a9d8cadcf0b84e83637d2f19ef69214a5390ff3220acab4878645add3d28aa2b | Triage

Analysis

max time kernel
119s
max time network
141s
platform
windows10_x64
resource
win10-en-20211208
submitted
24-01-2022 01:22

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General

Target

a9d8cadcf0b84e83637d2f19ef69214a5390ff3220acab4878645add3d28aa2b.dll
Size

164KB
MD5

3a175ea2aae67b1090d173026723460d
SHA1

ba07820f1f6c23f2863a0c6487511793857e35ad
SHA256

a9d8cadcf0b84e83637d2f19ef69214a5390ff3220acab4878645add3d28aa2b
SHA512

3fded4a48e33fa71503dc1b2d4a8842b73ef50b80e1e434097a2945178945027916f9b7572fe42219c10fbd77b1228d53a16ad025572c249639d0857d0555db5

Score

10^/10

Malware Config

Signatures

Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 2712 created 2404 2712 WerFault.exe rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2712 2404 WerFault.exe rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

WerFault.exe

pid	process
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe
2712	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2712 WerFault.exe
Token: SeBackupPrivilege 2712 WerFault.exe
Token: SeDebugPrivilege 2712 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2268 wrote to memory of 2404	2268	rundll32.exe	rundll32.exe
PID 2268 wrote to memory of 2404	2268	rundll32.exe	rundll32.exe
PID 2268 wrote to memory of 2404	2268	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9d8cadcf0b84e83637d2f19ef69214a5390ff3220acab4878645add3d28aa2b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2268

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a9d8cadcf0b84e83637d2f19ef69214a5390ff3220acab4878645add3d28aa2b.dll,#1
2⤵
PID:2404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 732
3⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2712

MITRE ATT&CK Matrix

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Downloads

memory/2404-117-0x0000000006300000-0x000000000630A000-memory.dmp

Filesize
40KB

Download
memory/2404-118-0x0000000006310000-0x0000000006311000-memory.dmp

Filesize
4KB

Download
memory/2404-119-0x0000000006320000-0x0000000006321000-memory.dmp

Filesize
4KB

Download
memory/2404-120-0x0000000006370000-0x0000000006371000-memory.dmp

Filesize
4KB

Download