7d85ebd460df8710d0f60278014654009be39945a820755e1fbd59030c14f4c7 | Triage

Analysis

max time kernel
66s
max time network
68s
platform
windows10_x64
resource
win10v200430
submitted
12-07-2020 07:45

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General

Target

hex.bin.dll
Size

20KB
MD5

9c44ec556d53301d86c13a884128b8de
SHA1

7c683d3c3590cbc61b5077bc035f4a36cae097d4
SHA256

7d85ebd460df8710d0f60278014654009be39945a820755e1fbd59030c14f4c7
SHA512

79c4386484943c79b62366cb6cb842ef39bcc9541e34c02276a7cc7a3eeac1c7360288b7b786bd21c0fe1f73e25f16231e893c392f194f7f417447c13e9317f7

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

900 512 WerFault.exe rundll32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 900 WerFault.exe
Token: SeBackupPrivilege 900 WerFault.exe
Token: SeDebugPrivilege 900 WerFault.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

WerFault.exe

pid	process
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe
900	WerFault.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2916 wrote to memory of 512	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 512	2916	rundll32.exe	rundll32.exe
PID 2916 wrote to memory of 512	2916	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\hex.bin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\hex.bin.dll,#1
2⤵
PID:512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 616
3⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:900

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/512-0-0x0000000000000000-mapping.dmp

Download
memory/512-2-0x0000000000000000-mapping.dmp

Download
memory/512-3-0x0000000000000000-mapping.dmp

Download
memory/900-1-0x0000000004A50000-0x0000000004A51000-memory.dmp

Filesize
4KB

Download
memory/900-5-0x0000000004F80000-0x0000000004F81000-memory.dmp

Filesize
4KB

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