e7b7f76bf419c41520779f86d596e2825975fef7535d8ed0f478e2a5f021be9e

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
21/04/2024, 02:34

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General

Target

fe3abbcc355662b4809ec3f870d993fe_JaffaCakes118.dll
Size

9KB
MD5

fe3abbcc355662b4809ec3f870d993fe
SHA1

5a213d8d0c509d84d835d565ec40e053df0c694b
SHA256

e7b7f76bf419c41520779f86d596e2825975fef7535d8ed0f478e2a5f021be9e
SHA512

3b5039122d07797cc72a072f0c3b2ab696161b290e3c5447180dbf0e8691940310bb20478b5a0ede0b3005c467e95b8c1e5344ac7e74f1e79f55b01f025d8c93
SSDEEP

192:kQANRL72nNWHuUPzfzu03RvxJPy6g67e4ZsXKWgNzHpch/rZxb8HkgUw9K:4/L70NkuUP+03R3av67e4Z1BNzH6h/fL

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe
3476	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3476	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2740 wrote to memory of 3476	2740	rundll32.exe	87
PID 2740 wrote to memory of 3476	2740	rundll32.exe	87
PID 2740 wrote to memory of 3476	2740	rundll32.exe	87
PID 3476 wrote to memory of 3440	3476	rundll32.exe	57

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3440
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe3abbcc355662b4809ec3f870d993fe_JaffaCakes118.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe3abbcc355662b4809ec3f870d993fe_JaffaCakes118.dll,#1
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3476

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3476-0-0x0000000025000000-0x0000000025015000-memory.dmp

Filesize
84KB

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