746de725b958eb6dc30b836114a79cb0071fda04a15dcc938a6ced5586de25d0 | Triage

Analysis

max time kernel
40s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 09:38

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General

Target

ipacc/jifeng.dll
Size

92KB
MD5

aab6b655c762d23f0cb1f637a89618b7
SHA1

8c04e00597c1d79371d198265b57c3de5216fa3d
SHA256

7e46bb82ca755e4de75cf7c5809cb08152cf08199917a8821785f7ec6716ca35
SHA512

7c663042bea8d55bc0b211dcf88d7df32691818d66ab181f81ea8de42b04c285354b4e837647713484239082bb3ead692d676ec30f4c058860b7faca54744b62
SSDEEP

1536:9pyxTQJgERdH+BFUEpf1lzHRfIevaMalJt+JJP6:GTQJgERCieaMalJt+zS

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1496 868 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1316 wrote to memory of 868	1316	rundll32.exe	rundll32.exe
PID 1316 wrote to memory of 868	1316	rundll32.exe	rundll32.exe
PID 1316 wrote to memory of 868	1316	rundll32.exe	rundll32.exe
PID 1316 wrote to memory of 868	1316	rundll32.exe	rundll32.exe
PID 1316 wrote to memory of 868	1316	rundll32.exe	rundll32.exe
PID 1316 wrote to memory of 868	1316	rundll32.exe	rundll32.exe
PID 1316 wrote to memory of 868	1316	rundll32.exe	rundll32.exe
PID 868 wrote to memory of 1496	868	rundll32.exe	WerFault.exe
PID 868 wrote to memory of 1496	868	rundll32.exe	WerFault.exe
PID 868 wrote to memory of 1496	868	rundll32.exe	WerFault.exe
PID 868 wrote to memory of 1496	868	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ipacc\jifeng.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1316

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ipacc\jifeng.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 868 -s 228
3⤵
- Program crash
PID:1496

Network

MITRE ATT&CK Matrix

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Downloads

memory/868-54-0x0000000000000000-mapping.dmp

Download
memory/868-55-0x0000000075351000-0x0000000075353000-memory.dmp

Filesize
8KB

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memory/1496-56-0x0000000000000000-mapping.dmp

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