aa7f639048e93e2a842f94d592dcc4334d16dd583fe849cc88bbb97f5f0b8997 | Triage

Analysis

max time kernel
16s
max time network
20s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20-07-2024 01:04

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General

Target

$PLUGINSDIR/nsExec.dll
Size

6KB
MD5

b648c78981c02c434d6a04d4422a6198
SHA1

74d99eed1eae76c7f43454c01cdb7030e5772fc2
SHA256

3e3d516d4f28948a474704d5dc9907dbe39e3b3f98e7299f536337278c59c5c9
SHA512

219c88c0ef9fd6e3be34c56d8458443e695badd27861d74c486143306a94b8318e6593bf4da81421e88e4539b238557dd4fe1f5bedf3ecec59727917099e90d2
SSDEEP

96:U7GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgNN3e:mXhHR0aTQN4gRHdMqJVgNE

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1844 3984 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4604 wrote to memory of 3984	4604	rundll32.exe	rundll32.exe
PID 4604 wrote to memory of 3984	4604	rundll32.exe	rundll32.exe
PID 4604 wrote to memory of 3984	4604	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4604

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsExec.dll,#1
2⤵
PID:3984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3984 -s 612
3⤵
- Program crash
PID:1844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3984 -ip 3984
1⤵
PID:2452

Network

MITRE ATT&CK Matrix

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