Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
05/08/2026, 10:45
Behavioral task
behavioral1
Sample
8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe
Resource
win11ltsc2024-20260709-en
General
- Target 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe
- Size 45KB
- Sample260805-mtds2adr9v
- SHA256 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9
- MD5 7344ceebfac9c579ec16cdbcf3821bfe
- SHA1 db090dbfe86753655f882db072e026c21b95231a
- SHA512 3e7eff39a1b6f9fc1a38b07b5345e53f45db42e57948e307d257d9a48085d26abc523234ad91268739f9a2bceddad007882b59a7b626e80085adb4cd678242cd
- SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1/BzCQKx7PIm1jbCgX3ir9705GoCBDZUx:cu6YepTPso2+o0mdblXSFJpdUx
- TLSH T1C7232B003BE8C23BF2BE4FB8A8F26145467AF5636603D54D2CC451D75623FC69A426FA
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
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twosisterstubes.com:80
-
twosisterstubes.com:22
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twosisterstubes.com:8080
-
twosisterstubes.com:8880
-
twosisterstubes.com:2052
-
twosisterstubes.com:2082
-
twosisterstubes.com:2086
-
twosisterstubes.com:2095
-
twosisterstubes.com:443
-
twosisterstubes.com:2053
-
twosisterstubes.com:2083
-
twosisterstubes.com:2087
-
twosisterstubes.com:2096
-
twosisterstubes.com:8443
-
www.twosisterstubes.com:80
-
www.twosisterstubes.com:22
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www.twosisterstubes.com:8080
-
www.twosisterstubes.com:8880
-
www.twosisterstubes.com:2052
-
www.twosisterstubes.com:2082
-
www.twosisterstubes.com:2086
-
www.twosisterstubes.com:2095
-
www.twosisterstubes.com:443
-
www.twosisterstubes.com:2053
-
www.twosisterstubes.com:2083
-
www.twosisterstubes.com:2087
-
www.twosisterstubes.com:2096
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www.twosisterstubes.com:8443
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connect.twosisterstubes.com:80
-
connect.twosisterstubes.com:22
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connect.twosisterstubes.com:8080
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connect.twosisterstubes.com:8880
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connect.twosisterstubes.com:2052
-
connect.twosisterstubes.com:2082
-
connect.twosisterstubes.com:2086
-
connect.twosisterstubes.com:2095
-
connect.twosisterstubes.com:443
-
connect.twosisterstubes.com:2053
-
connect.twosisterstubes.com:2083
-
connect.twosisterstubes.com:2087
-
connect.twosisterstubes.com:2096
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connect.twosisterstubes.com:8443
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downadup.twosisterstubes.com:80
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downadup.twosisterstubes.com:22
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downadup.twosisterstubes.com:8080
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downadup.twosisterstubes.com:8880
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downadup.twosisterstubes.com:2052
-
downadup.twosisterstubes.com:2082
-
downadup.twosisterstubes.com:2086
-
downadup.twosisterstubes.com:2095
-
downadup.twosisterstubes.com:443
-
downadup.twosisterstubes.com:2053
-
downadup.twosisterstubes.com:2083
-
downadup.twosisterstubes.com:2087
-
downadup.twosisterstubes.com:2096
-
downadup.twosisterstubes.com:8443
-
e3EYfSZ2bVgO
-
delay
0
-
install
true
-
install_file
1zdbpvtc.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x000a00000001b89b-10.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 5628 1zdbpvtc.exe 2128 1zdbpvtc.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 1204 cmd.exe 5496 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1zdbpvtc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1zdbpvtc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2312 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 4640 schtasks.exe - Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2688 wrote to memory of 1204 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 90 PID 2688 wrote to memory of 5496 2688 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 91 PID 1204 wrote to memory of 4640 1204 cmd.exe 94 PID 5496 wrote to memory of 2312 5496 cmd.exe 95 PID 5496 wrote to memory of 2128 5496 cmd.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe"C:\Users\Admin\AppData\Local\Temp\8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "1zdbpvtc" /tr '"C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1204 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "1zdbpvtc" /tr '"C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4640
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp8FF2.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5496 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2312
-
-
C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2128
-
-
-
C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5628
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp8FF2.tmp.bat
- Size 152B
- SHA256 8b9acf9921607b0237e06bd9797d7967d52e080aa6169d3526fc9c9f1409a5f2
- MD5 cf32bd1281f553ae55b5af9d8c56b480
- SHA1 e6be98095919aeeea09157f3c8cc10c44570e481
- SHA512 ab59a7113632f5022fd244d4d9f0f3bcafecf129de25d67a6c3fe6c78b2b6d569791cefa61ea36c894926ae06092c7078e258b55d44fe0ed0cb7e8ce1fbaa7df
- TLSH T198C08C9255C6AA0E2905647306FB949D91BBAC293E40BB00C304404D2281488E09A681
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe
- Size 45KB
- SHA256 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9
- MD5 7344ceebfac9c579ec16cdbcf3821bfe
- SHA1 db090dbfe86753655f882db072e026c21b95231a
- SHA512 3e7eff39a1b6f9fc1a38b07b5345e53f45db42e57948e307d257d9a48085d26abc523234ad91268739f9a2bceddad007882b59a7b626e80085adb4cd678242cd
- SSDEEP 768:cu6RaepTPYzbs8WU+Xaamo2q1/BzCQKx7PIm1jbCgX3ir9705GoCBDZUx:cu6YepTPso2+o0mdblXSFJpdUx
- TLSH T1C7232B003BE8C23BF2BE4FB8A8F26145467AF5636603D54D2CC451D75623FC69A426FA
- MD5 SHA1 SHA512 SSDEEP TLSH