bf58c6035076c7762a43ff4017b14fcb53e2ef370f510857dc4e2fd05e76e92a | Triage

Analysis

max time kernel
40s
max time network
43s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-04-2022 13:01

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General

Target

1116-57-0x0000000010000000-0x000000001008F000-memory.dll
Size

572KB
MD5

bcbcdac1486ad47c133f16e175063139
SHA1

d8a39df776e9c397edb0141b884a20227bb81fb5
SHA256

bf58c6035076c7762a43ff4017b14fcb53e2ef370f510857dc4e2fd05e76e92a
SHA512

4a9f529ba5156d2d96f32e8036e75780e4dd1bd5fb957bcd1f1dbe913cc484de92e1892448a46cbb3ea17968aeb82d0d25b43225d81f1dba6270c8e3c0eec086

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1672 240 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1884 wrote to memory of 240	1884	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 240	1884	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 240	1884	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 240	1884	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 240	1884	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 240	1884	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 240	1884	rundll32.exe	rundll32.exe
PID 240 wrote to memory of 1672	240	rundll32.exe	WerFault.exe
PID 240 wrote to memory of 1672	240	rundll32.exe	WerFault.exe
PID 240 wrote to memory of 1672	240	rundll32.exe	WerFault.exe
PID 240 wrote to memory of 1672	240	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1116-57-0x0000000010000000-0x000000001008F000-memory.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1884

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1116-57-0x0000000010000000-0x000000001008F000-memory.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 240 -s 196
3⤵
- Program crash
PID:1672

Network

MITRE ATT&CK Matrix

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Downloads

memory/240-54-0x0000000000000000-mapping.dmp

Download
memory/240-55-0x0000000075191000-0x0000000075193000-memory.dmp

Filesize
8KB

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memory/1672-56-0x0000000000000000-mapping.dmp

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