bruteratel | f8e3eef1fda5969a7aabcc8fb5cc9f5fe245bbf6cc8e480459977b8e91eab9bd | Triage

Resubmissions

13-11-2024 08:02

241113-jw7bksybjj 10

13-11-2024 06:16

241113-g1fy3sxbja 10

Analysis

max time kernel
110s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-11-2024 06:16

Sharing

Report Analysis Logs

General

Target

apptext.dll
Size

1.6MB
MD5

86b57c9deafed093d4b47b03823b4d14
SHA1

47947da463dd6f4ecf61ae960235a35144e903a8
SHA256

f8e3eef1fda5969a7aabcc8fb5cc9f5fe245bbf6cc8e480459977b8e91eab9bd
SHA512

5f855ed0a3ecf561c45608d7f4579d6e4b1f1953863e97e0b5fea1f33b38d0e03fef16207d88864d2d936a4e65b677cd259ec248dbf06447b50f9e0488acead3
SSDEEP

24576:M7u7nB/DBD9accSqVO9y/QaDC4F3Zuk5UDJjbDE2W4VO8I/nYY:My/DBD9MVO9yosHF395UlbDBw82nB

Score

10^/10

bruteratel backdoor

Malware Config

Signatures

Brute Ratel C4
A customized command and control framework for red teaming and adversary simulation.
backdoor bruteratel
Bruteratel family
bruteratel

Detect BruteRatel badger 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2732-0-0x000001B0B0500000-0x000001B0B053E000-memory.dmp	family_bruteratel

Blocklisted process makes network request 12 IoCs

Processes:

rundll32.exe

flow	pid	process
15	2732	rundll32.exe
17	2732	rundll32.exe
19	2732	rundll32.exe
28	2732	rundll32.exe
30	2732	rundll32.exe
32	2732	rundll32.exe
34	2732	rundll32.exe
36	2732	rundll32.exe
59	2732	rundll32.exe
62	2732	rundll32.exe
67	2732	rundll32.exe
68	2732	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exe

pid process

2732 rundll32.exe
2732 rundll32.exe
2732 rundll32.exe
2732 rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\apptext.dll,#1
1⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:2732

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2732-0-0x000001B0B0500000-0x000001B0B053E000-memory.dmp

Filesize
248KB

Download
memory/2732-1-0x000001B0B0540000-0x000001B0B058C000-memory.dmp

Filesize
304KB

Download
memory/2732-28-0x000001B0B0540000-0x000001B0B058C000-memory.dmp

Filesize
304KB

Download