MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec
SHA3-384 hash: 611f75d489b2cef58374ce29b11e7802bc9c2f705ff13cd8fe7c773650fff4c5a334e248c4942688dd67a0fdbf7e0845
SHA1 hash: 1a764f895713d2109383760f835944d09ed54f39
MD5 hash: 34ab41c9bbcf1f14d8527d9231bb361b
humanhash: seven-single-whiskey-cup
File name:Statement Of Account.pdf________________________________________________________________________.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'275'392 bytes
First seen:2023-11-11 10:04:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:b5eiQEk7dRd7LDM8afnV3v8duGHSVAnfCr:bRKhRd7LDMzV3v8gHr
Threatray 1'661 similar samples on MalwareBazaar
TLSH T1EB45BE3869AC6627C175DFF18FD18467B2D0996B3051DDB9A8C323EA0722B52E5C063F
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)
File icon (PE):PE icon
dhash icon 0cecec64ee8e8280 (4 x AgentTesla)
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
359
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Statement Of Account.pdf________________________________________________________________________.exe
Verdict:
Malicious activity
Analysis date:
2023-11-11 10:06:02 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/0d8fe27b-ff40-44cd-aee8-6967a1aa181c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.6104.1163.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Reading critical registry keys
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/654f51d33b0c3d662608ca2f/reports/c2fda037-5993-49d7-b70d-1384fbae00a0/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6d3955c3-8506-427d-8b42-7abad3a5d7bd
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1341084
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1341084 Sample: Statement_Of_Account.pdf___... Startdate: 11/11/2023 Architecture: WINDOWS Score: 100 40 mail.caspianshipping.com 2->40 42 caspianshipping.com 2->42 44 2 other IPs or domains 2->44 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus detection for URL or domain 2->54 56 11 other signatures 2->56 8 Statement_Of_Account.pdf________________________________________________________________________.exe 7 2->8         started        12 zxTYhVutlurJu.exe 5 2->12         started        signatures3 process4 file5 36 C:\Users\user\AppData\...\zxTYhVutlurJu.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\tmpB39E.tmp, XML 8->38 dropped 58 Uses schtasks.exe or at.exe to add and modify task schedules 8->58 60 Writes to foreign memory regions 8->60 62 Allocates memory in foreign processes 8->62 70 2 other signatures 8->70 14 RegSvcs.exe 15 2 8->14         started        18 powershell.exe 23 8->18         started        20 powershell.exe 22 8->20         started        22 schtasks.exe 1 8->22         started        64 Antivirus detection for dropped file 12->64 66 Multi AV Scanner detection for dropped file 12->66 68 Machine Learning detection for dropped file 12->68 24 RegSvcs.exe 12->24         started        26 schtasks.exe 12->26         started        signatures6 process7 dnsIp8 46 api4.ipify.org 64.185.227.156, 443, 49734, 49736 WEBNXUS United States 14->46 48 caspianshipping.com 23.254.176.244, 49735, 49737, 587 HOSTWINDSUS United States 14->48 72 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->72 74 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->74 76 Tries to steal Mail credentials (via file / registry access) 14->76 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        32 conhost.exe 22->32         started        78 Tries to harvest and steal browser information (history, passwords, etc) 24->78 34 conhost.exe 26->34         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-10 16:38:24 UTC
File Type:
PE (.Net Exe)
Extracted files:
53
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rrayzkoazbjxdrmqg5mm6vj4lims5ppb4rfc4ggbuoi3bcsni3wa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Similar samples:
611736ddb98d5e8561be8977e92737e3833203a8a2e9428436b003d20bc09b01
AgentTesla
724b387b8762c245969c80ade0c3984d3ba47f5ca060308e12034f770195c45c
AgentTesla
8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec
AgentTesla
afa51f3ed1e632fb81a829606a5fb23f6e4197b70d4c27f23a8ca6ccbaa0ddd7
AgentTesla
c4340dfe60004f2e5274ac4877cab731b01f4b03f708007c6b54e0335fb02b65
AgentTesla
+ 1'651 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/231111-l4hdjadb5z/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/f6c8413d-2ec7-4b4d-a093-6dcff8cc524b/
SH256 hash:
8be7f628343921522a76d5b9ccbb56763c0e5596e67f18fc248cc144ba218d75
MD5 hash:
08f985cad8b2cbe42f2147c72cb0d58a
SHA1 hash:
a7ddd7a11f5cacbce53370c6f4198fe44c9d0e6b
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/f6c8413d-2ec7-4b4d-a093-6dcff8cc524b/
SH256 hash:
bfef9eac82e53e8d63bcb3b3022880eaf8f22cbbc6c69f3782b59c438f649f12
MD5 hash:
ddf81912128dd196140e9be656c3a212
SHA1 hash:
51221baf7115f7f2de03cd00b8b25cfde9241a35
Link:
https://www.unpac.me/results/f6c8413d-2ec7-4b4d-a093-6dcff8cc524b/
SH256 hash:
eab5826e82643bab217a92c82336cee92df5c56156e17dc4a38d382817ea8705
MD5 hash:
868e10e4a08a224daea2711c27203a34
SHA1 hash:
2d294fe3ecccd4b68c1314f202f930173ab80c98
Link:
https://www.unpac.me/results/f6c8413d-2ec7-4b4d-a093-6dcff8cc524b/
SH256 hash:
8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec
MD5 hash:
34ab41c9bbcf1f14d8527d9231bb361b
SHA1 hash:
1a764f895713d2109383760f835944d09ed54f39
Link:
https://www.unpac.me/results/f6c8413d-2ec7-4b4d-a093-6dcff8cc524b/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8c418ca9c0c8/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/8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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

File information

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

Malspam

AgentTesla

rar 8e71f00b676e19917d8a763ffb606fde51c864ded8ca7989bf5046a176ccc467

AgentTesla

Executable exe 8c418ca9c0c85371c5903758cf553c5a192ebde1e44a2e18c1a391b08a4d46ec

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 8e71f00b676e19917d8a763ffb606fde51c864ded8ca7989bf5046a176ccc467
  
Dropped by
MD5 7838f229ff549744a0fb495bca7ada73

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