516a0a49cdb88b46293b28ab5a64dc3b1f7615cd6803d0a85f15c7e57480bbc3

Analysis

max time kernel
134s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/08/2024, 17:56

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General

Target

b473d15570eeb12206dab6ea9a345526_JaffaCakes118.dll
Size

17KB
MD5

b473d15570eeb12206dab6ea9a345526
SHA1

65a6961a675636d0b2eae0270f61f4c786d80c25
SHA256

516a0a49cdb88b46293b28ab5a64dc3b1f7615cd6803d0a85f15c7e57480bbc3
SHA512

a912b7116de88204e902aabfe7f3bee9fa512c035dbd78838f43e5ff52c0e3dfda4614b5fff976d3fb0114a0fe760ed6e0244f861dd604045fb0288881eedcb8
SSDEEP

384:Z4P9oeN42IMzomTiwbUHP9lK7GlVzstINIaPbnFw:eP9/NrIM1lUHP9AGlVItIuaPbn

Score

8^/10

discovery persistence

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Drivers\CelInDriver.sys	rundll32.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\CelInDrv\ImagePath = "\\??\\C:\\Windows\\system32\\Drivers\\CelInDriver.sys"	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\windds32.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\windds32.dll	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 10 IoCs

pid	Process
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe
3008	rundll32.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3008	rundll32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3008	rundll32.exe
Token: SeDebugPrivilege	3008	rundll32.exe
Token: SeDebugPrivilege	3008	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4620 wrote to memory of 3008	4620	rundll32.exe	84
PID 4620 wrote to memory of 3008	4620	rundll32.exe	84
PID 4620 wrote to memory of 3008	4620	rundll32.exe	84
PID 3008 wrote to memory of 3436	3008	rundll32.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3436
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b473d15570eeb12206dab6ea9a345526_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4620
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\b473d15570eeb12206dab6ea9a345526_JaffaCakes118.dll,#1
    3⤵
    - Drops file in Drivers directory
    - Sets service image path in registry
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: LoadsDriver
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3008-0-0x0000000010000000-0x000000001000C000-memory.dmp

Filesize
48KB

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memory/3008-1-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

Filesize
4KB

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