Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
09/08/2024, 19:56
General
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Target
2dcaba19427bafb69dbb96b35f2f307623cad8e80316fb709031b2d399a76ca8.exe
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Size
511KB
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MD5
fa013e09d8416db8ff91b1c40571b863
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SHA1
08cd812dad30d509dcb7af8e0c307410d84ceb39
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SHA256
2dcaba19427bafb69dbb96b35f2f307623cad8e80316fb709031b2d399a76ca8
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SHA512
d133f8d8190b753d9c79371a2bcaf518a8f77c8b33e4b8d682b594c6800287d477b4bc2c1b1225847834c763d51a0284ced1c1be26c47fe6ce16ea8b6d4c7bdc
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SSDEEP
12288:H0lc87eqqV5e+wBV6O+RjAES+yYsarw/2FQkC0TjC8ltlp4:H0SqqHeVBxkhSFND/jkZTjhltlp4
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Drops file in System32 directory 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Modifies registry class 1 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 9 IoCs
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Suspicious use of FindShellTrayWindow 2 IoCs
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Suspicious use of UnmapMainImage 1 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
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C:\Users\Admin\AppData\Local\Temp\2dcaba19427bafb69dbb96b35f2f307623cad8e80316fb709031b2d399a76ca8.exe"C:\Users\Admin\AppData\Local\Temp\2dcaba19427bafb69dbb96b35f2f307623cad8e80316fb709031b2d399a76ca8.exe"2⤵
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Checfc\doskdump.exe"C:\Users\Admin\AppData\Roaming\Checfc"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\~C340.tmp3604 523272 1372 14⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\mtstdown.exeC:\Windows\SysWOW64\mtstdown.exe -s1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD586dc243576cf5c7445451af37631eea9
SHA199a81c47c4c02f32c0ab456bfa23c306c7a09bf9
SHA25625d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a
SHA512c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4
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Filesize
511KB
MD5af55d14c5da18aff7cdadfb8b53dc581
SHA14889e701588390a6a42cc18391bb8c4a1d61d365
SHA256bef97d62c6a91f0ba58b16156829475e898858cc049f3d127a1cb3afe20f15b7
SHA51272e34f73e04a430e03dff9eee17ee07ffe28433faafc1bee6131297793649830caa19a8527354bd0f8e4313b9ded722e426304a203a57bd881a3cfa9e1392af7
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Filesize
544KB
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Filesize
552KB
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Filesize
552KB
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Filesize
552KB
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Filesize
544KB
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Filesize
20KB
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Filesize
572KB
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Filesize
572KB
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Filesize
24KB
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Filesize
52KB
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Filesize
552KB
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Filesize
544KB