yunsip | d50b15c61fc7de0b0de24db129e85e6e0ecf2451189329748cbe7964b5e34d48

Analysis

max time kernel
135s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 03:27

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General

Target

29f620e1b9d2e4f8b435d548398bab22_JaffaCakes118.dll
Size

219KB
MD5

29f620e1b9d2e4f8b435d548398bab22
SHA1

3e9ba82bdd4e1e0ed52e9e0baeae04d29e756b45
SHA256

d50b15c61fc7de0b0de24db129e85e6e0ecf2451189329748cbe7964b5e34d48
SHA512

e1855b698439e16de9c503824a18a6240e2f2fd0632b5a5bbe63e6de3f794e421ff71eca156ea235af061739fa7e8761fc1f676f4879bf18ea1fcf2a016113fb
SSDEEP

3072:jDKpt9sSR0HUHPwZWLnWVfEAzV2IJIwTBftpmc+z+f3Q0U: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 3 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 3176	2240	rundll32.exe	85
PID 2240 wrote to memory of 3176	2240	rundll32.exe	85
PID 2240 wrote to memory of 3176	2240	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\29f620e1b9d2e4f8b435d548398bab22_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\29f620e1b9d2e4f8b435d548398bab22_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3176

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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