yunsip | c0dfb23af5fda053445a6a1365d8850a37180cc5105a7712e51559b39db0de81

Analysis

max time kernel
148s
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
12-10-2024 18:51

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General

Target

3b8d5b1e7929e30478efdfa7a8a7baf5_JaffaCakes118.dll
Size

219KB
MD5

3b8d5b1e7929e30478efdfa7a8a7baf5
SHA1

359cb20e5d775e97ba97ba268e83968b36f9cde0
SHA256

c0dfb23af5fda053445a6a1365d8850a37180cc5105a7712e51559b39db0de81
SHA512

92d2212a3e893bf71ca9d77e6a2a4c1f0e37c24cd7eef9a43cbdc7cb839fff66ff421ca8a6c0281a67e3c4789c749591779d0e440f117e91aad9337d966d8366
SSDEEP

3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0k:jDgtfRQUHPw06MoV2nwTBlhm8c

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 4924 wrote to memory of 3216	4924	rundll32.exe	83
PID 4924 wrote to memory of 3216	4924	rundll32.exe	83
PID 4924 wrote to memory of 3216	4924	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b8d5b1e7929e30478efdfa7a8a7baf5_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3b8d5b1e7929e30478efdfa7a8a7baf5_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3216

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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