yunsip | a93e6088e64d750c64867cf12af5efaab2d651d0135fdc0fb4152221849334c2

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
18-04-2024 01:08

Target

a93e6088e64d750c64867cf12af5efaab2d651d0135fdc0fb4152221849334c2.dll
Size

1.3MB
MD5

4d83e955d90d56f6432a9488c93a275b
SHA1

86cd5d01975e962316b2e1a727bd0f7db97782a5
SHA256

a93e6088e64d750c64867cf12af5efaab2d651d0135fdc0fb4152221849334c2
SHA512

5bbd36dfaebf250d88d5870f47403c1f7ea7e5fb8611158bf83237e9a1f98426292a6ea99acd096d2c731c16054e5530a03424b3bc0544eb51e1281404af8d02
SSDEEP

6144:jDgtfRQUHPw06MoV2nwTBlhm8zDgtfRQUHPw06MoV2nwTBlhm8Q:jDgN6MoIwT3vDgN6MoIwT30

Score

10^/10

Yunsip
Remote backdoor which communicates with a C2 server to receive commands.
trojan banker yunsip

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2012 wrote to memory of 2088	2012	rundll32.exe	rundll32.exe
PID 2012 wrote to memory of 2088	2012	rundll32.exe	rundll32.exe
PID 2012 wrote to memory of 2088	2012	rundll32.exe	rundll32.exe
PID 2012 wrote to memory of 2088	2012	rundll32.exe	rundll32.exe
PID 2012 wrote to memory of 2088	2012	rundll32.exe	rundll32.exe
PID 2012 wrote to memory of 2088	2012	rundll32.exe	rundll32.exe
PID 2012 wrote to memory of 2088	2012	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a93e6088e64d750c64867cf12af5efaab2d651d0135fdc0fb4152221849334c2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2012

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a93e6088e64d750c64867cf12af5efaab2d651d0135fdc0fb4152221849334c2.dll,#1
2⤵
PID:2088