MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c1cff34906a473251ce42fd92e5bb6ba3b3043292f3b6c7f6730746b9119ea29. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c1cff34906a473251ce42fd92e5bb6ba3b3043292f3b6c7f6730746b9119ea29
SHA3-384 hash: c54b702e62862f2141998afc7573b46cd6960b57e0d74e72636c706315140ba6555c547eea4c1ec5c3bed2f770826f9d
SHA1 hash: 5d527b3e0095f9309f8521e59698afb7b90d20c1
MD5 hash: 94f684ee271db8857019f25061aea30a
humanhash: equal-lemon-iowa-alaska
File name:ohafaman.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:654'848 bytes
First seen:2023-02-20 09:25:41 UTC
Last seen:2023-02-20 10:30:18 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:YXkiA388/T9JmfA+J5iEshz22LZyIQ8599qDairg4:YXA3BWVQTp/9qD
Threatray 2'304 similar samples on MalwareBazaar
TLSH T122D4F11B6C7D219FDEBC483D68482898E3F16B0215E0EA537CC852DC8AF67C61FE1665
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 1032d232e98c3689 (16 x AgentTesla, 8 x AveMariaRAT, 7 x Formbook)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
212
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
ohafaman.exe
Verdict:
Malicious activity
Analysis date:
2023-02-20 09:34:11 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/0230c314-28e5-4d98-b47d-bf0f15b3afcf

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/368373/
Detection(s):
SecuriteInfo.com.Variant.Lazy.271977.8806.23850.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Unauthorized injection to a recently created process
Launching a process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/63f33cad42bf85850e3e3ae9/reports/91263989-3676-4558-9bb1-d66859512f77/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/c1cff34906a473251ce42fd92e5bb6ba3b3043292f3b6c7f6730746b9119ea29
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/a01e466d-e3ed-4493-8c5d-9e5b69ca305a
Result
Threat name:
DarkTortilla, FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1179065
Signature
Antivirus detection for URL or domain
Deletes itself after installation
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected DarkTortilla Crypter
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 811896 Sample: ohafaman.exe Startdate: 20/02/2023 Architecture: WINDOWS Score: 100 33 www.uevj.win 2->33 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->45 47 4 other signatures 2->47 9 ohafaman.exe 15 3 2->9         started        signatures3 process4 dnsIp5 37 www.google.com 142.250.203.100, 443, 49702 GOOGLEUS United States 9->37 25 C:\Users\user\AppData\...\ohafaman.exe.log, ASCII 9->25 dropped 57 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->57 59 Injects a PE file into a foreign processes 9->59 14 ohafaman.exe 9->14         started        file6 signatures7 process8 signatures9 61 Modifies the context of a thread in another process (thread injection) 14->61 63 Maps a DLL or memory area into another process 14->63 65 Sample uses process hollowing technique 14->65 67 Queues an APC in another process (thread injection) 14->67 17 explorer.exe 1 14->17 injected process10 dnsIp11 27 themwsterosuepnse.shop 107.189.3.124, 49711, 49712, 80 PONYNETUS United States 17->27 29 088-356.com 45.125.218.235, 49710, 80 PING-GLOBAL-ASPingGlobalAmsterdamPOPASNNL Hong Kong 17->29 31 3 other IPs or domains 17->31 39 System process connects to network (likely due to code injection or exploit) 17->39 21 msiexec.exe 13 17->21         started        signatures12 process13 dnsIp14 35 www.khalifamakeovers.com 21->35 49 Tries to steal Mail credentials (via file / registry access) 21->49 51 Tries to harvest and steal browser information (history, passwords, etc) 21->51 53 Deletes itself after installation 21->53 55 2 other signatures 21->55 signatures15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c1cff34906a473251ce42fd92e5bb6ba3b3043292f3b6c7f6730746b9119ea29/
Threat name:
ByteCode-MSIL.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2023-02-20 09:26:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yhh7gsigurzskhhef7ms4w5wxi5taqzjf45wy73hgb2gxeiz5iuq._file
Verdict:
malicious
Similar samples:
6b92711eed01d1ce4bcd40dcc15f622f8efed42409b644d82ba75164f01b8259
Formbook
707ae12af6622a529cdd2a96a2f1708dc39b57a3cda03f343b7d4498d6d95c30
Formbook
900c2fe03bd37e7c93e1a6f3d36febf624bba367bb80a25cc5c075d7795017cd
Formbook
9963c30bed4a82426aa769e6239f538dc038be8bd59b1d43534456b54b29880c
Formbook
b6fe7602e8f288c48cf04e60306dc9349c5b9ebeb8faf35905abede7d0525480
Formbook
c7627adc0797d3315c2c942356c8cb1fca39afbd0335512236be79a6e2f7acb3
Formbook
caf42d835224609c61dcc1b6ddfcf517e47088e750ee67b16508c4fb2fdc5e6b
Formbook
e89bafab3d4be62a5f5879814f991fa2c99707f40bb00d6f2f16f6e301976493
Formbook
f3197cca74f60c552d9d3b4d04d99996ceca8c8dc6ad845a468c10c65062a0fc
Formbook
+ 2'294 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230220-ld7kqsad65/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Unpacked files
SH256 hash:
c1cff34906a473251ce42fd92e5bb6ba3b3043292f3b6c7f6730746b9119ea29
MD5 hash:
94f684ee271db8857019f25061aea30a
SHA1 hash:
5d527b3e0095f9309f8521e59698afb7b90d20c1
Link:
https://www.unpac.me/results/b9d4293e-3074-4786-99cf-e941e0d5b7e3/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c1cff34906a4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c1cff34906a473251ce42fd92e5bb6ba3b3043292f3b6c7f6730746b9119ea29

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 c1cff34906a473251ce42fd92e5bb6ba3b3043292f3b6c7f6730746b9119ea29

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/368373/

Comments