yunsip | be97e94befb8421724780b35accc308e76322b56f418e0a7f7e4250a20a0a8a9

Analysis

max time kernel
139s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
05-11-2024 16:53

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General

Target

be97e94befb8421724780b35accc308e76322b56f418e0a7f7e4250a20a0a8a9N.dll
Size

582KB
MD5

4067cd4b993c656782137b6b4b4f62c0
SHA1

9cbed67c2dba2b3b758b3f210caae3ca40e44166
SHA256

be97e94befb8421724780b35accc308e76322b56f418e0a7f7e4250a20a0a8a9
SHA512

16783114dbad0e17f3c0fe5a7890942484fd1878eb775932eb6b0c6626450174603432fb1cdb68683b7b83a15f4d735023edcb0b08115ff5ebe22f012990540f
SSDEEP

3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0Z:jDgtfRQUHPw06MoV2nwTBlhm8B

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 1356 wrote to memory of 1824	1356	rundll32.exe	84
PID 1356 wrote to memory of 1824	1356	rundll32.exe	84
PID 1356 wrote to memory of 1824	1356	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\be97e94befb8421724780b35accc308e76322b56f418e0a7f7e4250a20a0a8a9N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1356
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\be97e94befb8421724780b35accc308e76322b56f418e0a7f7e4250a20a0a8a9N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1824

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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