MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1551049e3dab551a25b32cd9fe5708215dedfc13d0fa9a84cf4de0ddf97eb61e. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
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SHA256 hash: 1551049e3dab551a25b32cd9fe5708215dedfc13d0fa9a84cf4de0ddf97eb61e
SHA3-384 hash: 5f5da4137dab615d4c1daca760c04cea7743c40d8ec60a95434e7bd7eb4da0d0112143502bc85878225c9ae4529933d1
SHA1 hash: bd23e283fd49defe3726d2e57fedb40d7f0515ac
MD5 hash: 3b5c82847d12e0082a6868f11f1c1f54
humanhash: april-twenty-johnny-mockingbird
File name:EEQYI.EXE
Download: download sample
Signature Formbook
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File size:74'752 bytes
First seen:2022-08-29 14:56:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 1536:9HT5TqpZKX+DKhN4fEeZGm/yg87hIMDCx7v5zKS2OVHxIhQ5Q6Bucc3:9HT5TqpZKX+DKhN4fEeZGm/yg87hIMDf
TLSH T1917364A1F245C8DAF86661B58C5FDD201152AAAED4B1460E30D77B3EA9F335310A7A0F
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 79e4e4ccccc4c4c0 (11 x Formbook, 9 x RedLineStealer, 3 x AgentTesla)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
432
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
EEQYI.EXE
Verdict:
Suspicious activity
Analysis date:
2022-08-29 14:57:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5ed70ff6-c59a-45f4-b14c-160d640e3d2e

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/302284/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630cd4173e9e50b1bae8cc48/reports/093423bf-ed88-480f-82f7-647a439746f0/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:
Unknown
Link:
https://analyze.intezer.com/analyses/bd999bca-4b17-4e3c-bf4d-2328222f418f
Result
Threat name:
AsyncRAT, FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1059965
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Creates an undocumented autostart registry key
Encrypted powershell cmdline option found
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
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
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 AsyncRAT
Yara detected FormBook
Yara detected Generic Downloader
Yara detected MSILDownloaderGeneric
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 692483 Sample: EEQYI.EXE.exe Startdate: 29/08/2022 Architecture: WINDOWS Score: 100 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for dropped file 2->40 42 Multi AV Scanner detection for submitted file 2->42 44 10 other signatures 2->44 7 EEQYI.EXE.exe 18 8 2->7         started        process3 dnsIp4 34 cdn.discordapp.com 162.159.133.233, 443, 49756 CLOUDFLARENETUS United States 7->34 28 C:\Users\user\AppData\Roaming\...\Chrome.exe, PE32 7->28 dropped 30 C:\Users\user\...\Chrome.exe:Zone.Identifier, ASCII 7->30 dropped 32 C:\Users\user\AppData\...EQYI.EXE.exe.log, ASCII 7->32 dropped 46 Creates an undocumented autostart registry key 7->46 48 Encrypted powershell cmdline option found 7->48 12 MSBuild.exe 7->12         started        15 MSBuild.exe 7->15         started        17 AcroRd32.exe 39 7->17         started        19 powershell.exe 18 7->19         started        file5 signatures6 process7 signatures8 50 Modifies the context of a thread in another process (thread injection) 12->50 52 Maps a DLL or memory area into another process 12->52 54 Queues an APC in another process (thread injection) 12->54 21 explorer.exe 12->21 injected 56 Tries to detect virtualization through RDTSC time measurements 15->56 23 RdrCEF.exe 60 17->23         started        26 conhost.exe 19->26         started        process9 dnsIp10 36 192.168.2.1 unknown unknown 23->36
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1551049e3dab551a25b32cd9fe5708215dedfc13d0fa9a84cf4de0ddf97eb61e/
Threat name:
ByteCode-MSIL.Downloader.Wagex
Create hunting rule
Status:
Malicious
First seen:
2022-08-25 01:00:58 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
22 of 40 (55.00%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cviqjhr5vnkrujntftm74vyiefo637at2d5jvbgpjxqn36l6wypa._file
Verdict:
malicious
Label(s):
formbook
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masslogger
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:im10 rat spyware stealer trojan
Link:
https://tria.ge/reports/220829-sbkrhsahen/
Behaviour
Checks processor information in registry
Modifies Internet Explorer settings
Modifies registry class
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Unpacked files
SH256 hash:
1551049e3dab551a25b32cd9fe5708215dedfc13d0fa9a84cf4de0ddf97eb61e
MD5 hash:
3b5c82847d12e0082a6868f11f1c1f54
SHA1 hash:
bd23e283fd49defe3726d2e57fedb40d7f0515ac
Link:
https://www.unpac.me/results/357054e3-4457-40df-8758-c8bb256fd6d4/
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/1551049e3dab551a25b32cd9fe5708215dedfc13d0fa9a84cf4de0ddf97eb61e

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:INDICATOR_SUSPICIOUS_EXE_DiscordURL
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Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research

File information

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

Malspam

Formbook

img 597a276afd2330017ecb8973aab0e12d241ef4f007da014591ef2ce33eccb42c

Formbook

Executable exe 1551049e3dab551a25b32cd9fe5708215dedfc13d0fa9a84cf4de0ddf97eb61e

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 597a276afd2330017ecb8973aab0e12d241ef4f007da014591ef2ce33eccb42c
Cape
Cape
https://www.capesandbox.com/analysis/302284/
  
Dropped by
MD5 2243e6a2239f21d36d6213139a2b6057

Comments