d869ab6d3b4006b7732be179e5efe09025f4664e84bf7ac1b186ca7c8f633700

Analysis

max time kernel
138s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13/08/2024, 21:24

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

94cb70bec12f72d7add5cc385e0b09dd_JaffaCakes118.dll
Size

773KB
MD5

94cb70bec12f72d7add5cc385e0b09dd
SHA1

007974e4747acb0a2917a6d1c62daa4797871eba
SHA256

d869ab6d3b4006b7732be179e5efe09025f4664e84bf7ac1b186ca7c8f633700
SHA512

b3a54ee75a11db99b5651ff9a0822567080614ce456ea0bb1986657c9b8b6c9dcff324aca21b4d80661d146b6ab40c21b576aaba279048ddf1ba4305487668e3
SSDEEP

12288:YN/2AmIKG7+YyKQIDDCxc4liVJGuVTLDU1ntK3jAQ2l8diSG4G3dQWBf+QtIGe1:YNK45JicVBhLQ16j/dCjlB2Kg

Score

9^/10

discovery evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	rundll32.exe

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-1-5-21-1194130065-3471212556-1656947724-1000\Software\Wine	rundll32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1776	rundll32.exe

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
1776	rundll32.exe
1776	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 1776	868	rundll32.exe	84
PID 868 wrote to memory of 1776	868	rundll32.exe	84
PID 868 wrote to memory of 1776	868	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\94cb70bec12f72d7add5cc385e0b09dd_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\94cb70bec12f72d7add5cc385e0b09dd_JaffaCakes118.dll,#1
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1776

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1776-0-0x0000000013140000-0x0000000013315000-memory.dmp

Filesize
1.8MB

Download
memory/1776-1-0x0000000001EA0000-0x0000000001F3D000-memory.dmp

Filesize
628KB

Download
memory/1776-2-0x00000000775C4000-0x00000000775C6000-memory.dmp

Filesize
8KB

Download
memory/1776-3-0x0000000013141000-0x0000000013165000-memory.dmp

Filesize
144KB

Download
memory/1776-4-0x0000000013140000-0x0000000013315000-memory.dmp

Filesize
1.8MB

Download