Analysis
- max time kernel
149s - max time network
149s - 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, 14:40
Behavioral task
behavioral1
Sample
f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe
Resource
win11ltsc2024-20260709-en
General
- Target f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe
- Size 45KB
- Sample260804-r2c9pasgmf
- SHA256 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca
- MD5 41480b6524bc1918b69cefe755404e1b
- SHA1 1cd932c75f46ec415646074dc123a2b139fa02e8
- SHA512 afce336bf36b5464b0180eb656aefce86bdd8595e815718e84987d2138005896260df9d8c5d0f495f436caa32557157e8533be86ddb887564ccc8460561b7172
- SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNi9YSkqXzNOPISzjb1ge3iOc1kfXsrYy6SQBDZ0x:5uSy6pTpoo2PaVq3S3bSeSON8ky6Xd0x
- TLSH T199232A003BE9822BF2BF5F789CF26105867EB6633603D6491CC451D75623BC69A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
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0.5.8
-
Default
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sextin.org:80
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sextin.org:22
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sextin.org:8080
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sextin.org:8880
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sextin.org:2052
-
sextin.org:2082
-
sextin.org:2086
-
sextin.org:2095
-
sextin.org:443
-
sextin.org:2053
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sextin.org:2083
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sextin.org:2087
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sextin.org:2096
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sextin.org:8443
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www.sextin.org:80
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www.sextin.org:22
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www.sextin.org:8080
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www.sextin.org:8880
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www.sextin.org:2052
-
www.sextin.org:2082
-
www.sextin.org:2086
-
www.sextin.org:2095
-
www.sextin.org:443
-
www.sextin.org:2053
-
www.sextin.org:2083
-
www.sextin.org:2087
-
www.sextin.org:2096
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www.sextin.org:8443
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nanocore.sextin.org:80
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nanocore.sextin.org:22
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nanocore.sextin.org:8080
-
nanocore.sextin.org:8880
-
nanocore.sextin.org:2052
-
nanocore.sextin.org:2082
-
nanocore.sextin.org:2086
-
nanocore.sextin.org:2095
-
nanocore.sextin.org:443
-
nanocore.sextin.org:2053
-
nanocore.sextin.org:2083
-
nanocore.sextin.org:2087
-
nanocore.sextin.org:2096
-
nanocore.sextin.org:8443
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azorult.sextin.org:80
-
azorult.sextin.org:22
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azorult.sextin.org:8080
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azorult.sextin.org:8880
-
azorult.sextin.org:2052
-
azorult.sextin.org:2082
-
azorult.sextin.org:2086
-
azorult.sextin.org:2095
-
azorult.sextin.org:443
-
azorult.sextin.org:2053
-
azorult.sextin.org:2083
-
azorult.sextin.org:2087
-
azorult.sextin.org:2096
-
azorult.sextin.org:8443
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lbLTIxhv9OOh
-
delay
0
-
install
true
-
install_file
fgr74uj.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x000300000001e699-8.dat 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-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe - Executes dropped EXE 2 IoCs
pid Process 3224 fgr74uj.exe 4276 fgr74uj.exe - Outbound SSH connection to public host 2 TTPs 4 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 10 104.21.12.195:22 3224 fgr74uj.exe SSH destination 15 172.67.195.161:22 3224 fgr74uj.exe SSH destination 52 104.21.12.195:22 3224 fgr74uj.exe SSH destination 53 172.67.195.161:22 3224 fgr74uj.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 4016 cmd.exe 3740 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 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.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 fgr74uj.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fgr74uj.exe - Delays execution with timeout.exe 1 IoCs
pid Process 3688 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 3788 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe Token: SeDebugPrivilege 3224 fgr74uj.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4732 wrote to memory of 4016 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 85 PID 4732 wrote to memory of 3740 4732 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe 87 PID 4016 wrote to memory of 3788 4016 cmd.exe 89 PID 3740 wrote to memory of 3688 3740 cmd.exe 90 PID 3740 wrote to memory of 4276 3740 cmd.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe"C:\Users\Admin\AppData\Local\Temp\f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4732 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "fgr74uj" /tr '"C:\Users\Admin\AppData\Roaming\fgr74uj.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4016 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "fgr74uj" /tr '"C:\Users\Admin\AppData\Roaming\fgr74uj.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3788
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4FF0.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3740 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3688
-
-
C:\Users\Admin\AppData\Roaming\fgr74uj.exe"C:\Users\Admin\AppData\Roaming\fgr74uj.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4276
-
-
-
C:\Users\Admin\AppData\Roaming\fgr74uj.exe"C:\Users\Admin\AppData\Roaming\fgr74uj.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3224
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\tmp4FF0.tmp.bat
- Size 151B
- SHA256 8ad2c5d39a071c4a37d29a3c6fe504376dc27ef51c8aa1afc6aafef27293b088
- MD5 84ea9e4958ed99026d5bf9fde40f7c7c
- SHA1 fb99174dc6993c7c7886a5c01cb68aefbb0d376b
- SHA512 480bf90b06ffd07d0791e110ae2c5d9bcc8df3529c5556d5261ecbcba95f8b0499eaf438ce27f706113ff44714732c9b4224e463496094fa055308fcacaad819
- TLSH T1C0C02B4351C5EE0F69096CA302FBD4CD91726C1A3F44BB00D788818D13C04D8F0D9346
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\fgr74uj.exe
- Size 45KB
- SHA256 f7de9403db1feaefc96543467fce2832d7dfdbe31c51bdba821c64d7012debca
- MD5 41480b6524bc1918b69cefe755404e1b
- SHA1 1cd932c75f46ec415646074dc123a2b139fa02e8
- SHA512 afce336bf36b5464b0180eb656aefce86bdd8595e815718e84987d2138005896260df9d8c5d0f495f436caa32557157e8533be86ddb887564ccc8460561b7172
- SSDEEP 768:5uSy6pTpwrSWWUE3/WImo2qNi9YSkqXzNOPISzjb1ge3iOc1kfXsrYy6SQBDZ0x:5uSy6pTpoo2PaVq3S3bSeSON8ky6Xd0x
- TLSH T199232A003BE9822BF2BF5F789CF26105867EB6633603D6491CC451D75623BC69A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH