Analysis
- max time kernel
115s - max time network
117s - platform
windows10_x64 - resource
win10v20210410 - submitted
01/06/2021, 06:30
General
- Target 주문 090521 PTJAYA 8 월 선적 계약 문서.exe
- Size 1.1MB
- Sample210601-zccs5ldnes
- SHA256 d857d2ffbdaab5c6866d6e50027dba89644d703b9081218a0e943db3c9cae310
Malware Config
Signatures
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- 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\주문 090521 PTJAYA 8 월 선적 계약 문서.exe"C:\Users\Admin\AppData\Local\Temp\주문 090521 PTJAYA 8 월 선적 계약 문서.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\YbPYBOtVWq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp86E4.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 16202⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1696-114-0x0000000000560000-0x0000000000561000-memory.dmp
memory/1696-116-0x0000000007890000-0x0000000007891000-memory.dmp
memory/1696-117-0x0000000007430000-0x0000000007431000-memory.dmp
memory/1696-118-0x00000000074D0000-0x00000000074D1000-memory.dmp
memory/1696-119-0x0000000004EE0000-0x0000000004EE1000-memory.dmp
memory/1696-120-0x0000000007410000-0x0000000007414000-memory.dmp
memory/1696-121-0x0000000007390000-0x000000000788E000-memory.dmp
memory/1696-122-0x0000000008050000-0x0000000008105000-memory.dmp
memory/1696-123-0x0000000006140000-0x00000000061B6000-memory.dmp