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, 10:55
Behavioral task
behavioral1
Sample
507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe
Resource
win11ltsc2024-20260709-en
General
- Target 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe
- Size 45KB
- Sample260804-mz7cjaybkh
- SHA256 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7
- MD5 34524c9c3dfb046add19f9707e3e550f
- SHA1 880dac806942122969553b8199499fa440f5a346
- SHA512 7f56e4beb528f8dde94c42f86bbb6f578c4e92b981ae3cd0ffdb39cd8401c245d609110f4efa404ec8ee34fe0066b75157353c82176ccda95e7f4379b3a84054
- SSDEEP 768:UulLJTEs+EgWUKJTGmo2q9kGFZQjB4PIFfzjbogX3ifz93T32FPBDZfx:UulLJTE9X2cqF9Ff3b/XSfz5k5dfx
- TLSH T12C231A003BE8812BF2BE4F7899F26145467AF6733603E54A1CC4519B5723FC69A42AFD
- 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
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sextin.org:2082
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sextin.org:2086
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sextin.org:2095
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sextin.org:443
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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
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www.sextin.org:2082
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www.sextin.org:2086
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www.sextin.org:2095
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www.sextin.org:443
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www.sextin.org:2053
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www.sextin.org:2083
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www.sextin.org:2087
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www.sextin.org:2096
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www.sextin.org:8443
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klez.sextin.org:80
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klez.sextin.org:22
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klez.sextin.org:8080
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klez.sextin.org:8880
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klez.sextin.org:2052
-
klez.sextin.org:2082
-
klez.sextin.org:2086
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klez.sextin.org:2095
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klez.sextin.org:443
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klez.sextin.org:2053
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klez.sextin.org:2083
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klez.sextin.org:2087
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klez.sextin.org:2096
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klez.sextin.org:8443
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mydoom.sextin.org:80
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mydoom.sextin.org:22
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mydoom.sextin.org:8080
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mydoom.sextin.org:8880
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mydoom.sextin.org:2052
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mydoom.sextin.org:2082
-
mydoom.sextin.org:2086
-
mydoom.sextin.org:2095
-
mydoom.sextin.org:443
-
mydoom.sextin.org:2053
-
mydoom.sextin.org:2083
-
mydoom.sextin.org:2087
-
mydoom.sextin.org:2096
-
mydoom.sextin.org:8443
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GFPTJYxhFnUa
-
delay
0
-
install
true
-
install_file
3erv6v.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000242f0-8.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-1-5-21-889581200-2041691093-2048517887-1000\Control Panel\International\Geo\Nation 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe - Executes dropped EXE 2 IoCs
pid Process 4792 3erv6v.exe 1132 3erv6v.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 55 172.67.195.161:22 4792 3erv6v.exe SSH destination 60 104.21.12.195:22 4792 3erv6v.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 3208 cmd.exe 4768 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 timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3erv6v.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3erv6v.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2552 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 816 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe Token: SeDebugPrivilege 4792 3erv6v.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4688 wrote to memory of 3208 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 86 PID 4688 wrote to memory of 4768 4688 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe 88 PID 4768 wrote to memory of 2552 4768 cmd.exe 90 PID 3208 wrote to memory of 816 3208 cmd.exe 91 PID 4768 wrote to memory of 1132 4768 cmd.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe"C:\Users\Admin\AppData\Local\Temp\507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "3erv6v" /tr '"C:\Users\Admin\AppData\Roaming\3erv6v.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3208 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "3erv6v" /tr '"C:\Users\Admin\AppData\Roaming\3erv6v.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:816
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-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB726.tmp.bat""2⤵
- Executes a command shell one-liner
- 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:2552
-
-
C:\Users\Admin\AppData\Roaming\3erv6v.exe"C:\Users\Admin\AppData\Roaming\3erv6v.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1132
-
-
-
C:\Users\Admin\AppData\Roaming\3erv6v.exe"C:\Users\Admin\AppData\Roaming\3erv6v.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4792
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\tmpB726.tmp.bat
- Size 150B
- SHA256 4063764a41a97731204ca0dfc62da99db7f01ef27b3c4f93f4827f8a63434146
- MD5 031ff271348dd56c8e1b8e847250b814
- SHA1 ef64d9f2acd90dbb32dcf0a1053cd2a01d2df440
- SHA512 5a015758ab0d118afc92e6d21dc179098517194ca73958a1cea997de254ccade6ea29e3eb7cabbccbcf58719cbbf70f7e17dd4baad75266f4f433f7d692215e9
- TLSH T15EC08C4352CAAA4E380A141312BAD59C91626D6A3E80EB0097044009228044CE1D9385
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\3erv6v.exe
- Size 45KB
- SHA256 507cc71d89e8cfcb988ec7fd013ba7485da898e97d04f73478458787931270f7
- MD5 34524c9c3dfb046add19f9707e3e550f
- SHA1 880dac806942122969553b8199499fa440f5a346
- SHA512 7f56e4beb528f8dde94c42f86bbb6f578c4e92b981ae3cd0ffdb39cd8401c245d609110f4efa404ec8ee34fe0066b75157353c82176ccda95e7f4379b3a84054
- SSDEEP 768:UulLJTEs+EgWUKJTGmo2q9kGFZQjB4PIFfzjbogX3ifz93T32FPBDZfx:UulLJTE9X2cqF9Ff3b/XSfz5k5dfx
- TLSH T12C231A003BE8812BF2BE4F7899F26145467AF6733603E54A1CC4519B5723FC69A42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH