yunsip | 753ca3b7402951cc450c1469e30d37fb909ce9b28c2a537b5899e5cc9fe61f24 | Triage

Analysis

max time kernel
138s
max time network
143s
platform
windows10_x64
resource
win10v20210410
submitted
18-05-2021 07:59

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General

Target

753ca3b7402951cc450c1469e30d37fb909ce9b28c2a537b5899e5cc9fe61f24.dll
Size

666KB
MD5

db47339ccdb00c5fd9e6d2b911ade3b9
SHA1

f68eaa8c7e3f7dfa921b77d07cd2d3d470e7f058
SHA256

753ca3b7402951cc450c1469e30d37fb909ce9b28c2a537b5899e5cc9fe61f24
SHA512

a8809a7383b11cebb150872933b87f896b43ed77fedce7d8419b21424553418f2c49a953fcb2f80172ad44efd12e43b141607cda2cbe5cc88c1068cefb6b7241

Score

10^/10

yunsip banker trojan

Malware Config

Signatures

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

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3616 wrote to memory of 3024	3616	rundll32.exe	rundll32.exe
PID 3616 wrote to memory of 3024	3616	rundll32.exe	rundll32.exe
PID 3616 wrote to memory of 3024	3616	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\753ca3b7402951cc450c1469e30d37fb909ce9b28c2a537b5899e5cc9fe61f24.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3616

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\753ca3b7402951cc450c1469e30d37fb909ce9b28c2a537b5899e5cc9fe61f24.dll,#1
2⤵
PID:3024

MITRE ATT&CK Matrix

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Downloads

memory/3024-114-0x0000000000000000-mapping.dmp

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