0ab29a1c5c76e79998b45ddc32e3377d3f59bcd99a0f67f3e831ad02996c96b8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
24-05-2024 18:38

Target

$TEMP/diaeresis.dll
Size

10KB
MD5

51921a259471561b82e7b37b08cac3a5
SHA1

a3d991d42e1861f4db64438969116771bc8dbb81
SHA256

32dc82dd46ca4e4937b9f3c31988dde9cd1cfd4c907798d942b13394169f1bf6
SHA512

2446084e48688f37e60116c734dc9c8172e3692b2dde6e915c35f89bed7c383c4c62516680b4a701f3a8d29bcfdf7418f9846c302d4a64f042aabe000b07aa7a
SSDEEP

192:dWRKKJtAvnh/W+z0DPlZ8GRSkmBxu22HypO00XX:dwJtAf70pRgxdJO00XX

Score

4^/10

Drops file in Windows directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\win.ini rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\win.ini	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2620 wrote to memory of 1256	2620	rundll32.exe	rundll32.exe
PID 2620 wrote to memory of 1256	2620	rundll32.exe	rundll32.exe
PID 2620 wrote to memory of 1256	2620	rundll32.exe	rundll32.exe
PID 2620 wrote to memory of 1256	2620	rundll32.exe	rundll32.exe
PID 2620 wrote to memory of 1256	2620	rundll32.exe	rundll32.exe
PID 2620 wrote to memory of 1256	2620	rundll32.exe	rundll32.exe
PID 2620 wrote to memory of 1256	2620	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\diaeresis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2620

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMP\diaeresis.dll,#1
2⤵
- Drops file in Windows directory
PID:1256

C:\Windows\win.ini
Filesize
517B

MD5
893cae59ab5945a94a7da007d47a1255

SHA1
d4cfd81c6647ca64022bd307c08a7fb4bbbd4c06

SHA256
edfa0f2d3bea9f737e0315971c6f81d3d8e7d460b60a19351ada0316a093c938

SHA512
d66e454781f54f45df814ad32d687b0f100578c2a4ffca62de81add04281fb881a550702bd2d058933d3736d14e88624af268a86ce24b0c3935242b206ffdcc9

Download Submit
memory/1256-0-0x00000000001B0000-0x00000000001B7000-memory.dmp

Filesize
28KB

Download
memory/1256-6-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/1256-7-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download