yunsip | d0586543f6fc5062d08b2aa687f9cd631d5850a5ffb391a229dc33d0f0c4f1ae

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13-09-2024 01:27

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General

Target

d30fde9ac91268e28110869aa5a6a330N.dll
Size

1.0MB
MD5

d30fde9ac91268e28110869aa5a6a330
SHA1

51e79259226cbd6310ccc1dfafb69f43f1a398db
SHA256

d0586543f6fc5062d08b2aa687f9cd631d5850a5ffb391a229dc33d0f0c4f1ae
SHA512

747071248bb55511ee7485c671ac3e56b877f10eededb3b629e8528d062ffdae88cadd13ab9e9176c7c9258f6c175911662ba2ab15021d325fc92cad0adb7ebd
SSDEEP

6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYYi:o6RI1Fo/wT3cJYYYYYYYYYYYYi

Score

10^/10

yunsip banker discovery trojan

Malware Config

Signatures

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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 4512	1728	rundll32.exe	83
PID 1728 wrote to memory of 4512	1728	rundll32.exe	83
PID 1728 wrote to memory of 4512	1728	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d30fde9ac91268e28110869aa5a6a330N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d30fde9ac91268e28110869aa5a6a330N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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