d16dddc1e9ad69c5ef67afd93eb801c74ca5b95ec8b46741786c8c8ec47b1b1d

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
23-04-2024 14:29

Target

heur000.dll
Size

124KB
MD5

ca4822789da674e2ae4658ee4250adb5
SHA1

58c3f3f15781cd775ce485f5c4d392b31bdbbe10
SHA256

16e8d6dc3e1c3562f8f7e98d492c152965fc08d7cc57e3846e35de11af49092e
SHA512

7022c63c100acc1cd2083f051ce37baa8a8e1dd1fad7c76e0ff90e05fc1c59356f9e2ae09402ca4f91bafece0c9ee52af804c52f05e6453d42bf3816542a61d7
SSDEEP

3072:prQm5MC1bRoAwOSxoPMVsf0nQla8vxgs2N+r3rk:Km53RRgPvSCsDr3r

Score

1^/10

Modifies registry class 3 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2220 wrote to memory of 2300	2220	rundll32.exe	rundll32.exe
PID 2220 wrote to memory of 2300	2220	rundll32.exe	rundll32.exe
PID 2220 wrote to memory of 2300	2220	rundll32.exe	rundll32.exe
PID 2220 wrote to memory of 2300	2220	rundll32.exe	rundll32.exe
PID 2220 wrote to memory of 2300	2220	rundll32.exe	rundll32.exe
PID 2220 wrote to memory of 2300	2220	rundll32.exe	rundll32.exe
PID 2220 wrote to memory of 2300	2220	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\heur000.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\heur000.dll,#1
2⤵
- Modifies registry class
PID:2300

memory/2300-0-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download
memory/2300-1-0x0000000010000000-0x0000000010028000-memory.dmp

Filesize
160KB

Download
memory/2300-2-0x0000000000180000-0x00000000001AC000-memory.dmp

Filesize
176KB

Download
memory/2300-3-0x0000000000420000-0x0000000000421000-memory.dmp

Filesize
4KB

Download
memory/2300-4-0x0000000000410000-0x0000000000411000-memory.dmp

Filesize
4KB

Download
memory/2300-5-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2300-6-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2300-7-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2300-8-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download
memory/2300-9-0x0000000000430000-0x0000000000431000-memory.dmp

Filesize
4KB

Download