yunsip | 798d65ba837e71c4c4549206285aaa91e5c20ce37a22471782cbf0786bb52998

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 05:46

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General

Target

798d65ba837e71c4c4549206285aaa91e5c20ce37a22471782cbf0786bb52998N.dll
Size

807KB
MD5

9bce3ce4593855c2a29579b039d85400
SHA1

e0e2b71812969496372a6b25564a3c7a2f79a219
SHA256

798d65ba837e71c4c4549206285aaa91e5c20ce37a22471782cbf0786bb52998
SHA512

09778cf3a81644871473d41cb2a148be6f9c029ce7c91c0cfa0b37de03f4b6f130c6f44d237df3bef1400a754dc0dd42bf2911a8e5c691338153573ab9430a21
SSDEEP

3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0T:jDgtfRQUHPw06MoV2nwTBlhm87

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
Yunsip family
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 2604 wrote to memory of 4272	2604	rundll32.exe	83
PID 2604 wrote to memory of 4272	2604	rundll32.exe	83
PID 2604 wrote to memory of 4272	2604	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\798d65ba837e71c4c4549206285aaa91e5c20ce37a22471782cbf0786bb52998N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\798d65ba837e71c4c4549206285aaa91e5c20ce37a22471782cbf0786bb52998N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4272

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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