b52f91514c2138a94924044002390abfe6f36e9b2b461663f1b18ab8a78fa2ef | Triage

Analysis

max time kernel
13s
max time network
105s
platform
windows10_x64
resource
win10v20201028
submitted
12-11-2020 13:54

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General

Target

b52f91514c2138a94924044002390abfe6f36e9b2b461663f1b18ab8a78fa2ef.dll
Size

192KB
MD5

95fe44b876ce02c0b29a0e9718e582b6
SHA1

bde13f289d9ab7b695c6907f32a2b5d8cba6c0cb
SHA256

b52f91514c2138a94924044002390abfe6f36e9b2b461663f1b18ab8a78fa2ef
SHA512

9898f77442ed6117748dd5e6900f24c612be8d293e7686f366563840d9babb048baedb3c5ee8f28c116023c786f3824f43bfa5837bce8a917ba451e5ee58b162

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3796 1336 WerFault.exe rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe
3796	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 3796 WerFault.exe
Token: SeBackupPrivilege 3796 WerFault.exe
Token: SeDebugPrivilege 3796 WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1100 wrote to memory of 1336	1100	rundll32.exe	rundll32.exe
PID 1100 wrote to memory of 1336	1100	rundll32.exe	rundll32.exe
PID 1100 wrote to memory of 1336	1100	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b52f91514c2138a94924044002390abfe6f36e9b2b461663f1b18ab8a78fa2ef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b52f91514c2138a94924044002390abfe6f36e9b2b461663f1b18ab8a78fa2ef.dll,#1
2⤵
PID:1336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 656
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3796

Network

MITRE ATT&CK Matrix

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Downloads

memory/1336-0-0x0000000000000000-mapping.dmp

Download
memory/1336-2-0x0000000000000000-mapping.dmp

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memory/1336-3-0x0000000000000000-mapping.dmp

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memory/1336-4-0x0000000000000000-mapping.dmp

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memory/3796-1-0x0000000004A50000-0x0000000004A51000-memory.dmp

Filesize
4KB

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memory/3796-6-0x00000000051F0000-0x00000000051F1000-memory.dmp

Filesize
4KB

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