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, 18:44
Behavioral task
behavioral1
Sample
724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe
Resource
win11ltsc2024-20260709-en
General
- Target 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe
- Size 45KB
- Sample260804-xdjdpafc74
- SHA256 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0
- MD5 141b0c8ef60338494f6aa83e1d42f4b6
- SHA1 72ef39b8f5c7c8f01831a623e48fcd2e69fc402c
- SHA512 c9ce0c46c9be3f6af53882bdff0d76e74683ce3fa12f6d370a280aa8c72a28e98c7edf691a045aeb08b263f109aa7fb8ebf028f281e17be8926f90dac8a5e9d2
- SSDEEP 768:EufspTfzcR6uWUcb+wmo2q9L9Yq3q3hOPI2zjbYgX3i7q1N2tsKbU1oBDZsx:EufspTf2g2GaCq323bPXSW1N2BLdsx
- TLSH T176232B003BE8C12BF2BE5BB89DF26145867AF2632603D64D1CC451DB5613FC69A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
zorvec.top:80
-
zorvec.top:22
-
zorvec.top:8080
-
zorvec.top:8880
-
zorvec.top:2052
-
zorvec.top:2082
-
zorvec.top:2086
-
zorvec.top:2095
-
zorvec.top:443
-
zorvec.top:2053
-
zorvec.top:2083
-
zorvec.top:2087
-
zorvec.top:2096
-
zorvec.top:8443
-
www.zorvec.top:80
-
www.zorvec.top:22
-
www.zorvec.top:8080
-
www.zorvec.top:8880
-
www.zorvec.top:2052
-
www.zorvec.top:2082
-
www.zorvec.top:2086
-
www.zorvec.top:2095
-
www.zorvec.top:443
-
www.zorvec.top:2053
-
www.zorvec.top:2083
-
www.zorvec.top:2087
-
www.zorvec.top:2096
-
www.zorvec.top:8443
-
clop.zorvec.top:80
-
clop.zorvec.top:22
-
clop.zorvec.top:8080
-
clop.zorvec.top:8880
-
clop.zorvec.top:2052
-
clop.zorvec.top:2082
-
clop.zorvec.top:2086
-
clop.zorvec.top:2095
-
clop.zorvec.top:443
-
clop.zorvec.top:2053
-
clop.zorvec.top:2083
-
clop.zorvec.top:2087
-
clop.zorvec.top:2096
-
clop.zorvec.top:8443
-
melissa.zorvec.top:80
-
melissa.zorvec.top:22
-
melissa.zorvec.top:8080
-
melissa.zorvec.top:8880
-
melissa.zorvec.top:2052
-
melissa.zorvec.top:2082
-
melissa.zorvec.top:2086
-
melissa.zorvec.top:2095
-
melissa.zorvec.top:443
-
melissa.zorvec.top:2053
-
melissa.zorvec.top:2083
-
melissa.zorvec.top:2087
-
melissa.zorvec.top:2096
-
melissa.zorvec.top:8443
-
malware.zorvec.top:80
-
malware.zorvec.top:22
-
malware.zorvec.top:8080
-
malware.zorvec.top:8880
-
malware.zorvec.top:2052
-
malware.zorvec.top:2082
-
malware.zorvec.top:2086
-
malware.zorvec.top:2095
-
malware.zorvec.top:443
-
malware.zorvec.top:2053
-
malware.zorvec.top:2083
-
malware.zorvec.top:2087
-
malware.zorvec.top:2096
-
malware.zorvec.top:8443
-
invasive.zorvec.top:80
-
invasive.zorvec.top:22
-
invasive.zorvec.top:8080
-
invasive.zorvec.top:8880
-
invasive.zorvec.top:2052
-
invasive.zorvec.top:2082
-
invasive.zorvec.top:2086
-
invasive.zorvec.top:2095
-
invasive.zorvec.top:443
-
invasive.zorvec.top:2053
-
invasive.zorvec.top:2083
-
invasive.zorvec.top:2087
-
invasive.zorvec.top:2096
-
invasive.zorvec.top:8443
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OyrojeMmRbEM
-
delay
0
-
install
true
-
install_file
f5keo3g.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x0008000000024549-8.dat family_asyncrat behavioral1/memory/1476-13-0x0000000004950000-0x0000000004960000-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-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe - Executes dropped EXE 2 IoCs
pid Process 1476 f5keo3g.exe 2672 f5keo3g.exe - Outbound SSH connection to public host 2 TTPs 3 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 12 104.21.38.46:22 1476 f5keo3g.exe SSH destination 24 172.67.218.235:22 1476 f5keo3g.exe SSH destination 68 104.21.38.46:22 1476 f5keo3g.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 3764 cmd.exe 4016 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 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f5keo3g.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f5keo3g.exe - Delays execution with timeout.exe 1 IoCs
pid Process 3312 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 3952 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe Token: SeDebugPrivilege 1476 f5keo3g.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3444 wrote to memory of 3764 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 84 PID 3444 wrote to memory of 4016 3444 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe 86 PID 4016 wrote to memory of 3312 4016 cmd.exe 88 PID 3764 wrote to memory of 3952 3764 cmd.exe 89 PID 4016 wrote to memory of 2672 4016 cmd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe"C:\Users\Admin\AppData\Local\Temp\724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3444 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "f5keo3g" /tr '"C:\Users\Admin\AppData\Roaming\f5keo3g.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3764 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "f5keo3g" /tr '"C:\Users\Admin\AppData\Roaming\f5keo3g.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3952
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpED0.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4016 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3312
-
-
C:\Users\Admin\AppData\Roaming\f5keo3g.exe"C:\Users\Admin\AppData\Roaming\f5keo3g.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2672
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-
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C:\Users\Admin\AppData\Roaming\f5keo3g.exe"C:\Users\Admin\AppData\Roaming\f5keo3g.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1476
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\tmpED0.tmp.bat
- Size 150B
- SHA256 6a221e674cee8fb0f270947d2df3ff9b0170169aa147f497c359bab3e884c12b
- MD5 8f169b2041d6532b41cab15117265369
- SHA1 11dafb87c3201d635b92d2a587c312f9abb9600f
- SHA512 edbd0c22ebf2a292c2c35d2dad3994d50e2c11f42589cc177b05163ab8a8ac04482103478d52cdb792873d124a32d37639cc5dcf5273ae25ad886f3dc7a1b380
- TLSH T1EAC02B4391C6EA0E3806181312FAD8CDD1766C1E3F48FB00C704800D72C0848F8DA381
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\f5keo3g.exe
- Size 45KB
- SHA256 724cf0830a2ea55f710662659770e8a26bac3a75c3c23af999838415485798c0
- MD5 141b0c8ef60338494f6aa83e1d42f4b6
- SHA1 72ef39b8f5c7c8f01831a623e48fcd2e69fc402c
- SHA512 c9ce0c46c9be3f6af53882bdff0d76e74683ce3fa12f6d370a280aa8c72a28e98c7edf691a045aeb08b263f109aa7fb8ebf028f281e17be8926f90dac8a5e9d2
- SSDEEP 768:EufspTfzcR6uWUcb+wmo2q9L9Yq3q3hOPI2zjbYgX3i7q1N2tsKbU1oBDZsx:EufspTf2g2GaCq323bPXSW1N2BLdsx
- TLSH T176232B003BE8C12BF2BE5BB89DF26145867AF2632603D64D1CC451DB5613FC69A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH