f7402e1146de9b11953fe2db5032207c5072dec81d6d3d9c341f1bf174d0d4f9

Analysis

max time kernel
138s
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
11/08/2024, 01:12

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General

Target

886a09768f8eee7ad5580d341ce7bb6a_JaffaCakes118.dll
Size

41KB
MD5

886a09768f8eee7ad5580d341ce7bb6a
SHA1

598a88002c08c53bae3fa96baf41d77a298fef87
SHA256

f7402e1146de9b11953fe2db5032207c5072dec81d6d3d9c341f1bf174d0d4f9
SHA512

5e31f6ed58b43f183237a7e2218e0c5d8acc28197dde852087ff46c3f484d55c9c5edb658eee0eec1e8c96686bb81d5cd9d2789712c7b90bf0981f8466ea7cbe
SSDEEP

768:HqoeN/bg30M0nv46QKqUT+m3lY76Nh1TPF7+7GquAiDG14j7l8j:H7eN830M0nv46ibSlY78h146qCDGqj7m

Score

8^/10

discovery persistence

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{55A11BC1-B32B-EAA2-A12D1-DCA1214B41AC}\stubpath = "C:\\Windows\\hpupdate.exe"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{55A11BC1-B32B-EAA2-A12D1-DCA1214B41AC}	rundll32.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\hpupdate.rel	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: GetForegroundWindowSpam 1 IoCs

pid	Process
4360	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4360	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 4360	1248	rundll32.exe	84
PID 1248 wrote to memory of 4360	1248	rundll32.exe	84
PID 1248 wrote to memory of 4360	1248	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\886a09768f8eee7ad5580d341ce7bb6a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\886a09768f8eee7ad5580d341ce7bb6a_JaffaCakes118.dll,#1
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:4360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

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/4360-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

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memory/4360-5-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads