MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d
SHA3-384 hash: 74effca1c56f384e7377ec7088f8cf350e8493cab77ccbe24f2a3a13b03b371bf97f8ba646d25770ee6703fece08c355
SHA1 hash: cf8e9a10654009f809a4e4cf72d59caa4c216993
MD5 hash: 0171af6a3e46a7a20af90cb81aaa2453
humanhash: low-ten-michigan-rugby
File name:NUEVA ORDEN DE COMPRA...exe
Download: download sample
Signature Formbook
Create hunting rule
File size:701'440 bytes
First seen:2022-09-06 13:51:51 UTC
Last seen:Never
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:aD7Xx2iNbK7FnNN6+l1VWaGZwpag6xxava1vElrs97OBWYC3Dk7bADjc1Z:avx18NbHVWPiaPWVs97OBWYYk7bycv
TLSH T14CE4D061A54077E9D4399772009C620443F742B3EB12DB4DBEED929ACFF29C49E13E4A
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
346
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
NUEVA ORDEN DE COMPRA...exe
Verdict:
Malicious activity
Analysis date:
2022-09-06 13:52:59 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/f1c6c04a-2722-46ab-acb5-d2e28aec8c4b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/308216/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6317508978eab9b15ea1b62c/reports/d2d970c5-0e27-4dc9-adaf-01c63e2ef40d/overview
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bfe137ee-c648-4497-84ef-c646e46fd58c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1065702
Signature
.NET source code contains method to dynamically call methods (often used by packers)
C2 URLs / IPs found in malware configuration
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
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d/
Threat name:
ByteCode-MSIL.Trojan.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2022-08-30 21:58:57 UTC
AV detection:
26 of 39 (66.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=p4sh6m5dz7c4akbmlkdtb7yoykrxwieyhazp4hpglwdoweiu4ogq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:d1s6 rat spyware stealer trojan
Link:
https://tria.ge/reports/220906-q6egwabaem/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
f07515f681b7b0e082d891c18c95462991eabbd75ecde54c212dd35d190d7a84
MD5 hash:
4fae6cb9dfa41f07494f3c7b1d3aa430
SHA1 hash:
9c5216c7050196aec5c2eac23375a5aab6b428a7
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/0f14bc5f-81de-4a8d-b978-d1d0172812bf/
Parent samples :
72725c71078cc53ee2aff6812a6fe2a64cfa898bf28f6a818d2a2f0ad84bd46b
4cb742927b299c24ca04c80d3ea10a5e3b4a5aa6508aba92c0e9e5fce2eebab1
637f702a6f06a32c6b1794df68ccf1e7f29a2aa38b468b296816ba9010606a1a
61e02739fb76c2e56860acdbeda1ed43769648fc4e7908c31b7194ff94a3981d
9238603739f090fa4b311ab4c76739c1b54d21e410139c6be208025b4dd7a33f
61c8ca02306264110104d4803a15eacc1949f65dd2b1723f159ed3f93553a384
663a1d5b9cec98717c0c4007942db9627fd88ec897d21f80e6fa0ddce642e22e
bfac76ed38d1b5d2737a76ce7c59f1651040d11c1ec63388364e4cd37cc4fbee
7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d
SH256 hash:
4f80ddfe49b270f801ab44aa899153bbe2a0fb93abed0f9fc992f74ff6ab4fde
MD5 hash:
f4ba8570299eabf8fe2d02cc1dc0606a
SHA1 hash:
5d7add32313074f5a1e9b4ab379298dee8b6217e
Link:
https://www.unpac.me/results/0f14bc5f-81de-4a8d-b978-d1d0172812bf/
SH256 hash:
02e60c8cf6e72dc599bca4a711a8b1b1dbcade8a5cac6d4441df46b9b2141f10
MD5 hash:
7b1ec55c59a0a7d5fa3c237bc7381ad8
SHA1 hash:
1e4bb907f4c5a18de671c94f0fa9a247f81b5c24
Link:
https://www.unpac.me/results/0f14bc5f-81de-4a8d-b978-d1d0172812bf/
SH256 hash:
7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d
MD5 hash:
0171af6a3e46a7a20af90cb81aaa2453
SHA1 hash:
cf8e9a10654009f809a4e4cf72d59caa4c216993
Link:
https://www.unpac.me/results/0f14bc5f-81de-4a8d-b978-d1d0172812bf/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7f247f33a3cf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d

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 7f247f33a3cfc5c0282c5a8730ff0ec2a37b20983832fe1de65d86eb1114e38d

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/308216/

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