Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 15:56
Behavioral task
behavioral1
Sample
6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe
Resource
win11ltsc2024-20260709-en
General
- Target 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe
- Size 45KB
- Sample260804-tdnfvs11aw
- SHA256 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0
- MD5 40bd78c042f869d4f61b86170250abb5
- SHA1 266524c095a699e8bca2d418a54cba0235b2df6f
- SHA512 4b711c41bfb5ca5c54f6c4fa2e6233a4f0074d2143cd02de51770bbdb9d115c9cdb82d63dcbf2bdc77a1bc376a7f523973926d549bf6f754b1d8419a2d478858
- SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFV3xY6AZOOPILzjbEg/3iSaP+R381ylLTABDZUx:cu7e5TH2A2kulO3L3bL/SSaWRM1ylXW0
- TLSH T1C9232A003BE98227F2BE4F789CF26145867AF5A33603D5491CC452DB5713BC69A42AFE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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sex18.me:80
-
sex18.me:22
-
sex18.me:8080
-
sex18.me:8880
-
sex18.me:2052
-
sex18.me:2082
-
sex18.me:2086
-
sex18.me:2095
-
sex18.me:443
-
sex18.me:2053
-
sex18.me:2083
-
sex18.me:2087
-
sex18.me:2096
-
sex18.me:8443
-
www.sex18.me:80
-
www.sex18.me:22
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www.sex18.me:8080
-
www.sex18.me:8880
-
www.sex18.me:2052
-
www.sex18.me:2082
-
www.sex18.me:2086
-
www.sex18.me:2095
-
www.sex18.me:443
-
www.sex18.me:2053
-
www.sex18.me:2083
-
www.sex18.me:2087
-
www.sex18.me:2096
-
www.sex18.me:8443
-
hack.sex18.me:80
-
hack.sex18.me:22
-
hack.sex18.me:8080
-
hack.sex18.me:8880
-
hack.sex18.me:2052
-
hack.sex18.me:2082
-
hack.sex18.me:2086
-
hack.sex18.me:2095
-
hack.sex18.me:443
-
hack.sex18.me:2053
-
hack.sex18.me:2083
-
hack.sex18.me:2087
-
hack.sex18.me:2096
-
hack.sex18.me:8443
-
connect.sex18.me:80
-
connect.sex18.me:22
-
connect.sex18.me:8080
-
connect.sex18.me:8880
-
connect.sex18.me:2052
-
connect.sex18.me:2082
-
connect.sex18.me:2086
-
connect.sex18.me:2095
-
connect.sex18.me:443
-
connect.sex18.me:2053
-
connect.sex18.me:2083
-
connect.sex18.me:2087
-
connect.sex18.me:2096
-
connect.sex18.me:8443
-
remcos.sex18.me:80
-
remcos.sex18.me:22
-
remcos.sex18.me:8080
-
remcos.sex18.me:8880
-
remcos.sex18.me:2052
-
remcos.sex18.me:2082
-
remcos.sex18.me:2086
-
remcos.sex18.me:2095
-
remcos.sex18.me:443
-
remcos.sex18.me:2053
-
remcos.sex18.me:2083
-
remcos.sex18.me:2087
-
remcos.sex18.me:2096
-
remcos.sex18.me:8443
-
gootloader.sex18.me:80
-
gootloader.sex18.me:22
-
gootloader.sex18.me:8080
-
gootloader.sex18.me:8880
-
gootloader.sex18.me:2052
-
gootloader.sex18.me:2082
-
gootloader.sex18.me:2086
-
gootloader.sex18.me:2095
-
gootloader.sex18.me:443
-
gootloader.sex18.me:2053
-
gootloader.sex18.me:2083
-
gootloader.sex18.me:2087
-
gootloader.sex18.me:2096
-
gootloader.sex18.me:8443
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IHmGXPzaEx6Q
-
delay
0
-
install
true
-
install_file
mw41k.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x000d00000001c625-10.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 2920 mw41k.exe 7052 mw41k.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5836 cmd.exe 4300 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 7 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mw41k.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mw41k.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1532 timeout.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2384 schtasks.exe - Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe Token: SeDebugPrivilege 2920 mw41k.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5168 wrote to memory of 5836 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 90 PID 5168 wrote to memory of 4300 5168 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe 92 PID 5836 wrote to memory of 2384 5836 cmd.exe 94 PID 4300 wrote to memory of 1532 4300 cmd.exe 95 PID 4300 wrote to memory of 7052 4300 cmd.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe"C:\Users\Admin\AppData\Local\Temp\6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5168 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "mw41k" /tr '"C:\Users\Admin\AppData\Roaming\mw41k.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5836 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "mw41k" /tr '"C:\Users\Admin\AppData\Roaming\mw41k.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2384
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8D71.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4300 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1532
-
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C:\Users\Admin\AppData\Roaming\mw41k.exe"C:\Users\Admin\AppData\Roaming\mw41k.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:7052
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-
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C:\Users\Admin\AppData\Roaming\mw41k.exe"C:\Users\Admin\AppData\Roaming\mw41k.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2920
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp8D71.tmp.bat
- Size 149B
- SHA256 0e6c0fe95dfc6218cfdfbaaef86b2733a5eb84891f38e583727cd4d7b3f24298
- MD5 a5fca8e1281d06c8f4c0703a964ee358
- SHA1 da52d0cd463df13a17fe63e9a68b69562ce437e0
- SHA512 041be340c8bdcb75e564fb950bf71fa3c2e0fef3ae1ec3ba6ff23eaa997a21abf4917f8936d7072d276c28aac201e439d6174178530dd2ebefaa5f878c349d56
- TLSH T155C08C4262C9EA8E2809546303BA948D927668193E80AB508384400A1380488F09A242
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\mw41k.exe
- Size 45KB
- SHA256 6951fae0fb7aaee04989b10d788029b2d9b077daf21736507ce29120e73c79b0
- MD5 40bd78c042f869d4f61b86170250abb5
- SHA1 266524c095a699e8bca2d418a54cba0235b2df6f
- SHA512 4b711c41bfb5ca5c54f6c4fa2e6233a4f0074d2143cd02de51770bbdb9d115c9cdb82d63dcbf2bdc77a1bc376a7f523973926d549bf6f754b1d8419a2d478858
- SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFV3xY6AZOOPILzjbEg/3iSaP+R381ylLTABDZUx:cu7e5TH2A2kulO3L3bL/SSaWRM1ylXW0
- TLSH T1C9232A003BE98227F2BE4F789CF26145867AF5A33603D5491CC452DB5713BC69A42AFE
- MD5 SHA1 SHA512 SSDEEP TLSH