yunsip | ba1e80550e25abcbf0b5f84daae20c28a7549c9164220e41fc43ebd724b8835c

Analysis

max time kernel
92s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 12:58

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General

Target

ba1e80550e25abcbf0b5f84daae20c28a7549c9164220e41fc43ebd724b8835cN.dll
Size

618KB
MD5

bec228f9464a7c043b3869615f5c9810
SHA1

e150b08ff5ecd2b992af92e36982776feacfafe3
SHA256

ba1e80550e25abcbf0b5f84daae20c28a7549c9164220e41fc43ebd724b8835c
SHA512

9153476db425189a3f340cfca5ea6ff06460e9b33b2e12cf3f133c775a3e19b50225bb0948d9f3b95f6bec92539053187603f74ed5b9b85f59b49984a6797ae5
SSDEEP

6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYYV:o6RI1Fo/wT3cJYYYYYYYYYYYYV

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 4724 wrote to memory of 3096	4724	rundll32.exe	82
PID 4724 wrote to memory of 3096	4724	rundll32.exe	82
PID 4724 wrote to memory of 3096	4724	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba1e80550e25abcbf0b5f84daae20c28a7549c9164220e41fc43ebd724b8835cN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba1e80550e25abcbf0b5f84daae20c28a7549c9164220e41fc43ebd724b8835cN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3096

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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