Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/08/2026, 18:39
Behavioral task
behavioral1
Sample
97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe
Resource
win11ltsc2024-20260709-en
General
- Target 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe
- Size 45KB
- Sample260801-xawvlstdnb
- SHA256 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595
- MD5 c368d80b7a5b3743bedd26cc1726eac5
- SHA1 c8c69b2fab602b625244e433ec2a25a8a62efbef
- SHA512 b5cc5e73a00bb1d4be639acc18ad982313e60cc70e3b507425031d5f5adf414dc35a2d6eefcb8c8041638c36801cfe9fa2034522afdc205b2a3e798316d87273
- SSDEEP 768:UuKWgSJTwU6NkWUGnaSmo2qAjT2Qpm7PIKPjbWgX3ijTwzsHdJBDZcx:UuKWgSJTwRf2GeK7bJXSjKsBdcx
- TLSH T1EE232A003BE9823AF2BE4FB8ACF26145867AF5733603D5496CC4519B5623FC6C6426ED
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
sextinvl.blog:80
-
sextinvl.blog:22
-
sextinvl.blog:8080
-
sextinvl.blog:8880
-
sextinvl.blog:2052
-
sextinvl.blog:2082
-
sextinvl.blog:2086
-
sextinvl.blog:2095
-
sextinvl.blog:443
-
sextinvl.blog:2053
-
sextinvl.blog:2083
-
sextinvl.blog:2087
-
sextinvl.blog:2096
-
sextinvl.blog:8443
-
www.sextinvl.blog:80
-
www.sextinvl.blog:22
-
www.sextinvl.blog:8080
-
www.sextinvl.blog:8880
-
www.sextinvl.blog:2052
-
www.sextinvl.blog:2082
-
www.sextinvl.blog:2086
-
www.sextinvl.blog:2095
-
www.sextinvl.blog:443
-
www.sextinvl.blog:2053
-
www.sextinvl.blog:2083
-
www.sextinvl.blog:2087
-
www.sextinvl.blog:2096
-
www.sextinvl.blog:8443
-
invasive.sextinvl.blog:80
-
invasive.sextinvl.blog:22
-
invasive.sextinvl.blog:8080
-
invasive.sextinvl.blog:8880
-
invasive.sextinvl.blog:2052
-
invasive.sextinvl.blog:2082
-
invasive.sextinvl.blog:2086
-
invasive.sextinvl.blog:2095
-
invasive.sextinvl.blog:443
-
invasive.sextinvl.blog:2053
-
invasive.sextinvl.blog:2083
-
invasive.sextinvl.blog:2087
-
invasive.sextinvl.blog:2096
-
invasive.sextinvl.blog:8443
-
remote.sextinvl.blog:80
-
remote.sextinvl.blog:22
-
remote.sextinvl.blog:8080
-
remote.sextinvl.blog:8880
-
remote.sextinvl.blog:2052
-
remote.sextinvl.blog:2082
-
remote.sextinvl.blog:2086
-
remote.sextinvl.blog:2095
-
remote.sextinvl.blog:443
-
remote.sextinvl.blog:2053
-
remote.sextinvl.blog:2083
-
remote.sextinvl.blog:2087
-
remote.sextinvl.blog:2096
-
remote.sextinvl.blog:8443
-
clop.sextinvl.blog:80
-
clop.sextinvl.blog:22
-
clop.sextinvl.blog:8080
-
clop.sextinvl.blog:8880
-
clop.sextinvl.blog:2052
-
clop.sextinvl.blog:2082
-
clop.sextinvl.blog:2086
-
clop.sextinvl.blog:2095
-
clop.sextinvl.blog:443
-
clop.sextinvl.blog:2053
-
clop.sextinvl.blog:2083
-
clop.sextinvl.blog:2087
-
clop.sextinvl.blog:2096
-
clop.sextinvl.blog:8443
-
melissa.sextinvl.blog:80
-
melissa.sextinvl.blog:22
-
melissa.sextinvl.blog:8080
-
melissa.sextinvl.blog:8880
-
melissa.sextinvl.blog:2052
-
melissa.sextinvl.blog:2082
-
melissa.sextinvl.blog:2086
-
melissa.sextinvl.blog:2095
-
melissa.sextinvl.blog:443
-
melissa.sextinvl.blog:2053
-
melissa.sextinvl.blog:2083
-
melissa.sextinvl.blog:2087
-
melissa.sextinvl.blog:2096
-
melissa.sextinvl.blog:8443
-
pA1O6OCn6IpM
-
delay
0
-
install
true
-
install_file
puko5c38.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x000300000001e6de-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-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe - Executes dropped EXE 2 IoCs
pid Process 508 puko5c38.exe 2124 puko5c38.exe - Outbound SSH connection to public host 2 TTPs 5 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 51 172.67.169.65:22 508 puko5c38.exe SSH destination 61 104.21.27.116:22 508 puko5c38.exe SSH destination 63 172.67.169.65:22 508 puko5c38.exe SSH destination 68 104.21.27.116:22 508 puko5c38.exe SSH destination 39 104.21.27.116:22 508 puko5c38.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 1664 cmd.exe 2056 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 puko5c38.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language puko5c38.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1612 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 3228 schtasks.exe - Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe Token: SeDebugPrivilege 508 puko5c38.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1060 wrote to memory of 1664 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 85 PID 1060 wrote to memory of 2056 1060 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe 87 PID 2056 wrote to memory of 1612 2056 cmd.exe 89 PID 1664 wrote to memory of 3228 1664 cmd.exe 90 PID 2056 wrote to memory of 2124 2056 cmd.exe 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe"C:\Users\Admin\AppData\Local\Temp\97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1060 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "puko5c38" /tr '"C:\Users\Admin\AppData\Roaming\puko5c38.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1664 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "puko5c38" /tr '"C:\Users\Admin\AppData\Roaming\puko5c38.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3228
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp43DA.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2056 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1612
-
-
C:\Users\Admin\AppData\Roaming\puko5c38.exe"C:\Users\Admin\AppData\Roaming\puko5c38.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2124
-
-
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C:\Users\Admin\AppData\Roaming\puko5c38.exe"C:\Users\Admin\AppData\Roaming\puko5c38.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:508
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\tmp43DA.tmp.bat
- Size 152B
- SHA256 6cd98a13f0e201cc7730456708db15f3c546a2fdf396212492a3df7d5c45e0e2
- MD5 3d43616c6911bf0b288b9a349e5070f0
- SHA1 69ba4ac04d18fe83490b3fac6148fa96f70ba9cc
- SHA512 5b8e1168be8a9520af7d04e0297a0ea2b8defb6e91fc1b7e449f991b58d068aea72d5ef154887c58b6737a98d733073f1fca1d325bc647f154fc17802427bda5
- TLSH T140C08C4262C7EA0EA80638A307FA948D9172A9993E44FB41C304448E2280849F499245
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\puko5c38.exe
- Size 45KB
- SHA256 97c2e4e55e09e7e2ebfe770660140069c9711ae086cf757ca7d921edd94d3595
- MD5 c368d80b7a5b3743bedd26cc1726eac5
- SHA1 c8c69b2fab602b625244e433ec2a25a8a62efbef
- SHA512 b5cc5e73a00bb1d4be639acc18ad982313e60cc70e3b507425031d5f5adf414dc35a2d6eefcb8c8041638c36801cfe9fa2034522afdc205b2a3e798316d87273
- SSDEEP 768:UuKWgSJTwU6NkWUGnaSmo2qAjT2Qpm7PIKPjbWgX3ijTwzsHdJBDZcx:UuKWgSJTwRf2GeK7bJXSjKsBdcx
- TLSH T1EE232A003BE9823AF2BE4FB8ACF26145867AF5733603D5496CC4519B5623FC6C6426ED
- MD5 SHA1 SHA512 SSDEEP TLSH