4ea8baeff8d9091ac367538825bad248c92a2be687e2bb4d008757e074e249d9 | Triage

Analysis

max time kernel
167s
max time network
207s
platform
windows10_x64
resource
win10-en-20211208
submitted
24-01-2022 02:07

Sharing

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General

Target

4ea8baeff8d9091ac367538825bad248c92a2be687e2bb4d008757e074e249d9.dll
Size

164KB
MD5

75eabea8cf7f0b68e4e9183bdbf423c4
SHA1

51b0a77a07561a628327895033ebcd8394b1190e
SHA256

4ea8baeff8d9091ac367538825bad248c92a2be687e2bb4d008757e074e249d9
SHA512

042fe3304d5c78b688c705227adf520c55b0eb5ee75e53b6b86d0b462544788e19da355d79114b9fa67d29cd5377dbfa3802c7d2e00a4e15b0f97e9c27e88c0a

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 4208 created 4148 4208 WerFault.exe rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4208 4148 WerFault.exe rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

WerFault.exe

pid	process
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe
4208	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 4208 WerFault.exe
Token: SeBackupPrivilege 4208 WerFault.exe
Token: SeDebugPrivilege 4208 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 776 wrote to memory of 4148	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 4148	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 4148	776	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ea8baeff8d9091ac367538825bad248c92a2be687e2bb4d008757e074e249d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ea8baeff8d9091ac367538825bad248c92a2be687e2bb4d008757e074e249d9.dll,#1
2⤵
PID:4148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4148 -s 728
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4208

Network

MITRE ATT&CK Matrix

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Downloads

memory/4148-119-0x0000000003590000-0x0000000003591000-memory.dmp

Filesize
4KB

Download
memory/4148-118-0x0000000003580000-0x000000000358A000-memory.dmp

Filesize
40KB

Download
memory/4148-120-0x00000000035A0000-0x00000000035A1000-memory.dmp

Filesize
4KB

Download
memory/4148-121-0x00000000062B0000-0x00000000062B1000-memory.dmp

Filesize
4KB

Download