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Analysis
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max time kernel
120s -
max time network
74s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 08:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2a39251d4e0d3c049c367ba43b1d3600N.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
120 seconds
Behavioral task
behavioral2
Sample
2a39251d4e0d3c049c367ba43b1d3600N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
120 seconds
General
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Target
2a39251d4e0d3c049c367ba43b1d3600N.exe
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Size
284KB
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MD5
2a39251d4e0d3c049c367ba43b1d3600
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SHA1
f7d8c1a977b3caea6c1cbc0baab3389ae66547ea
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SHA256
61f4765d3b25fd9b797e345d76a31af8c777f7a1982b68954638e78f530c47a0
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SHA512
2317022d6c2ad38f98a971c129ee908756beb20049286aac88e74aecfacacd27ccd78f66e1acaeab2cc82bccef3964b65bb827532625b7c19ceab1b82ae4b8bb
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SSDEEP
6144:R7FaiFChL5Rjda3P/fis6Do/uP+tFb84ly7ac:dFaiFCF5xI3PH96DoWPYb8n
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 2a39251d4e0d3c049c367ba43b1d3600N.exe Set value (int) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" tuaav.exe -
Executes dropped EXE 1 IoCs
pid Process 2216 tuaav.exe -
Loads dropped DLL 2 IoCs
pid Process 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /o" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /V" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /u" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /t" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /D" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /p" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /A" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /e" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /Y" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /A" 2a39251d4e0d3c049c367ba43b1d3600N.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /b" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /n" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /C" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /j" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /W" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /N" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /d" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /E" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /w" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /x" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /J" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /T" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /z" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /U" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /f" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /S" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /r" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /L" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /K" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /i" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /y" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /F" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /O" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /m" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /R" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /B" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /a" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /l" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /Q" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /Z" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /M" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /I" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /c" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /q" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /G" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /X" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /h" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /P" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /g" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /v" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /k" tuaav.exe Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\tuaav = "C:\\Users\\Admin\\tuaav.exe /H" tuaav.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 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 2a39251d4e0d3c049c367ba43b1d3600N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tuaav.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe 2216 tuaav.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe 2216 tuaav.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2016 wrote to memory of 2216 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe 29 PID 2016 wrote to memory of 2216 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe 29 PID 2016 wrote to memory of 2216 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe 29 PID 2016 wrote to memory of 2216 2016 2a39251d4e0d3c049c367ba43b1d3600N.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\2a39251d4e0d3c049c367ba43b1d3600N.exe"C:\Users\Admin\AppData\Local\Temp\2a39251d4e0d3c049c367ba43b1d3600N.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Users\Admin\tuaav.exe"C:\Users\Admin\tuaav.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2216
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
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Downloads
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Filesize
284KB
MD5a851a508b196ac9a8bef6a67e518bb0c
SHA1f84945954f1eb3225d6f07732c3b1a75b7f12ba8
SHA2566ba02dc3ed180e37ec8850de6470d6add9747dbb81c4aa3f9e8c0d492032996e
SHA5125ce2faa28d6c26419fd77dec1a427bf22467cfe1c45bbbc79a26f7013108ab066374a1e9cbfa8888f434b8c070686c78bec34f645c57bd9bedc63d75fb5a2ce2