Analysis
- max time kernel
123s - max time network
125s - platform
windows10_x64 - resource
win10 - submitted
06/10/2020, 06:14
General
- Target 形式邀请6721_pdf.exe
- Size 965KB
- Sample201006-3ts496j3ls
- SHA256 fa2bcbff57b3c111ea69b6f47cb4f39c4111b124ef97e3ee00347a175f67e93d
Malware Config
Signatures
- Program crash 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 16 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\形式邀请6721_pdf.exe"C:\Users\Admin\AppData\Local\Temp\形式邀请6721_pdf.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rxkBQdhpvE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCC00.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 16402⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2148-17-0x00000000054C0000-0x00000000054C1000-memory.dmp
memory/2148-13-0x0000000004C10000-0x0000000004C11000-memory.dmp
memory/2896-7-0x00000000053A0000-0x00000000053A1000-memory.dmp
memory/2896-6-0x0000000005130000-0x0000000005131000-memory.dmp
memory/2896-0-0x00000000739C0000-0x00000000740AE000-memory.dmp
memory/2896-8-0x0000000007B80000-0x0000000009B7F000-memory.dmp
memory/2896-9-0x000000000A180000-0x000000000A1FA000-memory.dmp
memory/2896-10-0x000000000A200000-0x000000000A263000-memory.dmp
memory/2896-5-0x0000000005220000-0x0000000005221000-memory.dmp
memory/2896-4-0x0000000005680000-0x0000000005681000-memory.dmp
memory/2896-3-0x0000000005090000-0x0000000005091000-memory.dmp
memory/2896-1-0x0000000000790000-0x0000000000791000-memory.dmp