yunsip | 7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4ee

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04/01/2025, 10:59

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General

Target
7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4eeN.dll
Size 1.0MB
Sample250104-m3dvdsymgn
SHA256 7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4ee
MD5 e52194db22e34d80479e1298572590b0
SHA1 eaa5dc518d87d642308b44f75b5b0d00109d4dbb
SHA512 ab8db6b75194b1d595f3a5ee30bed4fdb54221d639dcb7142c1521d805e001242e87013688344db6f4919f1ce64d4b9a3f581219e483dcda79d61615840511b0
SSDEEP 6144:o6C5AXbMn7UI1FoV2gwTBlrIckPJYYYYYYYYYYYY2:o6RI1Fo/wT3cJYYYYYYYYYYYY2
MD5 SHA1 SHA512 SSDEEP

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 3940 wrote to memory of 4212	3940	rundll32.exe	83
PID 3940 wrote to memory of 4212	3940	rundll32.exe	83
PID 3940 wrote to memory of 4212	3940	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4eeN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3940
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7142c96faa25cb35164d952529ece0d8d57e4146c53a3e3469169f5f7065d4eeN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4212

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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