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Analysis
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max time kernel
150s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
02/10/2024, 18:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe
Resource
win7-20240729-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe
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Size
180KB
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MD5
76d46fe1fb45e400704b83dc1814d800
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SHA1
d8bb4bb086fb0be7ee76163d351b168687c6f180
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SHA256
3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446
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SHA512
7b25b20d51a079cbbd8f7326ed46b6ecb8927204db42ad4f63448888ad4f8daea3055c3987a26e7b75c0533cec7ca7ea82ce376c005e144bb4d2ac16848653ec
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SSDEEP
1536:XmXPldcxKc8NMgeGU4AeGL0TxpKwmf8y0IpWur+2RPFYSUxBphF0QSHy:2ffcSg4dgxkcrhRVUHF0
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zekuc.exe -
Executes dropped EXE 1 IoCs
pid Process 2100 zekuc.exe -
Loads dropped DLL 2 IoCs
pid Process 2688 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe 2688 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /h" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /i" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /d" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /L" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /G" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /u" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /D" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /k" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /N" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /l" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /F" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /a" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /V" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /j" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /M" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /C" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /P" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /Q" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /O" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /E" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /S" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /v" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /s" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /R" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /B" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /Y" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /A" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /f" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /K" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /U" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /b" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /r" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /Z" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /W" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /y" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /J" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /H" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /w" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /X" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /T" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /t" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /q" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /p" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /x" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /o" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /c" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /n" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /z" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /g" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /I" zekuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\zekuc = "C:\\Users\\Admin\\zekuc.exe /e" zekuc.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 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language zekuc.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe 2100 zekuc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2688 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe 2100 zekuc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2688 wrote to memory of 2100 2688 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe 31 PID 2688 wrote to memory of 2100 2688 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe 31 PID 2688 wrote to memory of 2100 2688 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe 31 PID 2688 wrote to memory of 2100 2688 3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe 31 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30 PID 2100 wrote to memory of 2688 2100 zekuc.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe"C:\Users\Admin\AppData\Local\Temp\3dd546ce222d29875feadcc0c32345e5b919d1911b7e563b689e8c9d53f01446N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Users\Admin\zekuc.exe"C:\Users\Admin\zekuc.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
- Suspicious use of WriteProcessMemory
PID:2100
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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
Loading Replay Monitor...
Downloads
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Filesize
180KB
MD51ee3af0019ff805fbda93122fcbc50fe
SHA132e2aa179066ec98f2f3aeedd0c0d16a7270c25f
SHA2569dad71637f3a56bf5a7790d5545a92e27705dfae4fe798349d10fbb1fc24e93b
SHA5121e6e3a28c1c733e260d3f16597d161210c8ff4612c6fe91137d9d877a7d50d08fbb5840cb7b0a2c47558f846e644eb22d29ac575f9ff4811b1caa0e531a7090f