yunsip | 114930b482d50e712e8a50bc3df4ffc5cbc6d16ff0307a2a9873c7b8b2703323

Analysis

max time kernel
94s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 18:51

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General

Target

114930b482d50e712e8a50bc3df4ffc5cbc6d16ff0307a2a9873c7b8b2703323.dll
Size

1.0MB
MD5

e909718353327e160e98e242745d2d3a
SHA1

e44d98a891a607508dc531b5a8d58fb23e045ae7
SHA256

114930b482d50e712e8a50bc3df4ffc5cbc6d16ff0307a2a9873c7b8b2703323
SHA512

0b74e4a9cd26b4bb73963f795ddd6898304143f6de3accda75a82d54c8e52e1fac9bdc0e9f468d70d8b9f4f3e010e4624672c6ea85f18e88765ff55510f8b3d8
SSDEEP

6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYY2:o6RI1Fo/wT3cJYYYYYYYYYYYY2

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 2160 wrote to memory of 2472	2160	rundll32.exe	82
PID 2160 wrote to memory of 2472	2160	rundll32.exe	82
PID 2160 wrote to memory of 2472	2160	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\114930b482d50e712e8a50bc3df4ffc5cbc6d16ff0307a2a9873c7b8b2703323.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\114930b482d50e712e8a50bc3df4ffc5cbc6d16ff0307a2a9873c7b8b2703323.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2472

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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