yunsip | 8cd7c3484dc6efd65911c1847706803a2079e186a093f8a909443580bc7c7416

Analysis

max time kernel
100s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
14-10-2024 00:50

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General

Target

8cd7c3484dc6efd65911c1847706803a2079e186a093f8a909443580bc7c7416.dll
Size

714KB
MD5

482a67f4a5412d550fb09a3acd3e19ba
SHA1

9105d5eace5ea603e9f13d3462f164c1c6653563
SHA256

8cd7c3484dc6efd65911c1847706803a2079e186a093f8a909443580bc7c7416
SHA512

fd9f55a1e5fd113c37d37dd24c8f1057a83dba6a21ecd2db9384c1e481196836ac69f9efc86b3a2db2c72f489bbbae8ac92062b609cccec6ea56e00e19dcfb9b
SSDEEP

6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYYz:o6RI1Fo/wT3cJYYYYYYYYYYYYz

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 4812 wrote to memory of 2472	4812	rundll32.exe	83
PID 4812 wrote to memory of 2472	4812	rundll32.exe	83
PID 4812 wrote to memory of 2472	4812	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8cd7c3484dc6efd65911c1847706803a2079e186a093f8a909443580bc7c7416.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4812
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8cd7c3484dc6efd65911c1847706803a2079e186a093f8a909443580bc7c7416.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2472

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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