15eabef86eb6810f08b2d2bc304cb53101bfb90b51a0c77cd69292235654f4c4

Analysis

max time kernel
93s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 03:18

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General

Target

JaffaCakes118_01afbc75bbd100b6e856376b56d195e3.dll
Size

230KB
MD5

01afbc75bbd100b6e856376b56d195e3
SHA1

d46e2461fe343246efcf249f022100fd8b8874ff
SHA256

15eabef86eb6810f08b2d2bc304cb53101bfb90b51a0c77cd69292235654f4c4
SHA512

39b330313dc942f783346dffcff294ab73f6fc39528336fa54405a7215f66993012418adcd3d6f6ae64a1a62006829d720cc91dc933b37fdaf6cdd6ec5b6c921
SSDEEP

6144:phta5vRFaiyUglpVanTWe3OSSuApN4obaa:ftKvbaiyD0qe+SSjYa

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2872	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2004	2872	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 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	rundll32mgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2296	2000	rundll32.exe	83
PID 2000 wrote to memory of 2296	2000	rundll32.exe	83
PID 2000 wrote to memory of 2296	2000	rundll32.exe	83
PID 2296 wrote to memory of 2872	2296	rundll32.exe	84
PID 2296 wrote to memory of 2872	2296	rundll32.exe	84
PID 2296 wrote to memory of 2872	2296	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01afbc75bbd100b6e856376b56d195e3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_01afbc75bbd100b6e856376b56d195e3.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2296
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2872
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2872 -s 432
      4⤵
      Program crash
      PID:2004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2872 -ip 2872
1⤵
PID:3180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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

C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
164KB

MD5
bac62a1c9386cfd104f15213cc1bfa68

SHA1
98e16228412cdd5fb3360836bfc12b4128a8b86a

SHA256
ff19f9d04f8156ad7b53e0fc0a4a180b8128ed9013147eb495a9d55ab69d5a33

SHA512
7223f2ff850bf2960a6d3bac87f56c42a04270a167ad0f5ef47c79a52864a6732e52947fe33175a263e527c56279a445d5ee29e639b49713cfa55e1864f7f70f

Download Submit
memory/2296-0-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

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