98ece8a5d3382b6fa07c4eb47ad23f8b00ee70d80320a990ccba508a9a5dac9c

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12/08/2024, 09:50

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General

Target

8e44366f18e9cb37ac2a9bb2ee8a3b0e_JaffaCakes118.dll
Size

224KB
MD5

8e44366f18e9cb37ac2a9bb2ee8a3b0e
SHA1

311e3db923b3f498745b134eb4133f314ab6696d
SHA256

98ece8a5d3382b6fa07c4eb47ad23f8b00ee70d80320a990ccba508a9a5dac9c
SHA512

41e17c1a394e2954325a752437057b8d23de9201cb5846b5d0ff6e88d4e305277567dc775b3f596e9abfdee84e867d9884fbc6f04ea2637ac9b3d4038c8d6dc4
SSDEEP

3072:xGFEYM+QmPC118zRk90/ZvYso2M1s/myhi5aB6t3H5ln+nJ:0TMryR/ZwfCmys+QGJ

Score

10^/10

discovery 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\bxlrvps = "{EF3E05D0-6E4F-45EA-AE2D-EF0B681F26D9}"	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

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EF3E05D0-6E4F-45EA-AE2D-EF0B681F26D9}\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\{EF3E05D0-6E4F-45EA-AE2D-EF0B681F26D9}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EF3E05D0-6E4F-45EA-AE2D-EF0B681F26D9}\InProcServer32\ = "C:\\Windows\\bxlrvps.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 3020	2624	rundll32.exe	30
PID 2624 wrote to memory of 3020	2624	rundll32.exe	30
PID 2624 wrote to memory of 3020	2624	rundll32.exe	30
PID 2624 wrote to memory of 3020	2624	rundll32.exe	30
PID 2624 wrote to memory of 3020	2624	rundll32.exe	30
PID 2624 wrote to memory of 3020	2624	rundll32.exe	30
PID 2624 wrote to memory of 3020	2624	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e44366f18e9cb37ac2a9bb2ee8a3b0e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e44366f18e9cb37ac2a9bb2ee8a3b0e_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3020

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

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads