MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5bd22b640c54cfd5212278977ebe0af67805288b5f2ac3da25f220cbbf59615. 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
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SHA256 hash: f5bd22b640c54cfd5212278977ebe0af67805288b5f2ac3da25f220cbbf59615
SHA3-384 hash: 563a3f94b946ffec8a966d1bfbf6e7264c07351f977b1201a31d35c8c07667c1294eef0bb3f09f9193d30cd4a9f2186b
SHA1 hash: 5a2b42b6c21c4c335bb483f2cee86561554f61e3
MD5 hash: 602ed88af789ab9e916a3d61e33de5f0
humanhash: uranus-eleven-venus-california
File name:T1t1OEGt1htLruH.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:879'616 bytes
First seen:2022-07-15 09:34:55 UTC
Last seen:2024-07-24 23:05:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:1lhLuyyh9rWEuGdPi932HA+hAXmkMW659Y:9Luyy/rAGda0HAiAXQWGY
TLSH T1FA1512337294466BC4BD4BF9E0328D922332AE8A62ABFF515DC531E711337449A0DB97
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 cocaman
Tags:exe FormBook payment

Intelligence

File Origin
# of uploads :
5
# of downloads :
250
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
T1t1OEGt1htLruH.exe
Verdict:
Malicious activity
Analysis date:
2022-07-15 09:44:10 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/cf9fa410-ab7e-4204-a57c-1feb5ca376fe

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/289459/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1449.4881.4346.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62d134cb01fde6ede68359df/reports/8cb7b67a-b92f-4663-b624-848fcd651e5e/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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/522f7f06-cf0d-4176-aee7-32b605e934c0
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1032385
Signature
C2 URLs / IPs found in malware configuration
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
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
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Link:
https://mwdb.cert.pl/sample/f5bd22b640c54cfd5212278977ebe0af67805288b5f2ac3da25f220cbbf59615/
Threat name:
ByteCode-MSIL.Trojan.FormBook
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Status:
Malicious
First seen:
2022-07-15 07:50:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6w6sfnsayvgp2uqse6exp27av5tyauuiwxzkypncl4razo7vsykq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader loader persistence rat spyware stealer suricata
Link:
https://tria.ge/reports/220715-lkczpsfcej/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
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
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Deletes itself
Reads user/profile data of web browsers
Xloader payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
5613d98eafaa6e20c577b05d7be0a8a00f25e5de5ad109f68f92e5495a616539
MD5 hash:
5b48a8456f796adf5bd23ad688bc041f
SHA1 hash:
2634ff0833dd50b544e7c8deeed2e42c6fe3b795
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/8cb97a8c-155a-4fff-a33a-22a0ac890bf4/
Parent samples :
27ef35c90367b8bd42a5d68e93cd132c1ce8a7b0ba6a73e0447b016da8c4ddd6
f5bd22b640c54cfd5212278977ebe0af67805288b5f2ac3da25f220cbbf59615
59133364318b3bf9bc773ecdcf457323b7c752364f974ef0e9b4a34da891f292
7b0c587adcf84f4edfbf4c48287e9d327fda44caa4ede0975d9d0e66d938bec0
SH256 hash:
c8b706626517939934bba0dfc6d6afdfd5befa6e082b1e48d5a4f4dfe11fe827
MD5 hash:
7a298e7fc0ac2ad68e7720528eb4ab10
SHA1 hash:
1d4fd8e4d8c9606d8d3879b3ececf42d5e26b329
Link:
https://www.unpac.me/results/8cb97a8c-155a-4fff-a33a-22a0ac890bf4/
SH256 hash:
883b63ef84c6b1cc09687962beca56e4f4b7960df7c5459e29998befaa3ccf15
MD5 hash:
ecb3f27eb8279c51608c8ea8f8050655
SHA1 hash:
82385d75444ab5fccacf37e2746c7dce73faa7f3
Link:
https://www.unpac.me/results/8cb97a8c-155a-4fff-a33a-22a0ac890bf4/
SH256 hash:
5f0b8caec0b85a0c703e72e766fe4f4a14122ccfb7cdf2c039bca112a4d4267e
MD5 hash:
a517ba7bb62658703df3eb5a594162c0
SHA1 hash:
4c5c4e369064321ae72c149cdabd5585b7b9b64c
Link:
https://www.unpac.me/results/8cb97a8c-155a-4fff-a33a-22a0ac890bf4/
SH256 hash:
07a669badf12ee362884eca88c04ff18b102b9cf7b59653807fc451ad4e7b8fe
MD5 hash:
f6df51f6176af38265fd8933b3f473a7
SHA1 hash:
2c7549beab772727065d025417e42ad6840294b9
Link:
https://www.unpac.me/results/8cb97a8c-155a-4fff-a33a-22a0ac890bf4/
SH256 hash:
f5bd22b640c54cfd5212278977ebe0af67805288b5f2ac3da25f220cbbf59615
MD5 hash:
602ed88af789ab9e916a3d61e33de5f0
SHA1 hash:
5a2b42b6c21c4c335bb483f2cee86561554f61e3
Link:
https://www.unpac.me/results/8cb97a8c-155a-4fff-a33a-22a0ac890bf4/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/f5bd22b640c54cfd5212278977ebe0af67805288b5f2ac3da25f220cbbf59615

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
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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

rar e5171624f3ea236a964720521c2f0f277aafcd2bb5156464d600dd083606e638

Formbook

Executable exe f5bd22b640c54cfd5212278977ebe0af67805288b5f2ac3da25f220cbbf59615

(this sample)

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/289459/
  
Dropped by
SHA256 e5171624f3ea236a964720521c2f0f277aafcd2bb5156464d600dd083606e638
  
Dropped by
MD5 bffbc89202b63e089a7871ab81d13d4c

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