yunsip | 59d72d29eac65a2f817d407d8cda0f6b56bb8aff43b8d15732933d79eabb96ba

Analysis

max time kernel
113s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20-08-2024 17:45

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General

Target

296ab9255e3370666e9f97243f00e350N.dll
Size

952KB
MD5

296ab9255e3370666e9f97243f00e350
SHA1

5046f855740aa105daec84f15d068d41d855b93a
SHA256

59d72d29eac65a2f817d407d8cda0f6b56bb8aff43b8d15732933d79eabb96ba
SHA512

f6aca5335dddd5ddf860b20fa2e99a039d69a649b8af8c29d53547061b08d6197899972e3bf0736bc49029b6f4f7e2732794022a358f660e96840e79f155d263
SSDEEP

6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYY2jjjjjjjjjjjjjjjjjjjjjjt:o6RI1Fo/wT3cJYYYYYYYYYYYYy

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 3228 wrote to memory of 3232	3228	rundll32.exe	83
PID 3228 wrote to memory of 3232	3228	rundll32.exe	83
PID 3228 wrote to memory of 3232	3228	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\296ab9255e3370666e9f97243f00e350N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\296ab9255e3370666e9f97243f00e350N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3232

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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