c423d9fccb6e1661d1d161c2c00506823833fbab58cd435b827ef66b604c2bab

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
29/08/2024, 11:36

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General

Target

c8be3dec004a214646088b58c746ce18_JaffaCakes118.dll
Size

120KB
MD5

c8be3dec004a214646088b58c746ce18
SHA1

4139da8e31b1f3d41ae25d63b3135df375dc8436
SHA256

c423d9fccb6e1661d1d161c2c00506823833fbab58cd435b827ef66b604c2bab
SHA512

2ff8e2555e7c92d74d4745991c06c5998e82bbf6909e2f2d714d2bebb8eb5ef19578ee17fad890421aedd13d4b44a2abc4bb29a4f54118c0141a214b3d2de5f4
SSDEEP

1536:YoGzl0+WpjC5xN8+wWbaO0Sx7/KGnLGYOeU2RCuygO/48QuV6XNjmMZGf:YXC4cO0SXSuyrAuVSNjmMZGf

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	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 1 IoCs

pid	Process
852	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 332 wrote to memory of 852	332	rundll32.exe	31
PID 332 wrote to memory of 852	332	rundll32.exe	31
PID 332 wrote to memory of 852	332	rundll32.exe	31
PID 332 wrote to memory of 852	332	rundll32.exe	31
PID 332 wrote to memory of 852	332	rundll32.exe	31
PID 332 wrote to memory of 852	332	rundll32.exe	31
PID 332 wrote to memory of 852	332	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8be3dec004a214646088b58c746ce18_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c8be3dec004a214646088b58c746ce18_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/852-0-0x0000000000140000-0x000000000014B000-memory.dmp

Filesize
44KB

Download
memory/852-1-0x0000000010000000-0x000000001000A000-memory.dmp

Filesize
40KB

Download
memory/852-4-0x0000000000140000-0x000000000014B000-memory.dmp

Filesize
44KB

Download
memory/852-6-0x0000000000140000-0x000000000014B000-memory.dmp

Filesize
44KB

Download