MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a8b8d64cdbdd6d21a4c56e47929c8dee133615149ef899342842fbbe910c2fa. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
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SHA256 hash: 6a8b8d64cdbdd6d21a4c56e47929c8dee133615149ef899342842fbbe910c2fa
SHA3-384 hash: 2d73175877fa6bb8c2567c17e6bd7bd4df09462248ca77600ccc14b0c56af1e910d447f35d6f9db97fc00af9c833cec7
SHA1 hash: 04470c6f012a16ada80839931be700ee4421e8d0
MD5 hash: d7522af8f62b472e0fd325102ec12624
humanhash: london-ohio-hot-moon
File name:d7522af8f62b472e0fd325102ec12624.exe
Download: download sample
Signature Formbook
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File size:1'049'600 bytes
First seen:2022-12-23 04:33:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'451 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:LZ+2iN1/Sr+pYH8c+9eG8zYJDkrL+oQ1+vJoKWFcVBYt+zAf+mDXttarruVBDUJ1:A1e+YH80G8zYJDkrLTQ8qKWFQ3zp
TLSH T1D125490313C4C513E4620A7B5587EF8744A0DE1F7EA2DB6C662BF93BF6F16825A80D16
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)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
174
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d7522af8f62b472e0fd325102ec12624.exe
Verdict:
No threats detected
Analysis date:
2022-12-23 04:37:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b4a68be8-75d4-4420-9a49-2e09d08cbd72

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63a52fc3f6dd46b0e2826a96/reports/ffe206c5-792e-47e3-96e2-e8543b4be6d3/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/885b130d-a91f-4e87-b1a1-2835e69f1d84
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1139795
Signature
C2 URLs / IPs found in malware configuration
Detected FormBook malware
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Steal Google chrome login data
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 772522 Sample: yJJVoDMn0n.exe Startdate: 23/12/2022 Architecture: WINDOWS Score: 100 34 www.catdrive.top 2->34 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 7 other signatures 2->50 10 yJJVoDMn0n.exe 3 2->10         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\yJJVoDMn0n.exe.log, ASCII 10->32 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 yJJVoDMn0n.exe 10->14         started        signatures6 process7 signatures8 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 control.exe 18 14->17         started        21 explorer.exe 14->21 injected process9 file10 28 C:\Users\user\AppData\...\O26logrv.ini, data 17->28 dropped 30 C:\Users\user\AppData\...\O26logri.ini, data 17->30 dropped 36 Detected FormBook malware 17->36 38 Tries to steal Mail credentials (via file / registry access) 17->38 40 Tries to harvest and steal browser information (history, passwords, etc) 17->40 42 3 other signatures 17->42 23 cmd.exe 2 17->23         started        signatures11 process12 signatures13 52 Tries to harvest and steal browser information (history, passwords, etc) 23->52 26 conhost.exe 23->26         started        process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6a8b8d64cdbdd6d21a4c56e47929c8dee133615149ef899342842fbbe910c2fa/
Threat name:
Win32.Trojan.FormBook
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Status:
Malicious
First seen:
2022-12-22 13:03:30 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nkfy2zgnxxlnegsmk3shskoi33qtgykrjhxyte2cqqx3x2iqyl5a._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:b47h rat spyware stealer trojan
Link:
https://tria.ge/reports/221223-e6542sba5t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
56698c6b1dc0e6b65194dda05861628a2c3204c0467971a0cbbc5ad800c55620
MD5 hash:
a849a9e4545dd130c7daaf1090f5a935
SHA1 hash:
970b4148796e9cf7f4ffbc0994d0b716ed517c65
Detections:
FormBook
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/0df36abf-b5f5-4bdc-a06a-a613d343a622/
Parent samples :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 hash:
fc6485350cf55dc14ecbfd9b91b7a9979f61023b4104101e9f351caa6c73abaa
MD5 hash:
6c3fdb2b5d93cf814ea1b6ca05a0efcf
SHA1 hash:
f8ae5f9fa1c9b6b0e47b2f0873d2ee3373e0ebf5
Link:
https://www.unpac.me/results/0df36abf-b5f5-4bdc-a06a-a613d343a622/
SH256 hash:
54d781f0dee6692c47390edf1ada295fb17a7e80ed5ccd58ab14c6ddf80a0ad8
MD5 hash:
4f6caebd865502f7c8046fbae3284c61
SHA1 hash:
be357e832bf6f61454875b37a1759cf1c5fa5ca4
Link:
https://www.unpac.me/results/0df36abf-b5f5-4bdc-a06a-a613d343a622/
SH256 hash:
8e4655b70529311a3cd6632316e1b62f65b892429a542c2c7b8f6fe07769fa01
MD5 hash:
94162d36e6607bfc578151348220e317
SHA1 hash:
8f29c054ad342b21f0abb780db64ab2c38af479c
Link:
https://www.unpac.me/results/0df36abf-b5f5-4bdc-a06a-a613d343a622/
SH256 hash:
f2ed40544cb850b202501c8005b16e0444886148f309c7c05ff0d6b1cdf33205
MD5 hash:
63cd3824e291b5cefce1ef8955e68923
SHA1 hash:
6d0503631ee76ff06c3d2965bc26a5c03f2fee3e
Link:
https://www.unpac.me/results/0df36abf-b5f5-4bdc-a06a-a613d343a622/
SH256 hash:
6a8b8d64cdbdd6d21a4c56e47929c8dee133615149ef899342842fbbe910c2fa
MD5 hash:
d7522af8f62b472e0fd325102ec12624
SHA1 hash:
04470c6f012a16ada80839931be700ee4421e8d0
Link:
https://www.unpac.me/results/0df36abf-b5f5-4bdc-a06a-a613d343a622/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6a8b8d64cdbd/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/6a8b8d64cdbdd6d21a4c56e47929c8dee133615149ef899342842fbbe910c2fa

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
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Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe 6a8b8d64cdbdd6d21a4c56e47929c8dee133615149ef899342842fbbe910c2fa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2395551/
  
Delivery method
Distributed via web download

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