yunsip | d9d8d7a716947c50d700b3f7b4ade02ded317ed2096775ea6338503e6eeda5d1

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-10-2024 03:55

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General

Target

08c13bac542f5fb0099a530f26b749ae_JaffaCakes118.dll
Size

336KB
MD5

08c13bac542f5fb0099a530f26b749ae
SHA1

898ed4e10f7eab3a1d2493d7df49b3a370c9a60c
SHA256

d9d8d7a716947c50d700b3f7b4ade02ded317ed2096775ea6338503e6eeda5d1
SHA512

a1a90bb5878d47acdfc9d55e326ac1bf9edcfe7d6a67823f8b10c6a108d28cc92ff887ed823f8c0ca59dcdfce5580239450339002359ed542bbc885759df347d
SSDEEP

3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0m:jDgtfRQUHPw06MoV2nwTBlhm8u

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 7 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1624	1848	rundll32.exe	30
PID 1848 wrote to memory of 1624	1848	rundll32.exe	30
PID 1848 wrote to memory of 1624	1848	rundll32.exe	30
PID 1848 wrote to memory of 1624	1848	rundll32.exe	30
PID 1848 wrote to memory of 1624	1848	rundll32.exe	30
PID 1848 wrote to memory of 1624	1848	rundll32.exe	30
PID 1848 wrote to memory of 1624	1848	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\08c13bac542f5fb0099a530f26b749ae_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\08c13bac542f5fb0099a530f26b749ae_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1624

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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