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
04/08/2026, 18:05
Behavioral task
behavioral1
Sample
b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe
Resource
win11ltsc2024-20260709-en
General
- Target b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe
- Size 45KB
- Sample260804-wph2mabl81
- SHA256 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7
- MD5 62ccd3879a6218ec3d6d2bfa506c61c2
- SHA1 d608fc668b7810a3d56d4ba48ba6f60569fd00a9
- SHA512 c4379601fbe48b2520f2978262b57ef2e1a3c723e74ebf81cea8173c2173aa9004976d0ace5965e9844537ec8ad2d3c9017b77dc9faa53ad1d7b31aeb46d6906
- SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1fLiE0yFjrdj3kk8PIhbjb+gX3insUbR6nsd4oOyBDg:cuR0JTPjY2SLBXDBhPbBXSsUQnsKoldW
- TLSH T167232C003BE9812BF2BE4F7869F26145867AF6733503D6491CC451DB4613FC69A42AEE
- 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
-
nanocore.zorvec.top:80
-
nanocore.zorvec.top:22
-
nanocore.zorvec.top:8080
-
nanocore.zorvec.top:8880
-
nanocore.zorvec.top:2052
-
nanocore.zorvec.top:2082
-
nanocore.zorvec.top:2086
-
nanocore.zorvec.top:2095
-
nanocore.zorvec.top:443
-
nanocore.zorvec.top:2053
-
nanocore.zorvec.top:2083
-
nanocore.zorvec.top:2087
-
nanocore.zorvec.top:2096
-
nanocore.zorvec.top:8443
-
conficker.zorvec.top:80
-
conficker.zorvec.top:22
-
conficker.zorvec.top:8080
-
conficker.zorvec.top:8880
-
conficker.zorvec.top:2052
-
conficker.zorvec.top:2082
-
conficker.zorvec.top:2086
-
conficker.zorvec.top:2095
-
conficker.zorvec.top:443
-
conficker.zorvec.top:2053
-
conficker.zorvec.top:2083
-
conficker.zorvec.top:2087
-
conficker.zorvec.top:2096
-
conficker.zorvec.top:8443
-
qakbot.zorvec.top:80
-
qakbot.zorvec.top:22
-
qakbot.zorvec.top:8080
-
qakbot.zorvec.top:8880
-
qakbot.zorvec.top:2052
-
qakbot.zorvec.top:2082
-
qakbot.zorvec.top:2086
-
qakbot.zorvec.top:2095
-
qakbot.zorvec.top:443
-
qakbot.zorvec.top:2053
-
qakbot.zorvec.top:2083
-
qakbot.zorvec.top:2087
-
qakbot.zorvec.top:2096
-
qakbot.zorvec.top:8443
-
VOf7PzSthwFs
-
delay
0
-
install
true
-
install_file
sxa8.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000245be-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-1-5-21-2937465464-4167303362-2236413517-1000\Control Panel\International\Geo\Nation b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe - Executes dropped EXE 2 IoCs
pid Process 3916 sxa8.exe 5048 sxa8.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 67 104.21.38.46:22 3916 sxa8.exe SSH destination 71 172.67.218.235:22 3916 sxa8.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 4536 cmd.exe 744 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 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.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 sxa8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sxa8.exe - Delays execution with timeout.exe 1 IoCs
pid Process 3468 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 2304 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe Token: SeDebugPrivilege 3916 sxa8.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1768 wrote to memory of 4536 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 85 PID 1768 wrote to memory of 744 1768 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe 87 PID 744 wrote to memory of 3468 744 cmd.exe 89 PID 4536 wrote to memory of 2304 4536 cmd.exe 90 PID 744 wrote to memory of 5048 744 cmd.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe"C:\Users\Admin\AppData\Local\Temp\b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "sxa8" /tr '"C:\Users\Admin\AppData\Roaming\sxa8.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "sxa8" /tr '"C:\Users\Admin\AppData\Roaming\sxa8.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2304
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4F44.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:3468
-
-
C:\Users\Admin\AppData\Roaming\sxa8.exe"C:\Users\Admin\AppData\Roaming\sxa8.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5048
-
-
-
C:\Users\Admin\AppData\Roaming\sxa8.exe"C:\Users\Admin\AppData\Roaming\sxa8.exe"1⤵
- Executes dropped EXE
- Outbound SSH connection to public host
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3916
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\tmp4F44.tmp.bat
- Size 148B
- SHA256 f622b370a6c642b054aaa5f4d8a08f4fc226293fbd9325b9f7c54115a946e1f0
- MD5 fd6cd8e4d949f51f85e98eda38a10fe5
- SHA1 546f2ebbff9d0dce39f43018fdb7f42bbeab410e
- SHA512 9f2871cd8a7d14fca1e5f95b9c92ec98aeaa2f8c152a05aedb7d715350e2159270fee89b1bb70be372e55231804334a6a75ea118d238902b050ba270c5636819
- TLSH T1A0C02B4261C5EA4E2805342302FBD49CD972BC5A3F44FB00C308448E22C044CF8D9341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\sxa8.exe
- Size 45KB
- SHA256 b52817855400839a7e6fe66eb6dfc1fe3c507069743325d481df5c3a8302b5f7
- MD5 62ccd3879a6218ec3d6d2bfa506c61c2
- SHA1 d608fc668b7810a3d56d4ba48ba6f60569fd00a9
- SHA512 c4379601fbe48b2520f2978262b57ef2e1a3c723e74ebf81cea8173c2173aa9004976d0ace5965e9844537ec8ad2d3c9017b77dc9faa53ad1d7b31aeb46d6906
- SSDEEP 768:cuR0JTPUYkEWUmjWymo2q1fLiE0yFjrdj3kk8PIhbjb+gX3insUbR6nsd4oOyBDg:cuR0JTPjY2SLBXDBhPbBXSsUQnsKoldW
- TLSH T167232C003BE9812BF2BE4F7869F26145867AF6733503D6491CC451DB4613FC69A42AEE
- MD5 SHA1 SHA512 SSDEEP TLSH