Analysis
- max time kernel
124s - max time network
125s - platform
windows10_x64 - resource
win10v20201028 - submitted
08/02/2021, 09:02
General
- Target COMPANY PROFILE_pdf.exe
- Size 689KB
- Sample210208-gxt68cdcfs
- SHA256 dfd350ff1a1ee6f495e22f985909ce95f75dcfab4d27318ca208f31a560888f1
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious use of SetThreadContext 1 IoCs
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\COMPANY PROFILE_pdf.exe"C:\Users\Admin\AppData\Local\Temp\COMPANY PROFILE_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DPjUqVzPO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4E21.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\COMPANY PROFILE_pdf.exe"C:\Users\Admin\AppData\Local\Temp\COMPANY PROFILE_pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/988-11-0x0000000005AE0000-0x0000000005AE4000-memory.dmp
memory/988-5-0x0000000005850000-0x0000000005851000-memory.dmp
memory/988-7-0x0000000005940000-0x0000000005941000-memory.dmp
memory/988-8-0x0000000005800000-0x0000000005801000-memory.dmp
memory/988-9-0x0000000005B00000-0x0000000005B01000-memory.dmp
memory/988-10-0x0000000005B80000-0x0000000005B81000-memory.dmp
memory/988-2-0x0000000073310000-0x00000000739FE000-memory.dmp
memory/988-12-0x0000000001820000-0x000000000188B000-memory.dmp
memory/988-3-0x0000000000F50000-0x0000000000F51000-memory.dmp
memory/988-6-0x0000000005E40000-0x0000000005E41000-memory.dmp
memory/2280-15-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2280-18-0x0000000073310000-0x00000000739FE000-memory.dmp
memory/2280-22-0x00000000056D0000-0x00000000056D1000-memory.dmp
memory/2280-24-0x0000000005AA0000-0x0000000005AA1000-memory.dmp
memory/2280-25-0x0000000006380000-0x0000000006381000-memory.dmp