Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
21/08/2026, 17:14
Behavioral task
behavioral1
Sample
ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe
Resource
win11ltsc2024-20260709-en
General
- Target ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe
- Size 45KB
- Sample260821-vr6p2athmf
- SHA256 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14
- MD5 458121ff0d1fd3ac239b5e11fdd0bfe1
- SHA1 ee0d58e05756b40e2b6527ea00c9bf69c3721ce2
- SHA512 57af07713b6723409adf2428e0aa4fc3c74a4d5dcb92bb5bb01269ff669b04489711a845e7944b8c6efc3eb434188a2c38ec48fde6365d002fad37c6e9489c5b
- SSDEEP 768:vuogpT78XvEsWUOsRzqmo2qrRBz5U4x7PIgAjbdgX3ixO8encIHovVLVBDZkx:vuogpT7I622j6gobKXSY8ecIHYndkx
- TLSH T1AC231A003BE88137F2BE4BB85CF26145867AB6636603D54D6CC452DB5623BC6CA426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
-
0.5.8
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Default
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ads.zorvec.name:80
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ads.zorvec.name:22
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ads.zorvec.name:8080
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ads.zorvec.name:8880
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ads.zorvec.name:2052
-
ads.zorvec.name:2082
-
ads.zorvec.name:2086
-
ads.zorvec.name:2095
-
ads.zorvec.name:443
-
ads.zorvec.name:2053
-
ads.zorvec.name:2083
-
ads.zorvec.name:2087
-
ads.zorvec.name:2096
-
ads.zorvec.name:8443
-
www.ads.zorvec.name:80
-
www.ads.zorvec.name:22
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www.ads.zorvec.name:8080
-
www.ads.zorvec.name:8880
-
www.ads.zorvec.name:2052
-
www.ads.zorvec.name:2082
-
www.ads.zorvec.name:2086
-
www.ads.zorvec.name:2095
-
www.ads.zorvec.name:443
-
www.ads.zorvec.name:2053
-
www.ads.zorvec.name:2083
-
www.ads.zorvec.name:2087
-
www.ads.zorvec.name:2096
-
www.ads.zorvec.name:8443
-
triton.ads.zorvec.name:80
-
triton.ads.zorvec.name:22
-
triton.ads.zorvec.name:8080
-
triton.ads.zorvec.name:8880
-
triton.ads.zorvec.name:2052
-
triton.ads.zorvec.name:2082
-
triton.ads.zorvec.name:2086
-
triton.ads.zorvec.name:2095
-
triton.ads.zorvec.name:443
-
triton.ads.zorvec.name:2053
-
triton.ads.zorvec.name:2083
-
triton.ads.zorvec.name:2087
-
triton.ads.zorvec.name:2096
-
triton.ads.zorvec.name:8443
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melissa.ads.zorvec.name:80
-
melissa.ads.zorvec.name:22
-
melissa.ads.zorvec.name:8080
-
melissa.ads.zorvec.name:8880
-
melissa.ads.zorvec.name:2052
-
melissa.ads.zorvec.name:2082
-
melissa.ads.zorvec.name:2086
-
melissa.ads.zorvec.name:2095
-
melissa.ads.zorvec.name:443
-
melissa.ads.zorvec.name:2053
-
melissa.ads.zorvec.name:2083
-
melissa.ads.zorvec.name:2087
-
melissa.ads.zorvec.name:2096
-
melissa.ads.zorvec.name:8443
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sasser.ads.zorvec.name:80
-
sasser.ads.zorvec.name:22
-
sasser.ads.zorvec.name:8080
-
sasser.ads.zorvec.name:8880
-
sasser.ads.zorvec.name:2052
-
sasser.ads.zorvec.name:2082
-
sasser.ads.zorvec.name:2086
-
sasser.ads.zorvec.name:2095
-
sasser.ads.zorvec.name:443
-
sasser.ads.zorvec.name:2053
-
sasser.ads.zorvec.name:2083
-
sasser.ads.zorvec.name:2087
-
sasser.ads.zorvec.name:2096
-
sasser.ads.zorvec.name:8443
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agenttesla.ads.zorvec.name:80
-
agenttesla.ads.zorvec.name:22
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agenttesla.ads.zorvec.name:8080
-
agenttesla.ads.zorvec.name:8880
-
agenttesla.ads.zorvec.name:2052
-
agenttesla.ads.zorvec.name:2082
-
agenttesla.ads.zorvec.name:2086
-
agenttesla.ads.zorvec.name:2095
-
agenttesla.ads.zorvec.name:443
-
agenttesla.ads.zorvec.name:2053
-
agenttesla.ads.zorvec.name:2083
-
agenttesla.ads.zorvec.name:2087
-
agenttesla.ads.zorvec.name:2096
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agenttesla.ads.zorvec.name:8443
