MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c1f525cc5b9c4b3813a01e008640ed40145cc00eb54e123d9b6f10c9425c655. 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


AgentTesla


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3c1f525cc5b9c4b3813a01e008640ed40145cc00eb54e123d9b6f10c9425c655
SHA3-384 hash: 5c325b25972511efe803e942a217ad043e759c58a483b103080fe8bebf8df0df6a55371393f49e4effb8fbdf68625755
SHA1 hash: b6f2d0922964770208ebc48ce73e0af70155bfd6
MD5 hash: 8aebf532841e8a4f465f6199ca536d52
humanhash: chicken-vermont-william-pizza
File name:INQUIRY_.EXE
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'569'792 bytes
First seen:2021-07-15 07:45:17 UTC
Last seen:2021-07-15 08:39:46 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:UEG2vCM80L7DMtre9xtAsYwxH9i2U6GH:FGC8AQ8Gt0FG
Threatray 6'843 similar samples on MalwareBazaar
TLSH T1BA75913EAA682A2BB77FD16446430015F4BC91EB36315CD786C72988794D9027EEF36C
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
138
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
INQUIRY_.EXE
Verdict:
Malicious activity
Analysis date:
2021-07-15 07:46:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/7a8b7fe3-8890-4340-8db0-7d262dbc3299

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/171886/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.25313.8756.UNOFFICIAL
Create hunting rule

Result
Verdict:
UNKNOWN
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/36279366-e418-45f1-9a88-a4e3d7dbbf65
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/816720
Signature
.NET source code contains very large array initializations
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Moves itself to temp directory
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 449131 Sample: INQUIRY_.EXE Startdate: 15/07/2021 Architecture: WINDOWS Score: 100 29 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->29 31 Found malware configuration 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 5 other signatures 2->35 7 INQUIRY_.EXE 7 2->7         started        process3 file4 19 C:\Users\user\AppData\...\UuTggRpwSOn.exe, PE32 7->19 dropped 21 C:\Users\...\UuTggRpwSOn.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmpF34D.tmp, XML 7->23 dropped 25 C:\Users\user\AppData\...\INQUIRY_.EXE.log, ASCII 7->25 dropped 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->37 39 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->39 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 Injects a PE file into a foreign processes 7->43 11 INQUIRY_.EXE 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 mail.efm.de 195.190.148.227, 49728, 587 EFM-ASDE Germany 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Moves itself to temp directory 11->47 49 Tries to steal Mail credentials (via file access) 11->49 51 2 other signatures 11->51 17 conhost.exe 15->17         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3c1f525cc5b9c4b3813a01e008640ed40145cc00eb54e123d9b6f10c9425c655/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-15 07:46:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
73
AV detection:
10 of 46 (21.74%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hqpvexgfxhclhaj2ahqaqzao2qaultaa5nkoci6zw3yqzfbfyzkq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0dea09c30d8e850fab893b3f17f9bad6898c7e77bb690ecfe523681ca0f07e95
AgentTesla
149ebb356a2e08ec3894093087e9cd746eab8ac26577beb15a0275c8e0c13493
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6c774012ef6641580ad729f00e565e5ab5a13e7eeca97b510f2e2e9e101b9375
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71e6c949b0e259018b39ad513305c9197afe74c9d68119db8e6e545c74ceedcb
AgentTesla
790b008421852f555794a5e59c91f894993dcac641104ca06087bda8c1b5ea50
AgentTesla
9662d1e4c72efe73a1f203ebead6069990342a4da6314737e3a02b08e2d68075
AgentTesla
a3aa3605c436f4ef38f404007ce0305562def1f6e77f244232671b10914894f0
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d375f6f780b9623c85714c9fadae46359a8e308bdeaee7e2161a86c0a89c7d06
AgentTesla
da33725694fafe69b0a72478a9741ae2eac9d294966f160204a93e27f711b514
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f3e6dcfd4b79c28078de10a6e14385b58a69b73b79986cef7000e88501b7d3ae
AgentTesla
+ 6'833 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210715-p9spgghl1a/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
387750875aee05eb8230c82679b8da468b59b677af4aa9955205cdf5b297b720
MD5 hash:
b7b1abe4c9c40da7a0c8331d9957b0ee
SHA1 hash:
bd41eaed9e402d89f74a101b164d734b7d277cdb
Link:
https://www.unpac.me/results/8515e341-b2ce-4276-a97c-397ce6f8c8a3/
SH256 hash:
97073f48d4a609da2a767ac8f7068b6fc8886ab3ffdbc6d8002a995266976d0d
MD5 hash:
a0ecf147ab7d81cac96270e663e08577
SHA1 hash:
bbf8a6f044b82969d917d00cbcd63807ba1a5028
Link:
https://www.unpac.me/results/8515e341-b2ce-4276-a97c-397ce6f8c8a3/
SH256 hash:
204c2b8b058b389542f6d3bf7bb6d863f13b148cbf7ffe98118d8efa6acbf111
MD5 hash:
d5ba30d98d9d2eba8109b48c75c4e47a
SHA1 hash:
76e892d3844018c17189f0698aebea791ed26c8d
Link:
https://www.unpac.me/results/8515e341-b2ce-4276-a97c-397ce6f8c8a3/
SH256 hash:
2ab584822e7e03c2caebb58686909e93b4a21ea684657ffffab53800735e0300
MD5 hash:
5169bdb0a825f67020e2168cbac0d3a5
SHA1 hash:
1788a81f96fe10b58343b7bb9e8d523c4c9ebc84
Link:
https://www.unpac.me/results/8515e341-b2ce-4276-a97c-397ce6f8c8a3/
SH256 hash:
3c1f525cc5b9c4b3813a01e008640ed40145cc00eb54e123d9b6f10c9425c655
MD5 hash:
8aebf532841e8a4f465f6199ca536d52
SHA1 hash:
b6f2d0922964770208ebc48ce73e0af70155bfd6
Link:
https://www.unpac.me/results/8515e341-b2ce-4276-a97c-397ce6f8c8a3/
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/3c1f525cc5b9c4b3813a01e008640ed40145cc00eb54e123d9b6f10c9425c655

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

AgentTesla

img 7388cef5b0abc1df44c9e68abb65eb009eb925a6c3dca540446b689d021bf6b0

AgentTesla

Executable exe 3c1f525cc5b9c4b3813a01e008640ed40145cc00eb54e123d9b6f10c9425c655

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 7388cef5b0abc1df44c9e68abb65eb009eb925a6c3dca540446b689d021bf6b0
Cape
Cape
https://www.capesandbox.com/analysis/171886/

Comments