Analysis
-
max time kernel
134s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 01:52
Static task
static1
Behavioral task
behavioral1
Sample
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe
Resource
win7-20240221-en
General
-
Target
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe
-
Size
667KB
-
MD5
2cf895235f1a59a179941ba1010f803c
-
SHA1
a5aaf0d4dbd06cca54001311e81de4e0c593d8a3
-
SHA256
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c
-
SHA512
292f28aa8faf6fe89c7d5c3fecc9ffc8fe6954171bad62fdd93f2af89389f8720a69cc2ddf59b973f69688dc8000267c60d084ea5c344fb0eb6d40b43ecc0640
-
SSDEEP
12288:QdJeACZVyJgXKN/4ldBrJHelxaWca0nP+XFDDgffJfQLFWh7uxPNE32rM:QdJDl/YdBr9yxa1a02BDgffJfmWhc1+c
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.starmech.in - Port:
587 - Username:
[email protected] - Password:
gaging@2022 - Email To:
[email protected]
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 3248 powershell.exe 1904 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 28 api.ipify.org 27 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exedescription pid process target process PID 2488 set thread context of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exepowershell.exepowershell.exe662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exepid process 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 3248 powershell.exe 1904 powershell.exe 1904 powershell.exe 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 4580 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 4580 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 3248 powershell.exe 1904 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exepowershell.exepowershell.exe662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exedescription pid process Token: SeDebugPrivilege 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe Token: SeDebugPrivilege 3248 powershell.exe Token: SeDebugPrivilege 1904 powershell.exe Token: SeDebugPrivilege 4580 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exepid process 4580 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exedescription pid process target process PID 2488 wrote to memory of 3248 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 2488 wrote to memory of 3248 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 2488 wrote to memory of 3248 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 2488 wrote to memory of 1904 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 2488 wrote to memory of 1904 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 2488 wrote to memory of 1904 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe powershell.exe PID 2488 wrote to memory of 3384 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe schtasks.exe PID 2488 wrote to memory of 3384 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe schtasks.exe PID 2488 wrote to memory of 3384 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe schtasks.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe PID 2488 wrote to memory of 4580 2488 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe 662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2488 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3248 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tAAudzIAJWZy.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1904 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tAAudzIAJWZy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp980A.tmp"2⤵
- Creates scheduled task(s)
PID:3384 -
C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"C:\Users\Admin\AppData\Local\Temp\662fc0c1c151c2f950fb1d443d6b4ed9e2bf9e2d5e927f70f009527cb5524c7c.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4580
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wsorx43z.ota.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
C:\Users\Admin\AppData\Local\Temp\tmp980A.tmpFilesize
1KB
MD5b767d6a278390e596c92213dce402060
SHA17fe64558e35d19f8a87b1d94c2603fb1e72bb2d0
SHA2565e7dd717d9f1a9e86fd0ad6be24ac0cf1ac518b715e063245e305fdabda6fbfc
SHA5125a708593a0009b68778832d1dfbe6fb9fcf227c45d7fc86b40909659c7a2e635626eae9d5304471230a9e22a1c13d907c824aec1d789fd52cff02939dfd9cd63
-
memory/1904-86-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/1904-52-0x0000000071640000-0x000000007168C000-memory.dmpFilesize
304KB
-
memory/1904-23-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/1904-41-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/1904-51-0x00000000076C0000-0x00000000076F2000-memory.dmpFilesize
200KB
-
memory/1904-20-0x0000000005590000-0x00000000055B2000-memory.dmpFilesize
136KB
-
memory/1904-19-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/1904-75-0x0000000007870000-0x000000000788A000-memory.dmpFilesize
104KB
-
memory/1904-82-0x0000000007B90000-0x0000000007B98000-memory.dmpFilesize
32KB
-
memory/2488-5-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/2488-0-0x0000000074F7E000-0x0000000074F7F000-memory.dmpFilesize
4KB
-
memory/2488-10-0x00000000090A0000-0x000000000913C000-memory.dmpFilesize
624KB
-
memory/2488-9-0x0000000006A60000-0x0000000006AE2000-memory.dmpFilesize
520KB
-
memory/2488-8-0x00000000055F0000-0x0000000005600000-memory.dmpFilesize
64KB
-
memory/2488-7-0x0000000006A40000-0x0000000006A5A000-memory.dmpFilesize
104KB
-
memory/2488-6-0x00000000069A0000-0x0000000006A40000-memory.dmpFilesize
640KB
-
memory/2488-4-0x0000000005350000-0x000000000535A000-memory.dmpFilesize
40KB
-
memory/2488-3-0x0000000005370000-0x0000000005402000-memory.dmpFilesize
584KB
-
memory/2488-2-0x00000000059F0000-0x0000000005F94000-memory.dmpFilesize
5.6MB
-
memory/2488-1-0x00000000008B0000-0x000000000095C000-memory.dmpFilesize
688KB
-
memory/2488-48-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/3248-15-0x0000000002A90000-0x0000000002AC6000-memory.dmpFilesize
216KB
-
memory/3248-74-0x0000000007D20000-0x000000000839A000-memory.dmpFilesize
6.5MB
-
memory/3248-17-0x0000000005750000-0x0000000005D78000-memory.dmpFilesize
6.2MB
-
memory/3248-21-0x0000000005690000-0x00000000056F6000-memory.dmpFilesize
408KB
-
memory/3248-49-0x00000000063B0000-0x00000000063CE000-memory.dmpFilesize
120KB
-
memory/3248-50-0x0000000006910000-0x000000000695C000-memory.dmpFilesize
304KB
-
memory/3248-25-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/3248-73-0x00000000075E0000-0x0000000007683000-memory.dmpFilesize
652KB
-
memory/3248-72-0x0000000006980000-0x000000000699E000-memory.dmpFilesize
120KB
-
memory/3248-53-0x0000000071640000-0x000000007168C000-memory.dmpFilesize
304KB
-
memory/3248-22-0x0000000005D80000-0x0000000005DE6000-memory.dmpFilesize
408KB
-
memory/3248-26-0x0000000005DF0000-0x0000000006144000-memory.dmpFilesize
3.3MB
-
memory/3248-18-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/3248-76-0x0000000007750000-0x000000000775A000-memory.dmpFilesize
40KB
-
memory/3248-77-0x0000000007950000-0x00000000079E6000-memory.dmpFilesize
600KB
-
memory/3248-78-0x00000000078D0000-0x00000000078E1000-memory.dmpFilesize
68KB
-
memory/3248-80-0x0000000007910000-0x0000000007924000-memory.dmpFilesize
80KB
-
memory/3248-81-0x0000000007A10000-0x0000000007A2A000-memory.dmpFilesize
104KB
-
memory/3248-79-0x0000000007900000-0x000000000790E000-memory.dmpFilesize
56KB
-
memory/3248-16-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/3248-85-0x0000000074F70000-0x0000000075720000-memory.dmpFilesize
7.7MB
-
memory/4580-46-0x0000000000400000-0x0000000000440000-memory.dmpFilesize
256KB
-
memory/4580-87-0x0000000006D00000-0x0000000006D50000-memory.dmpFilesize
320KB