Analysis
- max time kernel
148s - 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
03/08/2026, 07:47
Behavioral task
behavioral1
Sample
b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe
Resource
win11ltsc2024-20260709-en
General
- Target b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe
- Size 45KB
- Sample260803-jmqbpsek3t
- SHA256 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12
- MD5 ab854f4a6fe3394531e2dcd35dc45618
- SHA1 9f951f0469443724d15fa235939a859eedf85713
- SHA512 510415e8913676ae3de4c65d607959a09f33703ac87b50ccf2a9e03d8159a0af05a07d0e29f41cd8f6e2ba2993188634eb3376e450d1c25e628cde1a2d85c35d
- SSDEEP 768:QulLJTEs+EgWUKJTGmo2q9u/rLzlJAOPIc6zjbZgXuitkua1mKBRKlBDZTx:QulLJTE9X2BPp23c63b2XXeua1mKX8dN
- TLSH T106231B003BE8823BF2BE4F7898F26145867AF6633603D58E1CC4519B5613FC69A536ED
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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bulon69.com:80
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bulon69.com:22
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bulon69.com:8080
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bulon69.com:8880
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bulon69.com:2052
-
bulon69.com:2082
-
bulon69.com:2086
-
bulon69.com:2095
-
bulon69.com:443
-
bulon69.com:2053
-
bulon69.com:2083
-
bulon69.com:2087
-
bulon69.com:2096
-
bulon69.com:8443
-
www.bulon69.com:80
-
www.bulon69.com:22
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www.bulon69.com:8080
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www.bulon69.com:8880
-
www.bulon69.com:2052
-
www.bulon69.com:2082
-
www.bulon69.com:2086
-
www.bulon69.com:2095
-
www.bulon69.com:443
-
www.bulon69.com:2053
-
www.bulon69.com:2083
-
www.bulon69.com:2087
-
www.bulon69.com:2096
-
www.bulon69.com:8443
-
ryuk.bulon69.com:80
-
ryuk.bulon69.com:22
-
ryuk.bulon69.com:8080
-
ryuk.bulon69.com:8880
-
ryuk.bulon69.com:2052
-
ryuk.bulon69.com:2082
-
ryuk.bulon69.com:2086
-
ryuk.bulon69.com:2095
-
ryuk.bulon69.com:443
-
ryuk.bulon69.com:2053
-
ryuk.bulon69.com:2083
-
ryuk.bulon69.com:2087
-
ryuk.bulon69.com:2096
-
ryuk.bulon69.com:8443
-
rat.bulon69.com:80
-
rat.bulon69.com:22
-
rat.bulon69.com:8080
-
rat.bulon69.com:8880
-
rat.bulon69.com:2052
-
rat.bulon69.com:2082
-
rat.bulon69.com:2086
-
rat.bulon69.com:2095
-
rat.bulon69.com:443
-
rat.bulon69.com:2053
-
rat.bulon69.com:2083
-
rat.bulon69.com:2087
-
rat.bulon69.com:2096
-
rat.bulon69.com:8443
-
OKXxBKzUaTn9
-
delay
0
-
install
true
-
install_file
tdehko.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x001b00000001c511-10.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 4084 tdehko.exe 4924 tdehko.exe - Outbound SSH connection to public host 2 TTPs 2 IoCs
SSH is used for remote access. This may indicate SSH host discovery, encrypted C2 traffic, or data exfiltration.
description flow ioc SSH destination 14 103.109.100.136:22 SSH destination 21 103.109.100.136:22 - 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 1136 cmd.exe 5936 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tdehko.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tdehko.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2864 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 1232 schtasks.exe - Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3600 wrote to memory of 1136 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 89 PID 3600 wrote to memory of 5936 3600 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe 91 PID 1136 wrote to memory of 1232 1136 cmd.exe 93 PID 5936 wrote to memory of 2864 5936 cmd.exe 94 PID 5936 wrote to memory of 4924 5936 cmd.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe"C:\Users\Admin\AppData\Local\Temp\b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3600 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "tdehko" /tr '"C:\Users\Admin\AppData\Roaming\tdehko.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1136 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "tdehko" /tr '"C:\Users\Admin\AppData\Roaming\tdehko.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1232
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8CD5.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5936 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2864
-
-
C:\Users\Admin\AppData\Roaming\tdehko.exe"C:\Users\Admin\AppData\Roaming\tdehko.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4924
-
-
-
C:\Users\Admin\AppData\Roaming\tdehko.exe"C:\Users\Admin\AppData\Roaming\tdehko.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4084
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp8CD5.tmp.bat
- Size 150B
- SHA256 8fc87f351018ed8f229269d618abf94b5656ea5bbf73dcee9ad39e499b6229a8
- MD5 a59b60acae4eb652a71e29c3bd5d9558
- SHA1 04307144a06687ade5d5bf811be9395460df7235
- SHA512 075996a16d00365ff07f2b370774e2888e53b39773f8cc8dd530fdd1737200c4645d5c1261359857b74349d380d5b9a78e70928baadc620c0f10d03a3dc5b093
- TLSH T192C02B8361C5EA4E691A743707FBE48CD2727C2A3F84FB00D384480D5280488F4ED342
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\tdehko.exe
- Size 45KB
- SHA256 b2312614e03053657c58fb190000bb19e61be74a84f3db24356b8084ed50ac12
- MD5 ab854f4a6fe3394531e2dcd35dc45618
- SHA1 9f951f0469443724d15fa235939a859eedf85713
- SHA512 510415e8913676ae3de4c65d607959a09f33703ac87b50ccf2a9e03d8159a0af05a07d0e29f41cd8f6e2ba2993188634eb3376e450d1c25e628cde1a2d85c35d
- SSDEEP 768:QulLJTEs+EgWUKJTGmo2q9u/rLzlJAOPIc6zjbZgXuitkua1mKBRKlBDZTx:QulLJTE9X2BPp23c63b2XXeua1mKX8dN
- TLSH T106231B003BE8823BF2BE4F7898F26145867AF6633603D58E1CC4519B5613FC69A536ED
- MD5 SHA1 SHA512 SSDEEP TLSH