871cbd0c0177621bb6adba47929a681facdb20149169a381a18d07376a815d0b

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-01-2025 05:17

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General

Target

JaffaCakes118_6a73c854dbde20d840f744469368438d.dll
Size

336KB
MD5

6a73c854dbde20d840f744469368438d
SHA1

619177064a36ea968bb10ae298a169eed8ccea2e
SHA256

871cbd0c0177621bb6adba47929a681facdb20149169a381a18d07376a815d0b
SHA512

25261b8feaa64f315ef2472d362e264bf4e30d8161728734be6000249d22da60b5adeb96d363f6f86ccccd25fe9e3e7cd32d3eb1c4aeca2378d6ad789b25ad13
SSDEEP

6144:88b33QqUrSun0QheXa4MnrbN1yY6X280z:88bHQqUrS6baSSnG8y

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2760	rundll32mgr.exe

Loads dropped DLL 9 IoCs

pid	Process
2672	rundll32.exe
2672	rundll32.exe
2800	WerFault.exe
2800	WerFault.exe
2800	WerFault.exe
2800	WerFault.exe
2800	WerFault.exe
2800	WerFault.exe
2800	WerFault.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
2800	2760	WerFault.exe	31

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 15 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 2672	2664	rundll32.exe	30
PID 2664 wrote to memory of 2672	2664	rundll32.exe	30
PID 2664 wrote to memory of 2672	2664	rundll32.exe	30
PID 2664 wrote to memory of 2672	2664	rundll32.exe	30
PID 2664 wrote to memory of 2672	2664	rundll32.exe	30
PID 2664 wrote to memory of 2672	2664	rundll32.exe	30
PID 2664 wrote to memory of 2672	2664	rundll32.exe	30
PID 2672 wrote to memory of 2760	2672	rundll32.exe	31
PID 2672 wrote to memory of 2760	2672	rundll32.exe	31
PID 2672 wrote to memory of 2760	2672	rundll32.exe	31
PID 2672 wrote to memory of 2760	2672	rundll32.exe	31
PID 2760 wrote to memory of 2800	2760	rundll32mgr.exe	32
PID 2760 wrote to memory of 2800	2760	rundll32mgr.exe	32
PID 2760 wrote to memory of 2800	2760	rundll32mgr.exe	32
PID 2760 wrote to memory of 2800	2760	rundll32mgr.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a73c854dbde20d840f744469368438d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a73c854dbde20d840f744469368438d.dll,#1
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2760
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2760 -s 92
      4⤵
      Loads dropped DLL
      Program crash
      PID:2800

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

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Downloads

\Windows\SysWOW64\rundll32mgr.exe

Filesize
190KB

MD5
0265c517a01dae9fcc1002c1849ceb4c

SHA1
87481bc566e096d771959510f44276abc6d09568

SHA256
97b0adbf41ffdccadb5353ddf717929115b5980c5e7a14a093a955580241880b

SHA512
99cb43e4f672f89e23e17fbea1318ad67478e5e734ec1c058472e686d8d206857cc92769a324c16f82c95b12ff0b81ca936d3ad6b622513b1ea993a9011ff9b6

Download Submit
memory/2672-3-0x0000000074D90000-0x0000000074DE6000-memory.dmp

Filesize
344KB

Download
memory/2672-1-0x0000000074D90000-0x0000000074DE6000-memory.dmp

Filesize
344KB

Download
memory/2672-0-0x0000000074DF0000-0x0000000074E46000-memory.dmp

Filesize
344KB

Download
memory/2672-11-0x0000000000230000-0x000000000025A000-memory.dmp

Filesize
168KB

Download
memory/2760-12-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2760-20-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download