Analysis
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max time kernel
150s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-11-2024 10:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe
Resource
win7-20240903-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe
Resource
win10v2004-20241007-en
windows10-2004-x64
9 signatures
150 seconds
General
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Target
e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe
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Size
64KB
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MD5
313fa5bfa5c24080021329e6b1685afd
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SHA1
fc2ae1175641d4d08e9fd72f9787ab90c7030ed6
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SHA256
e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222
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SHA512
06555823e2c5eef198943c7318e4766294d27163ff715bdd206628fa62012767a44bbd0014f01d9ca535938d982b03291163a9812f105d551421e3488075a408
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SSDEEP
768:jU/Hdq9rR+ObXe04H7cHPHYmug6UXQm1dIZE2ocOT77eo:j7RtSHyj6S3T77J
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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yoayo.exe -
Executes dropped EXE 1 IoCs
pid Process 2420 yoayo.exe -
Loads dropped DLL 2 IoCs
pid Process 2576 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe 2576 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\yoayo = "C:\\Users\\Admin\\yoayo.exe" yoayo.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 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language yoayo.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe 2420 yoayo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2576 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe 2420 yoayo.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2576 wrote to memory of 2420 2576 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe 30 PID 2576 wrote to memory of 2420 2576 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe 30 PID 2576 wrote to memory of 2420 2576 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe 30 PID 2576 wrote to memory of 2420 2576 e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe 30 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29 PID 2420 wrote to memory of 2576 2420 yoayo.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe"C:\Users\Admin\AppData\Local\Temp\e589d23b30b40dbab32ed4e503d4b182d46f67f3fe3c6dd02cc85f4b6ea27222.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Users\Admin\yoayo.exe"C:\Users\Admin\yoayo.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:2420
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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
64KB
MD5581b5b8d29a4cf7180f9b1832395ec7c
SHA1c073e8a1060c312ba843984efa62ade9e9f81340
SHA256fecfc017b3a1a32aaa0dd9b8c33a93e94816e47cf786c2b24f57d16cf6154272
SHA512d9e23eeb874b8a467b50618dd3d7f18ac296bf0f19eb23e69c2e4f52bf53a3b546d5e096a88954c3f261c16e398a4f97a6222a27b02972e2b8ca1d3eff294e2c