Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
03/07/2026, 15:00
Behavioral task
behavioral1
Sample
571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe
Resource
win11ltsc2024-20260629-en
General
- Target 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe
- Size 45KB
- Sample260703-sdctpabv5t
- SHA256 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc
- MD5 32daad8d2ddea7ad663d53d9a0c7f2f0
- SHA1 f30af02fed9eafdc2ed3792011bfc15e3d2ad04a
- SHA512 7d68e13dfcbe47c44544731a1bccc1dd459018832fce855fb14aa10c5e139d5ddccb9c092802ab25609b0391f0716d6e3119cc265a08ceed9232e35caf461667
- SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFLmJ5G6ROPINzjbYgX3iKZ5AH83e4k/QD9Yx4BDZEx:MuLAZTnbg24mD33N3bPXSQA4k4RYx+dG
- TLSH T13B232A003BE8812BF2BE4F78A9F2514586BAF5637603D64E1CC452D75613BC6C642AFE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
chickengeeks.com:80
-
chickengeeks.com:22
-
chickengeeks.com:8080
-
chickengeeks.com:8880
-
chickengeeks.com:2052
-
chickengeeks.com:2082
-
chickengeeks.com:2086
-
chickengeeks.com:2095
-
chickengeeks.com:443
-
chickengeeks.com:2053
-
chickengeeks.com:2083
-
chickengeeks.com:2087
-
chickengeeks.com:2096
-
chickengeeks.com:8443
-
www.chickengeeks.com:80
-
www.chickengeeks.com:22
-
www.chickengeeks.com:8080
-
www.chickengeeks.com:8880
-
www.chickengeeks.com:2052
-
www.chickengeeks.com:2082
-
www.chickengeeks.com:2086
-
www.chickengeeks.com:2095
-
www.chickengeeks.com:443
-
www.chickengeeks.com:2053
-
www.chickengeeks.com:2083
-
www.chickengeeks.com:2087
-
www.chickengeeks.com:2096
-
www.chickengeeks.com:8443
-
ursnif.chickengeeks.com:80
-
ursnif.chickengeeks.com:22
-
ursnif.chickengeeks.com:8080
-
ursnif.chickengeeks.com:8880
-
ursnif.chickengeeks.com:2052
-
ursnif.chickengeeks.com:2082
-
ursnif.chickengeeks.com:2086
-
ursnif.chickengeeks.com:2095
-
ursnif.chickengeeks.com:443
-
ursnif.chickengeeks.com:2053
-
ursnif.chickengeeks.com:2083
-
ursnif.chickengeeks.com:2087
-
ursnif.chickengeeks.com:2096
-
ursnif.chickengeeks.com:8443
-
remote.chickengeeks.com:80
-
remote.chickengeeks.com:22
-
remote.chickengeeks.com:8080
-
remote.chickengeeks.com:8880
-
remote.chickengeeks.com:2052
-
remote.chickengeeks.com:2082
-
remote.chickengeeks.com:2086
-
remote.chickengeeks.com:2095
-
remote.chickengeeks.com:443
-
remote.chickengeeks.com:2053
-
remote.chickengeeks.com:2083
-
remote.chickengeeks.com:2087
-
remote.chickengeeks.com:2096
-
remote.chickengeeks.com:8443
-
wannacry.chickengeeks.com:80
-
wannacry.chickengeeks.com:22
-
wannacry.chickengeeks.com:8080
-
wannacry.chickengeeks.com:8880
-
wannacry.chickengeeks.com:2052
-
wannacry.chickengeeks.com:2082
-
wannacry.chickengeeks.com:2086
-
wannacry.chickengeeks.com:2095
-
wannacry.chickengeeks.com:443
-
wannacry.chickengeeks.com:2053
-
wannacry.chickengeeks.com:2083
-
wannacry.chickengeeks.com:2087
-
wannacry.chickengeeks.com:2096
-
wannacry.chickengeeks.com:8443
-
lsi57rGAr9Ba
-
delay
0
-
install
true
-
install_file
o5zte.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x000a000000023fd3-8.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 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe - Executes dropped EXE 2 IoCs
pid Process 4220 o5zte.exe 1692 o5zte.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 o5zte.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language o5zte.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe - Delays execution with timeout.exe 1 IoCs
pid Process 3048 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 1424 schtasks.exe - Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe Token: SeDebugPrivilege 4220 o5zte.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4704 wrote to memory of 3480 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 86 PID 4704 wrote to memory of 2356 4704 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe 88 PID 2356 wrote to memory of 3048 2356 cmd.exe 90 PID 3480 wrote to memory of 1424 3480 cmd.exe 91 PID 2356 wrote to memory of 1692 2356 cmd.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe"C:\Users\Admin\AppData\Local\Temp\571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4704 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "o5zte" /tr '"C:\Users\Admin\AppData\Roaming\o5zte.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3480 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "o5zte" /tr '"C:\Users\Admin\AppData\Roaming\o5zte.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1424
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3FC3.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3048
-
-
C:\Users\Admin\AppData\Roaming\o5zte.exe"C:\Users\Admin\AppData\Roaming\o5zte.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1692
-
-
-
C:\Users\Admin\AppData\Roaming\o5zte.exe"C:\Users\Admin\AppData\Roaming\o5zte.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4220
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp3FC3.tmp.bat
- Size 149B
- SHA256 881b89c9d920cfd29391f2e15b6b04c72fd632eafb077847e2e227bcdc08c2ae
- MD5 88d12f2daf54c9233b18382513caaa46
- SHA1 cd511b196caeb7bd92674a82efedab02048f22f4
- SHA512 8eed49f34703af9ebdeaeac5ad314eb28ae86174d2abb3a3fc2b99219c741002cf39995d49b9eacbc030ebfaa54b905e383277a4b3057e82ee9c1de2c08cec62
- TLSH T182C02B4295CAEA1E2C05241312FAD4DD91F26C593F40BF00D704400D22808B9F0D9342
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\o5zte.exe
- Size 45KB
- SHA256 571cf75c377fe5e4014dad49874d7b38b4545e534db1ec9f96a6422a8dee90dc
- MD5 32daad8d2ddea7ad663d53d9a0c7f2f0
- SHA1 f30af02fed9eafdc2ed3792011bfc15e3d2ad04a
- SHA512 7d68e13dfcbe47c44544731a1bccc1dd459018832fce855fb14aa10c5e139d5ddccb9c092802ab25609b0391f0716d6e3119cc265a08ceed9232e35caf461667
- SSDEEP 768:MuLAZTnAkuSWUYzG8mo2qFLmJ5G6ROPINzjbYgX3iKZ5AH83e4k/QD9Yx4BDZEx:MuLAZTnbg24mD33N3bPXSQA4k4RYx+dG
- TLSH T13B232A003BE8812BF2BE4F78A9F2514586BAF5637603D64E1CC452D75613BC6C642AFE
- MD5 SHA1 SHA512 SSDEEP TLSH