f87a582d981e57b3b38b7368483b8bede0eece6eb2c41ee8704837686a748edd | Triage

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-en-20211208
submitted
18-01-2022 20:28

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General

Target

4740fe0e7c4f92b8b44f7c3e05918f67.dll
Size

408KB
MD5

4740fe0e7c4f92b8b44f7c3e05918f67
SHA1

2b9ee1a2fc032ec7dbd0ef21ef4547226d5c6555
SHA256

f87a582d981e57b3b38b7368483b8bede0eece6eb2c41ee8704837686a748edd
SHA512

bd58d1dadabfe27bad8095898fd91c2c768042fd2ea98a324730074efeec858ef029d4d4bf4a738457b828f72af63ac4ccea320f18a002a5f9a4e59aa6177c7c

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

regsvr32.exeregsvr32.exe

description	pid	process	target process
PID 756 wrote to memory of 752	756	regsvr32.exe	regsvr32.exe
PID 756 wrote to memory of 752	756	regsvr32.exe	regsvr32.exe
PID 756 wrote to memory of 752	756	regsvr32.exe	regsvr32.exe
PID 756 wrote to memory of 752	756	regsvr32.exe	regsvr32.exe
PID 756 wrote to memory of 752	756	regsvr32.exe	regsvr32.exe
PID 756 wrote to memory of 752	756	regsvr32.exe	regsvr32.exe
PID 756 wrote to memory of 752	756	regsvr32.exe	regsvr32.exe
PID 752 wrote to memory of 1916	752	regsvr32.exe	rundll32.exe
PID 752 wrote to memory of 1916	752	regsvr32.exe	rundll32.exe
PID 752 wrote to memory of 1916	752	regsvr32.exe	rundll32.exe
PID 752 wrote to memory of 1916	752	regsvr32.exe	rundll32.exe
PID 752 wrote to memory of 1916	752	regsvr32.exe	rundll32.exe
PID 752 wrote to memory of 1916	752	regsvr32.exe	rundll32.exe
PID 752 wrote to memory of 1916	752	regsvr32.exe	rundll32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4740fe0e7c4f92b8b44f7c3e05918f67.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:756

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\4740fe0e7c4f92b8b44f7c3e05918f67.dll
2⤵
- Suspicious use of WriteProcessMemory
PID:752

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\4740fe0e7c4f92b8b44f7c3e05918f67.dll",DllRegisterServer
3⤵
PID:1916

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/752-55-0x0000000075531000-0x0000000075533000-memory.dmp

Filesize
8KB

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memory/756-54-0x000007FEFC0E1000-0x000007FEFC0E3000-memory.dmp

Filesize
8KB

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