MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0. 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: 20


Intelligence 20 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0
SHA3-384 hash: 5f30762579811ce2ebe044e9e12530abc5d1a0c3dd7fa29bbdc2506e08772898e411ad785e6ef71bbaf6bfdacdfe7314
SHA1 hash: 0289fac15394314f2d4d9e69c26cc660a561bb5a
MD5 hash: 4318b7a510e6c188887df191303c5ed9
humanhash: uncle-freddie-kitten-happy
File name:oarBawfW3ONgIML.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:613'376 bytes
First seen:2025-03-14 20:14:39 UTC
Last seen:2025-03-14 21:18:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'470 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Sq1jSK220TtvQCPLz/2uKDlcQUldnmnjmaRBWi95FulW/WEobeWv8jOo:N220JelWCm0BL3FuyOeM8jOo
Threatray 4'868 similar samples on MalwareBazaar
TLSH T15FD412A9799AD912FEA407B00233F37563245FAED824E317CDEEACDB74017247129AD1
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon f0f4ea8aa6acd8f3 (3 x Formbook, 2 x SnakeKeylogger)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
554
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
oarBawfW3ONgIML.exe
Verdict:
Malicious activity
Analysis date:
2025-03-14 20:17:29 UTC
Tags:
autorun-sched formbook stealer xloader
Link:
https://app.any.run/tasks/defde82e-a739-4a79-b824-1e0142dea3cc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d4a1af08116ce4257133c5
Tags:
virus micro msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
Creating a file
Launching cmd.exe command interpreter
Setting browser functions hooks
Forced shutdown of a system process
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/67d48e530a7899f3579699e1/reports/c2e1ad36-36ce-46f8-8fb6-121f2590e3ee/overview
Verdict:
Malicious
Labled as:
MSIL/Kryptik_AGeneric.DKC trojan
Link:
https://www.hybrid-analysis.com/sample/f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0
Result
Verdict:
SUSPICIOUS
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/86fd8621-5c8b-4611-a5fd-e538e356492c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1638855
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
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 dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Switches to a custom stack to bypass stack traces
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1638855 Sample: oarBawfW3ONgIML.exe Startdate: 14/03/2025 Architecture: WINDOWS Score: 100 67 www.odesfactory.xyz 2->67 69 www.hiefworthextendfirmbridge.xyz 2->69 71 9 other IPs or domains 2->71 73 Found malware configuration 2->73 75 Malicious sample detected (through community Yara rule) 2->75 77 Antivirus detection for URL or domain 2->77 81 8 other signatures 2->81 11 oarBawfW3ONgIML.exe 7 2->11         started        15 oqmBgQ.exe 5 2->15         started        17 svchost.exe 2->17         started        signatures3 79 Performs DNS queries to domains with low reputation 69->79 process4 dnsIp5 55 C:\Users\user\AppData\Roaming\oqmBgQ.exe, PE32 11->55 dropped 57 C:\Users\user\...\oqmBgQ.exe:Zone.Identifier, ASCII 11->57 dropped 59 C:\Users\user\AppData\Local\...\tmp269B.tmp, XML 11->59 dropped 61 C:\Users\user\...\oarBawfW3ONgIML.exe.log, ASCII 11->61 dropped 95 Uses schtasks.exe or at.exe to add and modify task schedules 11->95 97 Writes to foreign memory regions 11->97 99 Allocates memory in foreign processes 11->99 101 Adds a directory exclusion to Windows Defender 11->101 20 RegSvcs.exe 11->20         started        23 powershell.exe 23 11->23         started        25 powershell.exe 23 11->25         started        27 schtasks.exe 1 11->27         started        103 Multi AV Scanner detection for dropped file 15->103 105 Injects a PE file into a foreign processes 15->105 29 RegSvcs.exe 15->29         started        31 schtasks.exe 15->31         started        63 127.0.0.1 unknown unknown 17->63 file6 signatures7 process8 signatures9 83 Modifies the context of a thread in another process (thread injection) 20->83 85 Maps a DLL or memory area into another process 20->85 