a1911859f546fdbcb36457c30199f4ca3ed2aa161654e2ff2db0893e0b064c45

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 17:12

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General

Target

06ad83fc7d3265a37b6aa64314930e20_JaffaCakes118.dll
Size

701KB
MD5

06ad83fc7d3265a37b6aa64314930e20
SHA1

0327027fe2223e95c9f7728d4d3e049b6566477a
SHA256

a1911859f546fdbcb36457c30199f4ca3ed2aa161654e2ff2db0893e0b064c45
SHA512

377c2d0bf544437167710ff2b73ef92de33fdb7f5d30dd937526c73a89a13c4ac29f4bce403d0e89942f65030c9b9973051b7896a80827956767fcf4e0dddbb8
SSDEEP

12288:SSYJvY39MklV1xSuZ31Wd1ZSvux1LUENTxBwFIKBqMPl4K5kZ8G66qK+bb9:SGM2TSulgd1ZCurdYbBa0kZ8wtop

Score

7^/10

discovery evasion themida

Malware Config

Signatures

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Wine	rundll32.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/memory/3728-0-0x0000000075050000-0x00000000751F2000-memory.dmp	themida
behavioral2/memory/3728-3-0x0000000075050000-0x00000000751F2000-memory.dmp	themida

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 1460 wrote to memory of 3728	1460	rundll32.exe	83
PID 1460 wrote to memory of 3728	1460	rundll32.exe	83
PID 1460 wrote to memory of 3728	1460	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\06ad83fc7d3265a37b6aa64314930e20_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1460
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\06ad83fc7d3265a37b6aa64314930e20_JaffaCakes118.dll,#1
  2⤵
  - Identifies Wine through registry keys
  - System Location Discovery: System Language Discovery
  PID:3728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3728-0-0x0000000075050000-0x00000000751F2000-memory.dmp

Filesize
1.6MB

Download
memory/3728-2-0x0000000002220000-0x00000000023BE000-memory.dmp

Filesize
1.6MB

Download
memory/3728-1-0x00000000008B0000-0x000000000094D000-memory.dmp

Filesize
628KB

Download
memory/3728-3-0x0000000075050000-0x00000000751F2000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads