bfcc612286785bf56b53e6a8ef14adac5f292bf5d5b6050b0562f6a258a8e0d1

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
13/08/2024, 21:33

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General

Target

94d2e73c0478b2e67694054bc235a5f2_JaffaCakes118.dll
Size

120KB
MD5

94d2e73c0478b2e67694054bc235a5f2
SHA1

725c1a3cde4cb14e7c191fa439dad9d47ac1fec4
SHA256

bfcc612286785bf56b53e6a8ef14adac5f292bf5d5b6050b0562f6a258a8e0d1
SHA512

6097c625173186253c7a40317fe0a2decf175fd30fde208d08f35c18402fdcadf4e7d8052d269b881d10e231e2fbd7748e04961e285c4bd779ec1cf1ef078da6
SSDEEP

3072:79Kx0jYvdDia35XKTsy1myo5AtBKAqvQWlFA/fUGZc:rmNx38Xho5+KAqvRw0

Score

8^/10

discovery persistence vmprotect

Malware Config

Signatures

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\AwavenbssNum\Parameters\ServiceDll	rundll32.exe

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/memory/3004-0-0x0000000010000000-0x000000001003E000-memory.dmp	vmprotect
behavioral1/memory/3004-1-0x0000000010000000-0x000000001003E000-memory.dmp	vmprotect
behavioral1/memory/3004-3-0x0000000010000000-0x000000001003E000-memory.dmp	vmprotect

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3004	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 use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 3004	2964	rundll32.exe	30
PID 2964 wrote to memory of 3004	2964	rundll32.exe	30
PID 2964 wrote to memory of 3004	2964	rundll32.exe	30
PID 2964 wrote to memory of 3004	2964	rundll32.exe	30
PID 2964 wrote to memory of 3004	2964	rundll32.exe	30
PID 2964 wrote to memory of 3004	2964	rundll32.exe	30
PID 2964 wrote to memory of 3004	2964	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\94d2e73c0478b2e67694054bc235a5f2_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2964
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\94d2e73c0478b2e67694054bc235a5f2_JaffaCakes118.dll,#1
  2⤵
  - Server Software Component: Terminal Services DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:3004

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k krnlsrvc
1⤵
PID:1084

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k krnlsrvc
1⤵
PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/3004-0-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/3004-1-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/3004-2-0x0000000010022000-0x0000000010023000-memory.dmp

Filesize
4KB

Download
memory/3004-3-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download