Analysis
- max time kernel
149s - max time network
153s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
01/06/2026, 17:29
Behavioral task
behavioral1
Sample
8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe
Resource
win11-20260513-en
General
- Target 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe
- Size 45KB
- Sample260601-v225labw5v
- SHA256 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52
- MD5 0627daba815eaed822785dbf3885623c
- SHA1 c0ba838d80e5e007dd1bedc41952cb9c5911cabc
- SHA512 64554e343259716c9b3ee89bf74cb42356fc996a5758134e3f203aa419609b3ff8e7303010174dfcef14e5a1f3a08228fc8c78be5cc184eb46fd52cf9c6522ff
- SSDEEP 768:xubGdT5UohzWUf8dBmo2qVvQ0u3+/vPPjZPI3zjbIgP3ikSqD6j7E+gQ6FBDZzx:xubGdT5Pk2Ai32/jW33bfPSvTE+gQgdt
- TLSH T100231A003BE9812BF2BE4F78A8F26245867AF6672603D54D1CC451DB5713FC68A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
javden.net:443
-
javden.net:80
-
www.javden.net:443
-
www.javden.net:80
-
blaster.javden.net:443
-
blaster.javden.net:80
-
cryptolocker.javden.net:443
-
cryptolocker.javden.net:80
-
lokibot.javden.net:443
-
lokibot.javden.net:80
-
trickbot.javden.net:443
-
trickbot.javden.net:80
-
pDAXpDjEs0xJ
-
delay
0
-
install
true
-
install_file
kjnm.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x001d00000002b5cc-8.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 4248 kjnm.exe 2656 kjnm.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 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.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 kjnm.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language kjnm.exe - Delays execution with timeout.exe 1 IoCs
pid Process 5900 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 3232 schtasks.exe - Suspicious behavior: EnumeratesProcesses 17 IoCs
pid Process 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe Token: SeDebugPrivilege 4248 kjnm.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2460 wrote to memory of 2956 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 79 PID 2460 wrote to memory of 4332 2460 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe 81 PID 2956 wrote to memory of 3232 2956 cmd.exe 83 PID 4332 wrote to memory of 5900 4332 cmd.exe 84 PID 4332 wrote to memory of 2656 4332 cmd.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe"C:\Users\Admin\AppData\Local\Temp\8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "kjnm" /tr '"C:\Users\Admin\AppData\Roaming\kjnm.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2956 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "kjnm" /tr '"C:\Users\Admin\AppData\Roaming\kjnm.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3232
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4A62.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:5900
-
-
C:\Users\Admin\AppData\Roaming\kjnm.exe"C:\Users\Admin\AppData\Roaming\kjnm.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2656
-
-
-
C:\Users\Admin\AppData\Roaming\kjnm.exe"C:\Users\Admin\AppData\Roaming\kjnm.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4248
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp4A62.tmp.bat
- Size 148B
- SHA256 d6e721524840d17acadcf232ea7e9be4f384cd3883cab1f84ff3ad2bedfd9ac1
- MD5 8d14c63506465a6e3e41feda8db66a02
- SHA1 ee16cf8d172b169a43a152dfc7ae9152f0d90e4b
- SHA512 b78483a978a613199ac5541afbd8e45719888215dc7a4c7389760ccffb8ab08a2e681de06ef0dfd58a2a9ce535a3b296e77780109cfa3f8c626b8cc9ab0d1620
- TLSH T142C02B93D5C6EE5E7815345306FBE48CA17A6C193F44BB00C788404D5280448F0D9385
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\kjnm.exe
- Size 45KB
- SHA256 8e933b1049416bc42e747cacd40643370e0fe46f920e2e47513cb61159251d52
- MD5 0627daba815eaed822785dbf3885623c
- SHA1 c0ba838d80e5e007dd1bedc41952cb9c5911cabc
- SHA512 64554e343259716c9b3ee89bf74cb42356fc996a5758134e3f203aa419609b3ff8e7303010174dfcef14e5a1f3a08228fc8c78be5cc184eb46fd52cf9c6522ff
- SSDEEP 768:xubGdT5UohzWUf8dBmo2qVvQ0u3+/vPPjZPI3zjbIgP3ikSqD6j7E+gQ6FBDZzx:xubGdT5Pk2Ai32/jW33bfPSvTE+gQgdt
- TLSH T100231A003BE9812BF2BE4F78A8F26245867AF6672603D54D1CC451DB5713FC68A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH