yunsip | b92c757692650fdc8b62670ed95112ef506fb96fc4709c3affa309c0eae72fd4 | Triage

Analysis

max time kernel
11s
max time network
117s
platform
windows10_x64
resource
win10v20201028
submitted
08-11-2020 18:09

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General

Target

b92c757692650fdc8b62670ed95112ef506fb96fc4709c3affa309c0eae72fd4.dll
Size

731KB
MD5

b11f95abf0bb2d8ac8432dbc211a9d88
SHA1

582617c4172918d61a9d942655f253172cb33473
SHA256

b92c757692650fdc8b62670ed95112ef506fb96fc4709c3affa309c0eae72fd4
SHA512

464c1d34c17a1c1795734144851072ecb7c1a00497086a90b9394f3b2a867ac766535a427e2d249c0a649e622e89a2658826b2e09acbbe647d2efd03eb5356da

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 4760 wrote to memory of 4788	4760	rundll32.exe	rundll32.exe
PID 4760 wrote to memory of 4788	4760	rundll32.exe	rundll32.exe
PID 4760 wrote to memory of 4788	4760	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b92c757692650fdc8b62670ed95112ef506fb96fc4709c3affa309c0eae72fd4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4760

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b92c757692650fdc8b62670ed95112ef506fb96fc4709c3affa309c0eae72fd4.dll,#1
2⤵
PID:4788

MITRE ATT&CK Matrix

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Downloads

memory/4788-0-0x0000000000000000-mapping.dmp

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