fd2201917f00a51ef45abd
SHA1 hash:
ea901d1af1bf90c74db63f5da44754f8cbcf848b
Link:
https://www.unpac.me/results/79bc7207-6906-471a-a7e8-e326232ab1d2/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/5c31ec6dd2c1/report/overview.html
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/5c31ec6dd2c16e34ac9c533b1e58e047e7da0e426909f41fb66a55372e3155e2

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 5c31ec6dd2c16e34ac9c533b1e58e047e7da0e426909f41fb66a55372e3155e2

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/274736/

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