Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 10:32
Behavioral task
behavioral1
Sample
093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe
Resource
win11ltsc2024-20260709-en
General
- Target 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe
- Size 45KB
- Sample260804-mlb98shf22
- SHA256 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856
- MD5 4d6feee3be056138d4d1e1facfee5ea8
- SHA1 985ee257cdc5e40f6289128a679d7672f8907ed3
- SHA512 bf25fb94c938fc9cf60f9691cc40e25daea460190a031665a04555e2234e3a4012f7cd1fa97236522b68456846fe9058fec11bd92d887a885ce52acb40729382
- SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9m6R8aI3OPIOzjbqgn3i71bjrHya09JBDZ8x:0u1YJTHcw2Z+FO3O3b9nS71bnHyR9Xd+
- TLSH T1CC232B003BE8822BF1BE4F7899F26245857AF6673603D64A1CC441DB5613FC6DA42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
qmh.buzz:80
-
qmh.buzz:22
-
qmh.buzz:8080
-
qmh.buzz:8880
-
qmh.buzz:2052
-
qmh.buzz:2082
-
qmh.buzz:2086
-
qmh.buzz:2095
-
qmh.buzz:443
-
qmh.buzz:2053
-
qmh.buzz:2083
-
qmh.buzz:2087
-
qmh.buzz:2096
-
qmh.buzz:8443
-
www.qmh.buzz:80
-
www.qmh.buzz:22
-
www.qmh.buzz:8080
-
www.qmh.buzz:8880
-
www.qmh.buzz:2052
-
www.qmh.buzz:2082
-
www.qmh.buzz:2086
-
www.qmh.buzz:2095
-
www.qmh.buzz:443
-
www.qmh.buzz:2053
-
www.qmh.buzz:2083
-
www.qmh.buzz:2087
-
www.qmh.buzz:2096
-
www.qmh.buzz:8443
-
malware.qmh.buzz:80
-
malware.qmh.buzz:22
-
malware.qmh.buzz:8080
-
malware.qmh.buzz:8880
-
malware.qmh.buzz:2052
-
malware.qmh.buzz:2082
-
malware.qmh.buzz:2086
-
malware.qmh.buzz:2095
-
malware.qmh.buzz:443
-
malware.qmh.buzz:2053
-
malware.qmh.buzz:2083
-
malware.qmh.buzz:2087
-
malware.qmh.buzz:2096
-
malware.qmh.buzz:8443
-
conficker.qmh.buzz:80
-
conficker.qmh.buzz:22
-
conficker.qmh.buzz:8080
-
conficker.qmh.buzz:8880
-
conficker.qmh.buzz:2052
-
conficker.qmh.buzz:2082
-
conficker.qmh.buzz:2086
-
conficker.qmh.buzz:2095
-
conficker.qmh.buzz:443
-
conficker.qmh.buzz:2053
-
conficker.qmh.buzz:2083
-
conficker.qmh.buzz:2087
-
conficker.qmh.buzz:2096
-
conficker.qmh.buzz:8443
-
emotet.qmh.buzz:80
-
emotet.qmh.buzz:22
-
emotet.qmh.buzz:8080
-
emotet.qmh.buzz:8880
-
emotet.qmh.buzz:2052
-
emotet.qmh.buzz:2082
-
emotet.qmh.buzz:2086
-
emotet.qmh.buzz:2095
-
emotet.qmh.buzz:443
-
emotet.qmh.buzz:2053
-
emotet.qmh.buzz:2083
-
emotet.qmh.buzz:2087
-
emotet.qmh.buzz:2096
-
emotet.qmh.buzz:8443
-
nanocore.qmh.buzz:80
-
nanocore.qmh.buzz:22
-
nanocore.qmh.buzz:8080
-
nanocore.qmh.buzz:8880
-
nanocore.qmh.buzz:2052
-
nanocore.qmh.buzz:2082
-
nanocore.qmh.buzz:2086
-
nanocore.qmh.buzz:2095
-
nanocore.qmh.buzz:443
-
nanocore.qmh.buzz:2053
-
nanocore.qmh.buzz:2083
-
nanocore.qmh.buzz:2087
-
nanocore.qmh.buzz:2096
-
nanocore.qmh.buzz:8443
-
nCn1DWkCdraL
-
delay
0
-
install
true
-
install_file
b449yj.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x0008000000024593-8.dat family_asyncrat behavioral1/memory/2340-10-0x0000000004D70000-0x0000000004D80000-memory.dmp family_asyncrat - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000\Control Panel\International\Geo\Nation 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe - Executes dropped EXE 2 IoCs
pid Process 2340 b449yj.exe 1928 b449yj.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 pid Process SSH destination 48 104.21.23.206:22 2340 b449yj.exe SSH destination 53 172.67.213.65:22 2340 b449yj.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 1168 cmd.exe 2396 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b449yj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b449yj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.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 timeout.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2700 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 4344 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe Token: SeDebugPrivilege 2340 b449yj.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4432 wrote to memory of 1168 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 85 PID 4432 wrote to memory of 2396 4432 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe 87 PID 2396 wrote to memory of 2700 2396 cmd.exe 89 PID 1168 wrote to memory of 4344 1168 cmd.exe 90 PID 2396 wrote to memory of 1928 2396 cmd.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe"C:\Users\Admin\AppData\Local\Temp\093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4432 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "b449yj" /tr '"C:\Users\Admin\AppData\Roaming\b449yj.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "b449yj" /tr '"C:\Users\Admin\AppData\Roaming\b449yj.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4344
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp18D2.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2700
-
-
C:\Users\Admin\AppData\Roaming\b449yj.exe"C:\Users\Admin\AppData\Roaming\b449yj.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1928
-
-
-
C:\Users\Admin\AppData\Roaming\b449yj.exe"C:\Users\Admin\AppData\Roaming\b449yj.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2340
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp18D2.tmp.bat
- Size 150B
- SHA256 58d859e96161396b7aad39601ca511ab5e941179c5c4cce877d2ba43616e0e22
- MD5 f71f194dec74f2c70dfb0a9fdc4d36b2
- SHA1 97c83c1a12e292c4ffb6d3b6c11cb5df29845926
- SHA512 941150bbf2d966f3d300929c291fabc3608845d712eef2b974346de087e3c40cb1265256143a87d85e70d0874c776f96a83414304b12106a010559bb1591f9a2
- TLSH T139C02B9395C7EA0F280E281307FBD48D917AAD193F44BB00D314840E139084DF4DA342
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\b449yj.exe
- Size 45KB
- SHA256 093198161e0690e88b94727e7c0b533bed435ebc8d61f650b59ea85a3623f856
- MD5 4d6feee3be056138d4d1e1facfee5ea8
- SHA1 985ee257cdc5e40f6289128a679d7672f8907ed3
- SHA512 bf25fb94c938fc9cf60f9691cc40e25daea460190a031665a04555e2234e3a4012f7cd1fa97236522b68456846fe9058fec11bd92d887a885ce52acb40729382
- SSDEEP 768:0u1YJTHwAUgQWUaT2Wmo2q9m6R8aI3OPIOzjbqgn3i71bjrHya09JBDZ8x:0u1YJTHcw2Z+FO3O3b9nS71bnHyR9Xd+
- TLSH T1CC232B003BE8822BF1BE4F7899F26245857AF6673603D64A1CC441DB5613FC6DA42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH