506673d373412a5018c7b4fb3cf9aad81c295b6fd3554a79e8f874701d5e881e

Analysis

max time kernel
41s
max time network
48s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04/07/2024, 08:29

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General

Target

25476cbcb703b0e6daaf8a26a5e32980_JaffaCakes118.dll
Size

208KB
MD5

25476cbcb703b0e6daaf8a26a5e32980
SHA1

787951cb03fa21be47942ba8ae589ff8a257098e
SHA256

506673d373412a5018c7b4fb3cf9aad81c295b6fd3554a79e8f874701d5e881e
SHA512

d249efbc561bd6e7fdbb0323d1f64b252d3fc5e1bb57734e832734a59bffcd24ee26feb14b95a064a74bb674cb21515b59b85e25757fda29d2334138d1261f74
SSDEEP

3072:PmKld0hOmNR3b6QUkFne69PFdc0HkknM1COd5Na+Lv9tDOCwvD:vd0ZN5UI8DHZd5Na+TTe

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 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\ShellServiceObjectDelayLoad\bdkpfxqw = "{776F8583-E80A-493C-A4C6-E0C93A10C0F1}"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{776F8583-E80A-493C-A4C6-E0C93A10C0F1}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{776F8583-E80A-493C-A4C6-E0C93A10C0F1}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{776F8583-E80A-493C-A4C6-E0C93A10C0F1}\InProcServer32\ = "C:\\Windows\\bdkpfxqw.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 4232	1520	rundll32.exe	81
PID 1520 wrote to memory of 4232	1520	rundll32.exe	81
PID 1520 wrote to memory of 4232	1520	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\25476cbcb703b0e6daaf8a26a5e32980_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\25476cbcb703b0e6daaf8a26a5e32980_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies registry class
  PID:4232

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads