yunsip | ccd6b836a5f68435029fcd0d6e6672469e13912784b3cb61766369adf136162e

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 07:36

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General

Target

2d514e186b8ff7a59685d10fa8460804_JaffaCakes118.dll
Size

255KB
MD5

2d514e186b8ff7a59685d10fa8460804
SHA1

09deab99b12c9e6fe57f07fbb925df25692e4e9d
SHA256

ccd6b836a5f68435029fcd0d6e6672469e13912784b3cb61766369adf136162e
SHA512

ad9a68940e5447e370c9023b7a42619147496c031d9e9812e58f149d35756276b6b9f18d6ab00b4add86241456258d37c365dfe09f987a114971bc1d70cbdb79
SSDEEP

3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0e:jDgtfRQUHPw06MoV2nwTBlhm8m

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 2380 wrote to memory of 2076	2380	rundll32.exe	30
PID 2380 wrote to memory of 2076	2380	rundll32.exe	30
PID 2380 wrote to memory of 2076	2380	rundll32.exe	30
PID 2380 wrote to memory of 2076	2380	rundll32.exe	30
PID 2380 wrote to memory of 2076	2380	rundll32.exe	30
PID 2380 wrote to memory of 2076	2380	rundll32.exe	30
PID 2380 wrote to memory of 2076	2380	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d514e186b8ff7a59685d10fa8460804_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d514e186b8ff7a59685d10fa8460804_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2076

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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