Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 15:15
Behavioral task
behavioral1
Sample
110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe
Resource
win11ltsc2024-20260709-en
General
- Target 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe
- Size 45KB
- Sample260803-sm5aasel4s
- SHA256 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f
- MD5 5cd8bf36ec3edf7dd7475c068dd59749
- SHA1 ab3b3d66b93267fbb53b0713e751e5fe6fd932d5
- SHA512 fba7d8427cd5dee61395388757b010a9e38faf4a30301c698b4a17567099ab09465c92d3eb464c9c10e115514aa4d2ae947760dd2e5ee622e3d7533f736990a3
- SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFg3Fo9EaOPIZzjbvkgX3i3aQNYynfdBDZUx:cu7e5TH2A2R8Ea3Z3bTXS3a6YyfzdUx
- TLSH T1C5232B003BE8822BF2BE4F78ADF26145857BF5636603D5491CC411DB5713BC69A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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asyncrat
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0.5.8
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Default
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xcavengon.click:80
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xcavengon.click:22
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xcavengon.click:8080
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xcavengon.click:8880
-
xcavengon.click:2052
-
xcavengon.click:2082
-
xcavengon.click:2086
-
xcavengon.click:2095
-
xcavengon.click:443
-
xcavengon.click:2053
-
xcavengon.click:2083
-
xcavengon.click:2087
-
xcavengon.click:2096
-
xcavengon.click:8443
-
www.xcavengon.click:80
-
www.xcavengon.click:22
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www.xcavengon.click:8080
-
www.xcavengon.click:8880
-
www.xcavengon.click:2052
-
www.xcavengon.click:2082
-
www.xcavengon.click:2086
-
www.xcavengon.click:2095
-
www.xcavengon.click:443
-
www.xcavengon.click:2053
-
www.xcavengon.click:2083
-
www.xcavengon.click:2087
-
www.xcavengon.click:2096
-
www.xcavengon.click:8443
-
darkside.xcavengon.click:80
-
darkside.xcavengon.click:22
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darkside.xcavengon.click:8080
-
darkside.xcavengon.click:8880
-
darkside.xcavengon.click:2052
-
darkside.xcavengon.click:2082
-
darkside.xcavengon.click:2086
-
darkside.xcavengon.click:2095
-
darkside.xcavengon.click:443
-
darkside.xcavengon.click:2053
-
darkside.xcavengon.click:2083
-
darkside.xcavengon.click:2087
-
darkside.xcavengon.click:2096
-
darkside.xcavengon.click:8443
-
formbook.xcavengon.click:80
-
formbook.xcavengon.click:22
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formbook.xcavengon.click:8080
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formbook.xcavengon.click:8880
-
formbook.xcavengon.click:2052
-
formbook.xcavengon.click:2082
-
formbook.xcavengon.click:2086
-
formbook.xcavengon.click:2095
-
formbook.xcavengon.click:443
-
formbook.xcavengon.click:2053
-
formbook.xcavengon.click:2083
-
formbook.xcavengon.click:2087
-
formbook.xcavengon.click:2096
-
formbook.xcavengon.click:8443
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icDwShYAtirT
-
delay
0
-
install
true
-
install_file
zyw33.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x000d00000001c61d-10.dat family_asyncrat - Executes dropped EXE 2 IoCs
pid Process 1216 zyw33.exe 3168 zyw33.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 5648 cmd.exe 1624 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 timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language zyw33.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language zyw33.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.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 schtasks.exe - Delays execution with timeout.exe 1 IoCs
pid Process 6188 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 3404 schtasks.exe - Suspicious behavior: EnumeratesProcesses 31 IoCs
pid Process 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe Token: SeDebugPrivilege 1216 zyw33.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 5200 wrote to memory of 5648 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 91 PID 5200 wrote to memory of 1624 5200 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe 92 PID 1624 wrote to memory of 6188 1624 cmd.exe 95 PID 5648 wrote to memory of 3404 5648 cmd.exe 96 PID 1624 wrote to memory of 3168 1624 cmd.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe"C:\Users\Admin\AppData\Local\Temp\110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5200 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "zyw33" /tr '"C:\Users\Admin\AppData\Roaming\zyw33.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5648 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "zyw33" /tr '"C:\Users\Admin\AppData\Roaming\zyw33.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3404
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5A4B.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:6188
-
-
C:\Users\Admin\AppData\Roaming\zyw33.exe"C:\Users\Admin\AppData\Roaming\zyw33.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3168
-
-
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C:\Users\Admin\AppData\Roaming\zyw33.exe"C:\Users\Admin\AppData\Roaming\zyw33.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1216
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp5A4B.tmp.bat
- Size 149B
- SHA256 5fdcaf6e01eb2bc45f3024bd28a34972246682c309a630913215c380e2f43f25
- MD5 a7e3815f6f943afbf068c3855d8aff4a
- SHA1 0dd09eb4877fe4c442e6c60e01e8413862385c0d
- SHA512 25d23a5d74d169c0f9cc8066445502cd8fa28f5a35044ef718e2639b462909a7373ee9c9b949d730b420f02404d21eb7a9333045c92b79dc8078347b3599ae0a
- TLSH T113C02B4365C5EE2E2E05146302FAED8C91766D1E3F44FB10C345400F22C084DF0DD341
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\zyw33.exe
- Size 45KB
- SHA256 110c2eec5c07f06acc30435211d2760f0b22e0f003982b9eb274dccac3315b1f
- MD5 5cd8bf36ec3edf7dd7475c068dd59749
- SHA1 ab3b3d66b93267fbb53b0713e751e5fe6fd932d5
- SHA512 fba7d8427cd5dee61395388757b010a9e38faf4a30301c698b4a17567099ab09465c92d3eb464c9c10e115514aa4d2ae947760dd2e5ee622e3d7533f736990a3
- SSDEEP 768:cu7m/5THrq+CWUoDuMmo2qFg3Fo9EaOPIZzjbvkgX3i3aQNYynfdBDZUx:cu7e5TH2A2R8Ea3Z3bTXS3a6YyfzdUx
- TLSH T1C5232B003BE8822BF2BE4F78ADF26145857BF5636603D5491CC411DB5713BC69A426FE
- MD5 SHA1 SHA512 SSDEEP TLSH