77ffbc84bb53e754063a0466a9e9d84fd2fcc5948fd0abf50d235c821e532862 | Triage

Analysis

max time kernel
37s
max time network
45s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-06-2022 02:57

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General

Target

77ffbc84bb53e754063a0466a9e9d84fd2fcc5948fd0abf50d235c821e532862.dll
Size

204KB
MD5

364ec84fa3ec7aa68b2098dd51dc1fa4
SHA1

ea94165d297f54a91b01ccd41f9de98b5909d12a
SHA256

77ffbc84bb53e754063a0466a9e9d84fd2fcc5948fd0abf50d235c821e532862
SHA512

e95525cd1d20481dfb51b772d40aa94abbe4716fad2e734ed1572e6121be611ea765a0aa5b6302e1a789f1a47ae50a39984c3e86e091ae87e755607cb4e9025c

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

952 272 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 776 wrote to memory of 272	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 272	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 272	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 272	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 272	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 272	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 272	776	rundll32.exe	rundll32.exe
PID 272 wrote to memory of 952	272	rundll32.exe	WerFault.exe
PID 272 wrote to memory of 952	272	rundll32.exe	WerFault.exe
PID 272 wrote to memory of 952	272	rundll32.exe	WerFault.exe
PID 272 wrote to memory of 952	272	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\77ffbc84bb53e754063a0466a9e9d84fd2fcc5948fd0abf50d235c821e532862.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\77ffbc84bb53e754063a0466a9e9d84fd2fcc5948fd0abf50d235c821e532862.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 272 -s 232
3⤵
- Program crash
PID:952

MITRE ATT&CK Matrix

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Downloads

memory/272-54-0x0000000000000000-mapping.dmp

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memory/272-55-0x00000000753B1000-0x00000000753B3000-memory.dmp

Filesize
8KB

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memory/952-56-0x0000000000000000-mapping.dmp

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