Analysis
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max time kernel
149s -
max time network
78s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
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submitted
05-12-2022 10:36
General
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Target
a0f04b992dcadb4e8571c802446cbe7777ff87ab6e79c001692f60bcac51b5e2.exe
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Size
1012KB
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MD5
4392868eae63fdf1dfc26373a400a410
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SHA1
f9e2ecdfcc819f6dab31f98330176434980bbf10
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SHA256
a0f04b992dcadb4e8571c802446cbe7777ff87ab6e79c001692f60bcac51b5e2
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SHA512
2060a3b5afc482556db09cca49e40e1b46dc33f245b86ad94d91c66e4ee6c24e629ca3b4fd679baa8fa36188895b5445d9cdec9f45517476059d850ff2b4bf3e
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SSDEEP
24576:MX8N9kVFwN+aLrKWHOBrTIf7PohburU656MYIlUKS9:cuk0LrO10f7gorh55JW
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Loads dropped DLL 3 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 29 IoCs
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Suspicious use of FindShellTrayWindow 12 IoCs
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Suspicious use of SendNotifyMessage 12 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a0f04b992dcadb4e8571c802446cbe7777ff87ab6e79c001692f60bcac51b5e2.exe"C:\Users\Admin\AppData\Local\Temp\a0f04b992dcadb4e8571c802446cbe7777ff87ab6e79c001692f60bcac51b5e2.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\ProgramData\defender.exeC:\ProgramData\defender.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
889KB
MD50e0fd720aeab8f1293c63b5ac853000c
SHA1f3cdcce8bec406c45dd9240b43f1711a9e2d2a89
SHA256d421ef2668903624ec09848a20c8d0a6d5d93e574cee8763a1b9672b33ccecf9
SHA512cb5519bc5651de997a31b3853c5801eb860f2aab059b8fa3b8eb995eeb5e21a2992e225d874590f8b137185ccada89081d6c99f6642a49b7c6a9759f5fbe37e4
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Filesize
889KB
MD50e0fd720aeab8f1293c63b5ac853000c
SHA1f3cdcce8bec406c45dd9240b43f1711a9e2d2a89
SHA256d421ef2668903624ec09848a20c8d0a6d5d93e574cee8763a1b9672b33ccecf9
SHA512cb5519bc5651de997a31b3853c5801eb860f2aab059b8fa3b8eb995eeb5e21a2992e225d874590f8b137185ccada89081d6c99f6642a49b7c6a9759f5fbe37e4
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Filesize
889KB
MD50e0fd720aeab8f1293c63b5ac853000c
SHA1f3cdcce8bec406c45dd9240b43f1711a9e2d2a89
SHA256d421ef2668903624ec09848a20c8d0a6d5d93e574cee8763a1b9672b33ccecf9
SHA512cb5519bc5651de997a31b3853c5801eb860f2aab059b8fa3b8eb995eeb5e21a2992e225d874590f8b137185ccada89081d6c99f6642a49b7c6a9759f5fbe37e4
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Filesize
889KB
MD50e0fd720aeab8f1293c63b5ac853000c
SHA1f3cdcce8bec406c45dd9240b43f1711a9e2d2a89
SHA256d421ef2668903624ec09848a20c8d0a6d5d93e574cee8763a1b9672b33ccecf9
SHA512cb5519bc5651de997a31b3853c5801eb860f2aab059b8fa3b8eb995eeb5e21a2992e225d874590f8b137185ccada89081d6c99f6642a49b7c6a9759f5fbe37e4
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Filesize
6.2MB
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Filesize
12KB
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Filesize
6.2MB
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Filesize
6.2MB
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Filesize
3.1MB
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Filesize
3.1MB
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Filesize
12KB
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Filesize
64KB
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Filesize
6.2MB
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Filesize
6.2MB
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Filesize
8KB