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
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
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asyncrat
-
0.5.8
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Default
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twosisterstubes.com:80
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twosisterstubes.com:22
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twosisterstubes.com:8080
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twosisterstubes.com:8880
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twosisterstubes.com:2052
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twosisterstubes.com:2082
-
twosisterstubes.com:2086
-
twosisterstubes.com:2095
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twosisterstubes.com:443
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twosisterstubes.com:2053
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twosisterstubes.com:2083
-
twosisterstubes.com:2087
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twosisterstubes.com:2096
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twosisterstubes.com:8443
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www.twosisterstubes.com:80
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www.twosisterstubes.com:22
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www.twosisterstubes.com:8080
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www.twosisterstubes.com:8880
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www.twosisterstubes.com:2052
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www.twosisterstubes.com:2082
-
www.twosisterstubes.com:2086
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www.twosisterstubes.com:2095
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www.twosisterstubes.com:443
-
www.twosisterstubes.com:2053
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www.twosisterstubes.com:2083
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www.twosisterstubes.com:2087
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www.twosisterstubes.com:2096
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www.twosisterstubes.com:8443
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connect.twosisterstubes.com:80
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connect.twosisterstubes.com:22
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connect.twosisterstubes.com:8080
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connect.twosisterstubes.com:8880
-
connect.twosisterstubes.com:2052
-
connect.twosisterstubes.com:2082
-
connect.twosisterstubes.com:2086
-
connect.twosisterstubes.com:2095
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connect.twosisterstubes.com:443
-
connect.twosisterstubes.com:2053
-
connect.twosisterstubes.com:2083
-
connect.twosisterstubes.com:2087
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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
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downadup.twosisterstubes.com:2082
-
downadup.twosisterstubes.com:2086
-
downadup.twosisterstubes.com:2095
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downadup.twosisterstubes.com:443
-
downadup.twosisterstubes.com:2053
-
downadup.twosisterstubes.com:2083
-
downadup.twosisterstubes.com:2087
-
downadup.twosisterstubes.com:2096
-
downadup.twosisterstubes.com:8443
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e3EYfSZ2bVgO
-
delay
0
-
install
true
-
install_file
1zdbpvtc.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x000300000001e69b-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 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe - Executes dropped EXE 2 IoCs
pid Process 1144 1zdbpvtc.exe 4620 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 4032 cmd.exe 984 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 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.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 1zdbpvtc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1zdbpvtc.exe - Delays execution with timeout.exe 1 IoCs
pid Process 1264 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 920 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe Token: SeDebugPrivilege 1144 1zdbpvtc.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4544 wrote to memory of 4032 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 85 PID 4544 wrote to memory of 984 4544 8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe 87 PID 984 wrote to memory of 1264 984 cmd.exe 89 PID 4032 wrote to memory of 920 4032 cmd.exe 90 PID 984 wrote to memory of 4620 984 cmd.exe 93
Processes
-
C:\Users\Admin\AppData\Local\Temp\8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe"C:\Users\Admin\AppData\Local\Temp\8456052595d5f6c25516b3af7da6d8c041f207caeb85cf2dd9193809e77986d9.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4544 -
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:4032 -
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:920
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp266F.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:984 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:1264
-
-
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:4620
-
-
-
C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"C:\Users\Admin\AppData\Roaming\1zdbpvtc.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1144
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp266F.tmp.bat
- Size 152B
- SHA256 0c11d636deee1e523eb5ba7d77c16fe23d951beb5374a1fa6349f59c7effe861
- MD5 20e57815d11a4ca43892583c94006331
- SHA1 c2e496a8ffa7345d91007f4bedee21c282e35279
- SHA512 a60036785c446a136cbbbb91310bcb718f8f403bd9c9a78a16f7f08bb76a70c05ce599e7b4f2c64c8e0c33a713939b140babd1d35e926d6e7b2ae9ba9644beb5
- TLSH T1C6C02B52E5C6FB2E390D246302FBD8DCA1B76D293F80BB00C304405D22C1888F0DE781
- 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