Analysis
- max time kernel
15s - max time network
135s - platform
windows10_x64 - resource
win10v20210408 - submitted
14/06/2021, 12:07
Static task
static1
Behavioral task
behavioral1
Sample
RFQ FILE PDF.exe
Resource
win7v20210408
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
RFQ FILE PDF.exe
Resource
win10v20210408
0 signatures
0 seconds
General
- Target RFQ FILE PDF.exe
- Size 248KB
- Sample210614-etdg5mces2
- SHA256 e32a7ca9358b5364722ae231cd70a71934f4d5424a76ff68434bedcf284cdf30
- MD5 a20363fe55ad8ba70395ee1f06e59ea3
- SHA1 db4842cc45ee2c5fccb6d65bfa95fb1ed685ed69
- SHA512 015b844db0f185700f46cb7edca1ee4d7682674ef78950c1d43e8d3e5a5c51e3dbb601a8e309bfc7d1ecd878396f5d1e8820eab2a8141cc77bb55a658aa962c5
- MD5 SHA1 SHA512
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 2 IoCs
pid Process 804 RFQ FILE PDF.exe 804 RFQ FILE PDF.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Program crash 1 IoCs
pid pid_target Process procid_target 2448 804 WerFault.exe 67 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe 2448 WerFault.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 2448 WerFault.exe Token: SeBackupPrivilege 2448 WerFault.exe Token: SeDebugPrivilege 2448 WerFault.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 804 wrote to memory of 3228 804 RFQ FILE PDF.exe 75 PID 804 wrote to memory of 3228 804 RFQ FILE PDF.exe 75 PID 804 wrote to memory of 3228 804 RFQ FILE PDF.exe 75
Processes
-
C:\Users\Admin\AppData\Local\Temp\RFQ FILE PDF.exe"C:\Users\Admin\AppData\Local\Temp\RFQ FILE PDF.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:804 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Users\Admin\AppData\Local\Temp\RFQ FILE PDF.exe"2⤵PID:3228
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 8202⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2448
-