0535f41d544c10c1439e0fbb6725fa7904ef5cf383f3e7b10828b12f36493d16

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 20:35

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General

Target
07543761d6a7f49c1e74ea90540f51fb_JaffaCakes118.dll
Size 25KB
Sample241001-zc188ashpg
SHA256 0535f41d544c10c1439e0fbb6725fa7904ef5cf383f3e7b10828b12f36493d16
MD5 07543761d6a7f49c1e74ea90540f51fb
SHA1 132ac25a2f2a58bae347a4e8c7dc0f9b3f27154e
SHA512 b34ffe0f25a6c6dc059e666251640abe1e4612139f2a24b5b87a8ec37b8f52c958276fee9fcf4304070119a5cbe7af1905e0c34871530ef9316a37acd151232c
SSDEEP 384:SpBodXOdeAXVywDYQFCq2imJDNqSPf5zoWcue6mb5UM9jCU508gR2rL:S/odXyeAlywDaimSWzoWsJ5UQCU5f42
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\wordpad = "rundll32.exe \"C:\\Windows\\system32\\wordpad.dll,_IWMPEvents@0\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zwload = "rundll32.exe \"C:\\Users\\Admin\\zwload.dll,_IWMPEvents@0\""	rundll32.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wordpad.dll	rundll32.exe
File opened for modification	C:\Windows\SysWOW64\wordpad.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 36 IoCs

pid	Process
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe
388	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
388	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3308 wrote to memory of 388	3308	rundll32.exe	82
PID 3308 wrote to memory of 388	3308	rundll32.exe	82
PID 3308 wrote to memory of 388	3308	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\07543761d6a7f49c1e74ea90540f51fb_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\07543761d6a7f49c1e74ea90540f51fb_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:388

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

wordpad.dll

Path C:\Windows\SysWOW64\wordpad.dll
Size 25KB
SHA256 0535f41d544c10c1439e0fbb6725fa7904ef5cf383f3e7b10828b12f36493d16
MD5 07543761d6a7f49c1e74ea90540f51fb
SHA1 132ac25a2f2a58bae347a4e8c7dc0f9b3f27154e
SHA512 b34ffe0f25a6c6dc059e666251640abe1e4612139f2a24b5b87a8ec37b8f52c958276fee9fcf4304070119a5cbe7af1905e0c34871530ef9316a37acd151232c
SSDEEP 384:SpBodXOdeAXVywDYQFCq2imJDNqSPf5zoWcue6mb5UM9jCU508gR2rL:S/odXyeAlywDaimSWzoWsJ5UQCU5f42
MD5 SHA1 SHA512 SSDEEP

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memory/388-4-0x00000000027E0000-0x00000000027E1000-memory.dmp

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