Analysis
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max time kernel
145s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
01-12-2023 09:17
Static task
static1
Behavioral task
behavioral1
Sample
PO121220230000.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
PO121220230000.exe
Resource
win10v2004-20231127-en
General
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Target
PO121220230000.exe
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Size
623KB
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MD5
2dff35f881e1b92e782ebe44560c0332
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SHA1
fdd04c9a862a8b7de260b9a51fabda987fa8dbbc
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SHA256
803e4cc9b03cad379aa66910d00aebd1e8962098f94c60e3247f059d18f97369
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SHA512
9bcaea9fdf40caaac383649c3b65811b62521d65049223eca9a1f26c4c6e46666f1c4f10ab6c5726552cd38e9b7ae8a37e71ab980ff9d02148dbdfbca5774dd9
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SSDEEP
12288:eJodHzPZhVJOm7/RNBZsCRU3EryD8g1O9AOV98RObR6OdO6D4/bLR24NWse71z:LznVJOo/1Gso8g1O9A4984bR6R6D4JNI
Malware Config
Extracted
Protocol: smtp- Host:
webs20.futuresouls.com - Port:
587 - Username:
[email protected] - Password:
{dH9Kfx_zsj;
Extracted
agenttesla
Protocol: smtp- Host:
webs20.futuresouls.com - Port:
587 - Username:
[email protected] - Password:
{dH9Kfx_zsj; - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
PO121220230000.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1067295379-1486014338-1703171060-1000\Control Panel\International\Geo\Nation PO121220230000.exe -
Drops startup file 1 IoCs
Processes:
PO121220230000.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Anutbeqhmag.vbs PO121220230000.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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 44 api.ipify.org 43 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PO121220230000.exedescription pid process target process PID 1444 set thread context of 1456 1444 PO121220230000.exe PO121220230000.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
Processes:
ipconfig.exeipconfig.exepid process 1988 ipconfig.exe 4748 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
PO121220230000.exepid process 1456 PO121220230000.exe 1456 PO121220230000.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
PO121220230000.exePO121220230000.exedescription pid process Token: SeDebugPrivilege 1444 PO121220230000.exe Token: SeDebugPrivilege 1456 PO121220230000.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
PO121220230000.exepid process 1456 PO121220230000.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
PO121220230000.execmd.execmd.exedescription pid process target process PID 1444 wrote to memory of 3632 1444 PO121220230000.exe cmd.exe PID 1444 wrote to memory of 3632 1444 PO121220230000.exe cmd.exe PID 1444 wrote to memory of 3632 1444 PO121220230000.exe cmd.exe PID 3632 wrote to memory of 1988 3632 cmd.exe ipconfig.exe PID 3632 wrote to memory of 1988 3632 cmd.exe ipconfig.exe PID 3632 wrote to memory of 1988 3632 cmd.exe ipconfig.exe PID 1444 wrote to memory of 440 1444 PO121220230000.exe cmd.exe PID 1444 wrote to memory of 440 1444 PO121220230000.exe cmd.exe PID 1444 wrote to memory of 440 1444 PO121220230000.exe cmd.exe PID 440 wrote to memory of 4748 440 cmd.exe ipconfig.exe PID 440 wrote to memory of 4748 440 cmd.exe ipconfig.exe PID 440 wrote to memory of 4748 440 cmd.exe ipconfig.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe PID 1444 wrote to memory of 1456 1444 PO121220230000.exe PO121220230000.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PO121220230000.exe"C:\Users\Admin\AppData\Local\Temp\PO121220230000.exe"1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1444 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /release2⤵
- Suspicious use of WriteProcessMemory
PID:3632 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /release3⤵
- Gathers network information
PID:1988 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /renew2⤵
- Suspicious use of WriteProcessMemory
PID:440 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /renew3⤵
- Gathers network information
PID:4748 -
C:\Users\Admin\AppData\Local\Temp\PO121220230000.exeC:\Users\Admin\AppData\Local\Temp\PO121220230000.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1456
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD5f7047b64aa01f9d80c7a5e177ce2485c
SHA1bab6005f4a30f12ee36b9abf6bfdfaa5411bbff8
SHA256807356d2424d2d04f51ebd56f926d4d5a8318bc947c76569a3b5ca2c2f279915
SHA512a9af5ace72eb66a6156a5d8764031cdc46feefffabb6898651f91a5af7f3bcef645e63e8d01ed35f1105e824d6830f6fa97e70adda2d5b148ffaff5f54ca248f