Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/07/2026, 13:31
Behavioral task
behavioral1
Sample
90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe
Resource
win11ltsc2024-20260706-en
General
- Target 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe
- Size 45KB
- Sample260707-qshblsf14k
- SHA256 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc
- MD5 70b67ff9b54ae7d16dd3128020c1a44a
- SHA1 7de53be92c73538fdba811332a5b7255e2240b45
- SHA512 800922ab7547ef8cc05cbdff5a4379284014f8299d6fc699c502201e3606ce04f8dc8ab151c0a86d06cb0e96f14ffb01235e89d5b8a16cd7aecc567adb348965
- SSDEEP 768:Iu5KkpTsU6Q8WU+xjamo2q1C/qpG3jHuPIgzjbvgX6iw84Fyyg+E+4i+20BDZLx:Iu5KkpTsx/2/IM3g3bYXDKF/XJCdLx
- TLSH T1DF232A0037E9862BF2BE4F7899F26105867AF5636603D6892CC451DB5723FC28A426FD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
vlxxzz.net:80
-
vlxxzz.net:22
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vlxxzz.net:8080
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vlxxzz.net:8880
-
vlxxzz.net:2052
-
vlxxzz.net:2082
-
vlxxzz.net:2086
-
vlxxzz.net:2095
-
vlxxzz.net:443
-
vlxxzz.net:2053
-
vlxxzz.net:2083
-
vlxxzz.net:2087
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vlxxzz.net:2096
-
vlxxzz.net:8443
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www.vlxxzz.net:80
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www.vlxxzz.net:22
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www.vlxxzz.net:8080
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www.vlxxzz.net:8880
-
www.vlxxzz.net:2052
-
www.vlxxzz.net:2082
-
www.vlxxzz.net:2086
-
www.vlxxzz.net:2095
-
www.vlxxzz.net:443
-
www.vlxxzz.net:2053
-
www.vlxxzz.net:2083
-
www.vlxxzz.net:2087
-
www.vlxxzz.net:2096
-
www.vlxxzz.net:8443
-
sasser.vlxxzz.net:80
-
sasser.vlxxzz.net:22
-
sasser.vlxxzz.net:8080
-
sasser.vlxxzz.net:8880
-
sasser.vlxxzz.net:2052
-
sasser.vlxxzz.net:2082
-
sasser.vlxxzz.net:2086
-
sasser.vlxxzz.net:2095
-
sasser.vlxxzz.net:443
-
sasser.vlxxzz.net:2053
-
sasser.vlxxzz.net:2083
-
sasser.vlxxzz.net:2087
-
sasser.vlxxzz.net:2096
-
sasser.vlxxzz.net:8443
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cl0p.vlxxzz.net:80
-
cl0p.vlxxzz.net:22
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cl0p.vlxxzz.net:8080
-
cl0p.vlxxzz.net:8880
-
cl0p.vlxxzz.net:2052
-
cl0p.vlxxzz.net:2082
-
cl0p.vlxxzz.net:2086
-
cl0p.vlxxzz.net:2095
-
cl0p.vlxxzz.net:443
-
cl0p.vlxxzz.net:2053
-
cl0p.vlxxzz.net:2083
-
cl0p.vlxxzz.net:2087
-
cl0p.vlxxzz.net:2096
-
cl0p.vlxxzz.net:8443
-
ln2NW8JdSYvh
-
delay
0
-
install
true
-
install_file
u21p8hdq.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x0004000000016b50-10.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 3404 u21p8hdq.exe 3948 u21p8hdq.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 u21p8hdq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 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 u21p8hdq.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1896 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 5900 schtasks.exe - Suspicious behavior: EnumeratesProcesses 29 IoCs
pid Process 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe Token: SeDebugPrivilege 3404 u21p8hdq.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3504 wrote to memory of 3152 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 88 PID 3504 wrote to memory of 4768 3504 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe 89 PID 3152 wrote to memory of 5900 3152 cmd.exe 92 PID 4768 wrote to memory of 1896 4768 cmd.exe 93 PID 4768 wrote to memory of 3948 4768 cmd.exe 96
Processes
-
C:\Users\Admin\AppData\Local\Temp\90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe"C:\Users\Admin\AppData\Local\Temp\90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3504 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "u21p8hdq" /tr '"C:\Users\Admin\AppData\Roaming\u21p8hdq.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "u21p8hdq" /tr '"C:\Users\Admin\AppData\Roaming\u21p8hdq.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5900
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp6D47.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4768 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1896
-
-
C:\Users\Admin\AppData\Roaming\u21p8hdq.exe"C:\Users\Admin\AppData\Roaming\u21p8hdq.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3948
-
-
-
C:\Users\Admin\AppData\Roaming\u21p8hdq.exe"C:\Users\Admin\AppData\Roaming\u21p8hdq.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3404
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp6D47.tmp.bat
- Size 152B
- SHA256 c17979680951083e45af4d682a41da4844c757bcc2f495251be5d66bf6245618
- MD5 b5f429b0ac3f2c8d6fa9460603bac223
- SHA1 6cbd70fa3d4e3033d4565b3b4783ee3e3e548491
- SHA512 f95009c4677d9ce59efc185316ec134326eb5fd23f9b9fefe940fd77799c573ceda18d44718e9a305efa3e5b1ea2836b890d843af25fa567dc3b0a334f32476d
- TLSH T159C08C8261C5EA0E6805242713FAE58DA1B26C593E48BB10CB44441A22C0458E099281
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\u21p8hdq.exe
- Size 45KB
- SHA256 90285995e22cec59de7a87fc32e373c2b1a68ffa37f13b06f2f759f3a0657dcc
- MD5 70b67ff9b54ae7d16dd3128020c1a44a
- SHA1 7de53be92c73538fdba811332a5b7255e2240b45
- SHA512 800922ab7547ef8cc05cbdff5a4379284014f8299d6fc699c502201e3606ce04f8dc8ab151c0a86d06cb0e96f14ffb01235e89d5b8a16cd7aecc567adb348965
- SSDEEP 768:Iu5KkpTsU6Q8WU+xjamo2q1C/qpG3jHuPIgzjbvgX6iw84Fyyg+E+4i+20BDZLx:Iu5KkpTsx/2/IM3g3bYXDKF/XJCdLx
- TLSH T1DF232A0037E9862BF2BE4F7899F26105867AF5636603D6892CC451DB5723FC28A426FD
- MD5 SHA1 SHA512 SSDEEP TLSH