MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73c91b6ad1cece3321cd7c416139af463d37396f537b9ff9c29fe7b5bc925b5c. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73c91b6ad1cece3321cd7c416139af463d37396f537b9ff9c29fe7b5bc925b5c
SHA3-384 hash: 9f1a4965b2c1c7288fde05839c30ac12049c65cc6d07f24606e66623b5cf7b39bd2f155cdefbe36494391778280c4b01
SHA1 hash: a5e27a3d137a8801e5656ccfbe831385c62cd913
MD5 hash: 6c013f465e946fd9044021e3f0dbd0e5
humanhash: cold-hydrogen-batman-chicken
File name:New Order15522.png.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:854'016 bytes
First seen:2022-08-18 12:38:09 UTC
Last seen:2022-09-01 23:37:56 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 12288:vTEgV11R/5Pg+/Sjgbhau1XgZISGPI0E0bImtOtt7Pk37HJPWZ4kGwTKqPU+M5P4:bPgjaEiXgGSGNEyImtOtRc37dWZ4k7F
Threatray 18'429 similar samples on MalwareBazaar
TLSH T11805CF49F640F0EEC817C976E9541DF099A0AC67C70BD203A0A33EAD757F1968E258B7
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 3d1dc058c47161dc (1 x AgentTesla)
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
335
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
New Order15522.png.exe
Verdict:
Malicious activity
Analysis date:
2022-08-18 12:39:53 UTC
Tags:
trojan rat agenttesla opendir stealer
Link:
https://app.any.run/tasks/433a070e-641e-406e-84d3-40a0fffa5ece

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/299588/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.12627.30770.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62fe3325402449a17cf0d206/reports/a0d7568d-c2ad-4d55-b08a-159bf349cc13/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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e8a48ae4-ce79-47e9-8f4e-08e032f023da
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1053792
Signature
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Injects files into Windows application
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Moves itself to temp directory
Multi AV Scanner detection for dropped file
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
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 686309 Sample: New Order15522.png.exe Startdate: 18/08/2022 Architecture: WINDOWS Score: 100 34 Snort IDS alert for network traffic 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus detection for URL or domain 2->38 40 14 other signatures 2->40 7 excel.exe 3 2->7         started        10 New Order15522.png.exe 4 2->10         started        13 excel.exe 2 2->13         started        process3 file4 42 Antivirus detection for dropped file 7->42 44 Multi AV Scanner detection for dropped file 7->44 46 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->46 54 2 other signatures 7->54 15 excel.exe 7->15         started        30 C:\Users\user\...30ew Order15522.png.exe.log, ASCII 10->30 dropped 48 Adds a directory exclusion to Windows Defender 10->48 50 Injects a PE file into a foreign processes 10->50 18 New Order15522.png.exe 17 5 10->18         started        22 powershell.exe 25 10->22         started        52 Injects files into Windows application 13->52 signatures5 process6 dnsIp7 56 Tries to harvest and steal ftp login credentials 15->56 58 Tries to harvest and steal browser information (history, passwords, etc) 15->58 60 Installs a global keyboard hook 15->60 62 Injects files into Windows application 15->62 32 141.98.6.75, 49716, 49727, 80 CMCSUS Germany 18->32 26 C:\Users\user\AppData\Local\...\excel.exe, PE32 18->26 dropped 28 C:\Users\user\...\excel.exe:Zone.Identifier, ASCII 18->28 dropped 64 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->64 66 Moves itself to temp directory 18->66 68 Tries to steal Mail credentials (via file / registry access) 18->68 70 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->70 24 conhost.exe 22->24         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/73c91b6ad1cece3321cd7c416139af463d37396f537b9ff9c29fe7b5bc925b5c/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-17 16:27:37 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=operw2wrz3hdgionprawconpiy6toolpkn5z76oct7t3lpeslnoa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0a3ae864a4b8ca57f5b6be075f41f65ffcf390064a6874da1c6ae9de531a9dda
AgentTesla
16672f1c0e48353306afe5dfdf6ec167ad3c786647404201b58847330893f7a5
AgentTesla
4a0b8480c27d470f6fcbe57f5b9b68cc3a42ccadd40265aec37397a78c8b97fb
AgentTesla
84060d575593512de344ac0472675bf0e450f51fe8e10930bebce297a9f5a615
AgentTesla
84714a2f0b6759fbf4a1dca732a46f8ae77b0ed74c42aafa577d8a2ef368caf5
AgentTesla
86ac5e76477ae63bde7a380c5b6bb305aa634aa5fa12a56caaaec3c3759c048b
AgentTesla
b2dad9ea05313b10796e22bd9a0031e3e2ff7bc4bbe06ee4dbf24a269205fe70
AgentTesla
bcf5f75521602e15f36a4b9fad1d6504c28c519d91646f3bd7019f27e40b5704
AgentTesla
f2eb3eb9f2fe7f52fdbc9b180814e5ed66ddb66c8d1b4b80cdae1e367f0e151d
AgentTesla
+ 18'419 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220818-pvlw5sedhq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
http://141.98.6.75/500/inc/9bce52518beca5.php
Unpacked files
SH256 hash:
551ef0181260a5ab5728a618c2e86443753aaeb425e6c3b1346dfb0a661c73af
MD5 hash:
3c7205139e6aabd7de040b15021c24ed
SHA1 hash:
e4c66e4ca1bb3b5488d7c4ba7fddc8cac118955f
Link:
https://www.unpac.me/results/d3f45680-7d57-469c-ab09-a19d3cea471f/
SH256 hash:
0bfca4c3bf02765b57d5add3799a99c6e33db91200cbc211e59b0e0879212630
MD5 hash:
2b5b7642cfa8ea45539cba2222018dd9
SHA1 hash:
95b174f9db37f729005a46a9b26f0c785d3f3943
Link:
https://www.unpac.me/results/d3f45680-7d57-469c-ab09-a19d3cea471f/
SH256 hash:
cd3bb104a5a24a929a05fb85d6b20aa8fcbe2ca4e2b6df4724b7e19539347b9e
MD5 hash:
9d94d74d9d856cfd20062017e3ae2032
SHA1 hash:
3b0aa0a4780b17391055bb8810ee7536409e70ca
Link:
https://www.unpac.me/results/d3f45680-7d57-469c-ab09-a19d3cea471f/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/d3f45680-7d57-469c-ab09-a19d3cea471f/
SH256 hash:
beed1397d58dc06abfda74243f2f7c4eb48e8a1e25d143b935e010898f1f1672
MD5 hash:
649708d7f2fcdd5d0ea16128bfe46d7e
SHA1 hash:
042da0f0ae26e820843909ef01ea7612f9a610d0
Link:
https://www.unpac.me/results/d3f45680-7d57-469c-ab09-a19d3cea471f/
SH256 hash:
73c91b6ad1cece3321cd7c416139af463d37396f537b9ff9c29fe7b5bc925b5c
MD5 hash:
6c013f465e946fd9044021e3f0dbd0e5
SHA1 hash:
a5e27a3d137a8801e5656ccfbe831385c62cd913
Link:
https://www.unpac.me/results/d3f45680-7d57-469c-ab09-a19d3cea471f/
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/73c91b6ad1cece3321cd7c416139af463d37396f537b9ff9c29fe7b5bc925b5c

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

Executable exe 73c91b6ad1cece3321cd7c416139af463d37396f537b9ff9c29fe7b5bc925b5c

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/299588/

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