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uRh9UEK1GUJh
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delay
0
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install
true
-
install_file
zy6coaid.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x00080000000245f8-8.dat family_asyncrat behavioral1/memory/3844-13-0x0000000004980000-0x0000000004990000-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-1-5-21-3053180483-1881419501-3594244048-1000\Control Panel\International\Geo\Nation ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe - Executes dropped EXE 2 IoCs
pid Process 3844 zy6coaid.exe 3792 zy6coaid.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 28 104.21.28.44:22 3844 zy6coaid.exe SSH destination 39 172.67.144.58:22 3844 zy6coaid.exe SSH destination 79 104.21.28.44:22 3844 zy6coaid.exe SSH destination 90 172.67.144.58:22 3844 zy6coaid.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 4172 cmd.exe 4232 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 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 zy6coaid.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language zy6coaid.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe - Delays execution with timeout.exe 1 IoCs
pid Process 6012 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 1204 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe Token: SeDebugPrivilege 3844 zy6coaid.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4968 wrote to memory of 4172 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 85 PID 4968 wrote to memory of 4232 4968 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe 87 PID 4232 wrote to memory of 6012 4232 cmd.exe 89 PID 4172 wrote to memory of 1204 4172 cmd.exe 90 PID 4232 wrote to memory of 3792 4232 cmd.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe"C:\Users\Admin\AppData\Local\Temp\ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "zy6coaid" /tr '"C:\Users\Admin\AppData\Roaming\zy6coaid.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4172 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "zy6coaid" /tr '"C:\Users\Admin\AppData\Roaming\zy6coaid.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1204
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-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpA090.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4232 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:6012
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C:\Users\Admin\AppData\Roaming\zy6coaid.exe"C:\Users\Admin\AppData\Roaming\zy6coaid.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3792
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-
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C:\Users\Admin\AppData\Roaming\zy6coaid.exe"C:\Users\Admin\AppData\Roaming\zy6coaid.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3844
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\tmpA090.tmp.bat
- Size 152B
- SHA256 c95cd54ad72755b6e9bb807889d9a50e33d81496bb070d7db742ca93565b2204
- MD5 628532e7b4ff7990d85c5434c7a12451
- SHA1 39f7e3f0c53146551dc6fcb062121c2a7c460147
- SHA512 18ee6b5a7254e6559754be16a43414e7b75c35cfa6aa1b00e4990d8aa94aedb734362302b3a46f460336b27d40c1113b5e99e1acd69b6d53f6d71a27ea61a330
- TLSH T1E7C02B8351C5FA0E2809182302FBD8CE91727C5E3F80FB00C304414D22C045CF5E9741
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\zy6coaid.exe
- Size 45KB
- SHA256 ef4e47b7d6cb9e3c5f74256baa75e5a04f1aec5b7644937258be5961752ddc14
- MD5 458121ff0d1fd3ac239b5e11fdd0bfe1
- SHA1 ee0d58e05756b40e2b6527ea00c9bf69c3721ce2
- SHA512 57af07713b6723409adf2428e0aa4fc3c74a4d5dcb92bb5bb01269ff669b04489711a845e7944b8c6efc3eb434188a2c38ec48fde6365d002fad37c6e9489c5b
- SSDEEP 768:vuogpT78XvEsWUOsRzqmo2qrRBz5U4x7PIgAjbdgX3ixO8encIHovVLVBDZkx:vuogpT7I622j6gobKXSY8ecIHYndkx
- TLSH T1AC231A003BE88137F2BE4BB85CF26145867AB6636603D54D6CC452DB5623BC6CA426FE
- MD5 SHA1 SHA512 SSDEEP TLSH