2eb60124935ec5544fdc53775f4747247d3f08b1615b876c6ad180221b4aaa25

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04/05/2024, 15:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

13519a6b6f88a04e157a7114893c0dd9_JaffaCakes118.dll
Size

1.9MB
MD5

13519a6b6f88a04e157a7114893c0dd9
SHA1

5b5729e2fd9e1493da7cf5d6faaf66401f28c3ec
SHA256

2eb60124935ec5544fdc53775f4747247d3f08b1615b876c6ad180221b4aaa25
SHA512

df6c37ca7e836b41977ce07637b4407b650b3ae995ccbd6f37ea850184f1d9aba16b03ce0e7040d66fb9b7643ebbacd0f6b14c5ee491d273a083abbb5ef87f0c
SSDEEP

49152:6GCtjGk4R9dSSFF4DUexww8V90vyRbOr0lQ:YJGkC98uSx6e6Q

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 4 IoCs

pid	Process
1840	rundll32.exe
1840	rundll32.exe
1840	rundll32.exe
1840	rundll32.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	rundll32.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 1840	2284	rundll32.exe	28
PID 2284 wrote to memory of 1840	2284	rundll32.exe	28
PID 2284 wrote to memory of 1840	2284	rundll32.exe	28
PID 2284 wrote to memory of 1840	2284	rundll32.exe	28
PID 2284 wrote to memory of 1840	2284	rundll32.exe	28
PID 2284 wrote to memory of 1840	2284	rundll32.exe	28
PID 2284 wrote to memory of 1840	2284	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\13519a6b6f88a04e157a7114893c0dd9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\13519a6b6f88a04e157a7114893c0dd9_JaffaCakes118.dll,#1
  2⤵
  - Loads dropped DLL
  - Writes to the Master Boot Record (MBR)
  - Enumerates system info in registry
  PID:1840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\ndgbt\BDMDownload.dll

Filesize
158KB

MD5
b62367fe2d02b8f47914b088a006d50c

SHA1
3743c953e48e6f3f76689423ba9c1ed25e9f86d3

SHA256
cbd4c5b6b945620e8b65752dff5a0f0900fc5de2dda8daf3cdda68b1661420b7

SHA512
c010e3cc736ac1e10c6af44132d831df34d09bf1e7d1e96fb5c9f571cade04462d442c4b0fd84de92dc68d753a0beab0b4081122d53d516406f0d3c1ec1e0dbb

Download Submit
\Users\Admin\AppData\Local\Temp\ndgbt\BDMNetGetInfo.dll

Filesize
314KB

MD5
12f98be1d919784370eb0f87e78b60d8

SHA1
d07de2227b2ec68545be0adeb042af457d68f9e2

SHA256
63e34375374ae6cc695c0bc03f1f9aad67e068fc51962fd25edbf2fbeceda9f9

SHA512
ab2fcdd3eb7b58f044a855b5cae744bc1b3be599cf0d22ee93ccce2e97cb3bc1f36ea2c1ed75013c76f8c9e4071ba29710595c3a57cda2470885ee9293fc2d8d

Download Submit
\Users\Admin\AppData\Local\Temp\ndgbt\dl.dll

Filesize
1.1MB

MD5
73d5e66dfd5a67869773af0d03aa8d03

SHA1
e64f069f5da5e1ca5e0fd521f2e7492492afa795

SHA256
46412d2bb040923639e7e5856ed28d734d84baba78d931e663e909f3cb07000a

SHA512
37ccfbfcf27e8906731800042856ab97573e150e2798c5b8bf05450e9563b0d3895996c7c055be470ee2c8307bec6e7408b0ac86a2568bf3beceadb21b37b281

Download Submit
memory/1840-9-0x00000000001A0000-0x00000000001C8000-memory.dmp

Filesize
160KB

Download
memory/1840-14-0x0000000000210000-0x000000000025F000-memory.dmp

Filesize
316KB

Download
memory/1840-19-0x0000000002970000-0x0000000002A87000-memory.dmp

Filesize
1.1MB

Download
memory/1840-25-0x00000000026C0000-0x000000000270F000-memory.dmp

Filesize
316KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads