yunsip | d6ba44d56611edaa6d9f4cbad5632a8b4f1c4b48cef1a8c25be55207c0bfa9ad

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 03:53

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General

Target

d6ba44d56611edaa6d9f4cbad5632a8b4f1c4b48cef1a8c25be55207c0bfa9ad.dll
Size

989KB
MD5

73c29f9d61d9ce1f2e946aece08f4cd2
SHA1

635552f3c01ea9893947f62528540a6426eceb64
SHA256

d6ba44d56611edaa6d9f4cbad5632a8b4f1c4b48cef1a8c25be55207c0bfa9ad
SHA512

779aa8bbaf2264903fd54174acabc636fb0e9cc07b466446837a468a3e1f65419f7965fbcd36c503060dab3d9acf7a67697da3da52d7e078cf23653fcabbd43e
SSDEEP

3072:o6pU5Y1DXnbMn7Uzkop61/dAzV2O3XwTBftrm2YedGf3QKZDq:o6C5AXbMn7UI1FoV2gwTBlrIckPY

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 7 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30
PID 2192 wrote to memory of 2680	2192	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6ba44d56611edaa6d9f4cbad5632a8b4f1c4b48cef1a8c25be55207c0bfa9ad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6ba44d56611edaa6d9f4cbad5632a8b4f1c4b48cef1a8c25be55207c0bfa9ad.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2680

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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