87 Sample uses process hollowing technique 20->87 93 2 other signatures 20->93 33 explorer.exe 53 1 20->33 injected 89 Loading BitLocker PowerShell Module 23->89 36 conhost.exe 23->36         started        38 WmiPrvSE.exe 23->38         started        40 conhost.exe 25->40         started        42 conhost.exe 27->42         started        91 Found direct / indirect Syscall (likely to bypass EDR) 29->91 44 conhost.exe 31->44         started        process10 dnsIp11 65 204.79.197.203, 443 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 33->65 46 wscript.exe 33->46         started        49 WWAHost.exe 33->49         started        process12 signatures13 107 Modifies the context of a thread in another process (thread injection) 46->107 109 Maps a DLL or memory area into another process 46->109 111 Tries to detect virtualization through RDTSC time measurements 46->111 113 Switches to a custom stack to bypass stack traces 46->113 51 cmd.exe 46->51         started        process14 process15 53 conhost.exe 51->53         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0/
Threat name:
Win32.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-03-14 18:57:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
12 of 24 (50.00%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7h2n7cyn5rcrqdsqpvp3n7p5quuchs522fwnmyuvbufxjctlv7ya._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
3f616f7935f4c97239699196e64056b45be53e73d02a0b70e482c886e3a13965
Formbook
52eb6516d6851a1f228abaa42737d19bb97d2aa8f62d92f81f501dd43eb14d1a
Formbook
6f8e85f3704f0179d0854b1c278784441b0e555f6cbbd7af19a677afaefef004
Formbook
b603a586ea389d7ce6ea8b3ae24eb08bbe6c020e341ee32845c6edf868aa9bbd
Formbook
d0387872c43a63fc0a157c84edc3a99abde2af204ba4f25969209ce38d7ed15f
Formbook
error
Formbook
f2d754008958e2c90dbac5f60958e0add5403563e51f5414599d35f88cd0db2b
Formbook
f38a008406f2bca311aa8014976f27669d52d494286f3dbc1dd10259f8382324
Formbook
f5bf548a92e16ade13e22e9def6ba5bc424c9ff797570e5992b615d9adce311c
Formbook
f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0
Formbook
+ 4'858 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:my18 discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/250314-y1lb8sytdv/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fd9231c1-1f57-440e-b91e-a0ea8d61ac95
Unpacked files
SH256 hash:
f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0
MD5 hash:
4318b7a510e6c188887df191303c5ed9
SHA1 hash:
0289fac15394314f2d4d9e69c26cc660a561bb5a
Link:
https://www.unpac.me/results/59500992-2df1-4872-b5c4-0f9815c5f9c9/
SH256 hash:
efc71d8306b1b55e19f15394d45d8d8a91d8bc1b97d82a0c57121a2b0a7c52c6
MD5 hash:
c5ac477db7694ef5ef7f9c152efe071e
SHA1 hash:
89ffd1cb036e2820e0b19da2145cf39cb622d3b9
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/59500992-2df1-4872-b5c4-0f9815c5f9c9/
SH256 hash:
224926b1d71abf513cb161cd66009850558396ce9e51706231df6648d646bd69
MD5 hash:
6268971be262eb3a3851a441b054e28f
SHA1 hash:
dc80d843410ebd71d0014eb1d9e20614f77af929
Link:
https://www.unpac.me/results/59500992-2df1-4872-b5c4-0f9815c5f9c9/
SH256 hash:
12758ec96b1f25fb5e300c9ae98569c3c5b569baa723139ccacc475ab371301c
MD5 hash:
ef9ef67d5a832bfb7cff9fb441ff9a1b
SHA1 hash:
9013556c4afddcc2dfd23997350c0d74aae285fa
Detections:
win_formbook_w0
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Windows_Trojan_Formbook
Create hunting rule
Formbook
Create hunting rule
Link:
https://www.unpac.me/results/59500992-2df1-4872-b5c4-0f9815c5f9c9/
Parent samples :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 family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f9f4df8b0dec/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/f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Malspam

Formbook

zip 5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7

Formbook

Executable exe f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7
  
Dropped by
MD5 2f35c6b0e69ab122ba641a560f8f8c00

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

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