Analysis
- max time kernel
148s - max time network
152s - platform
windows11-21h2_x64 - resource
win11-20251015-en - resource tags
arch:x64arch:x86image:win11-20251015-enlocale:en-usos:windows11-21h2-x64system - submitted
10/11/2025, 09:48
Behavioral task
behavioral1
Sample
61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe
Resource
win10v2004-20251016-en
9 signatures
150 seconds
General
- Target 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe
- Size 1.6MB
- Sample251110-lsv59avrdp
- SHA256 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0
- MD5 42b0a47c775eb6c442c3d5d9a2a8b090
- SHA1 d943c0ed9b035d62640b46b9a8f1ece319e79f31
- SHA512 ee298cf2e25c721447c3711cd85054e47cfe0f6e0c4340192aed1e0c5a8ddfd00ee0f833c795931dc4b393092d4f0a720b49c3f9f826ba9681b2aa814ffa26f0
- SSDEEP 24576:jS+JEfJhZ8j53sY1jCeqm6qv80MaooQajSMpHYWOkEfW5EQJZrUVvsgMYHQgdUUo:W+a5csqCeq08moPajSQY5HYryHACWbf
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
asyncrat
Version
-
LoaderPanel
Botnet
-
Default
C2
-
8fnuawbfuac.click:8888
-
8eh18dhq9wd.click:8888
-
8hdfiqowchq.click:8888
-
8nioqhxciwoqc.click:8888
-
8fhd2idhacas.click:8888
Mutex
-
kuuumhncic
Attributes
-
delay
1
-
install
false
-
install_folder
%AppData%
aes.plain
Signatures
- Asyncrat family
- Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DeleteApp.url 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe - Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 ip-api.com - Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 5232 set thread context of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 set thread context of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 set thread context of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 set thread context of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 - System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aspnet_compiler.exe - Suspicious use of AdjustPrivilegeToken 47 IoCs
description pid Process Token: SeDebugPrivilege 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe Token: SeIncreaseQuotaPrivilege 3892 wmic.exe Token: SeSecurityPrivilege 3892 wmic.exe Token: SeTakeOwnershipPrivilege 3892 wmic.exe Token: SeLoadDriverPrivilege 3892 wmic.exe Token: SeSystemProfilePrivilege 3892 wmic.exe Token: SeSystemtimePrivilege 3892 wmic.exe Token: SeProfSingleProcessPrivilege 3892 wmic.exe Token: SeIncBasePriorityPrivilege 3892 wmic.exe Token: SeCreatePagefilePrivilege 3892 wmic.exe Token: SeBackupPrivilege 3892 wmic.exe Token: SeRestorePrivilege 3892 wmic.exe Token: SeShutdownPrivilege 3892 wmic.exe Token: SeDebugPrivilege 3892 wmic.exe Token: SeSystemEnvironmentPrivilege 3892 wmic.exe Token: SeRemoteShutdownPrivilege 3892 wmic.exe Token: SeUndockPrivilege 3892 wmic.exe Token: SeManageVolumePrivilege 3892 wmic.exe Token: 33 3892 wmic.exe Token: 34 3892 wmic.exe Token: 35 3892 wmic.exe Token: 36 3892 wmic.exe Token: SeIncreaseQuotaPrivilege 3892 wmic.exe Token: SeSecurityPrivilege 3892 wmic.exe Token: SeTakeOwnershipPrivilege 3892 wmic.exe Token: SeLoadDriverPrivilege 3892 wmic.exe Token: SeSystemProfilePrivilege 3892 wmic.exe Token: SeSystemtimePrivilege 3892 wmic.exe Token: SeProfSingleProcessPrivilege 3892 wmic.exe Token: SeIncBasePriorityPrivilege 3892 wmic.exe Token: SeCreatePagefilePrivilege 3892 wmic.exe Token: SeBackupPrivilege 3892 wmic.exe Token: SeRestorePrivilege 3892 wmic.exe Token: SeShutdownPrivilege 3892 wmic.exe Token: SeDebugPrivilege 3892 wmic.exe Token: SeSystemEnvironmentPrivilege 3892 wmic.exe Token: SeRemoteShutdownPrivilege 3892 wmic.exe Token: SeUndockPrivilege 3892 wmic.exe Token: SeManageVolumePrivilege 3892 wmic.exe Token: 33 3892 wmic.exe Token: 34 3892 wmic.exe Token: 35 3892 wmic.exe Token: 36 3892 wmic.exe Token: SeDebugPrivilege 4672 aspnet_compiler.exe Token: SeDebugPrivilege 5228 aspnet_compiler.exe Token: SeDebugPrivilege 1048 aspnet_compiler.exe Token: SeDebugPrivilege 380 aspnet_compiler.exe - Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 5232 wrote to memory of 3892 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 79 PID 5232 wrote to memory of 3892 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 79 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 4672 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 81 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 5228 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 82 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 1048 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 83 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84 PID 5232 wrote to memory of 380 5232 61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe"C:\Users\Admin\AppData\Local\Temp\61db9f343f29b3e55dfcbce369adc446c09129c4b468619775bf81e0a92680f0.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5232 -
C:\Windows\System32\Wbem\wmic.exe"wmic" computersystem get domain2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3892
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4672
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5228
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1048
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:380
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\aspnet_compiler.exe.log
- Size 1KB
- SHA256 f56953a16bbfbcd3d4f529597a3ca7996de0b884d6020b91308911f086d65952
- MD5 78a78cb9a04a28b6dbd1b748286a88ae
- SHA1 c9888c5ae3d82a53fabb12214a6db6c0dab8fd94
- SHA512 c596c43ed61e3409a7d3fa27bdf02fe80ecff0a213f6ebbf60f6bf32cf040846184d5251b9d1af5150895b3dd1ac73604e50a653a9c37a3e3842f1b3e7031cc2
- MD5 SHA1 SHA512