dridex | 9c4a31023bd832197680e8ff48094c5abdc01a0eb338a2629123d11c72529bec

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 06:53

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General

Target

f2ef0e6fc55c659dc9c11c1000e4a7c9_JaffaCakes118.dll
Size

184KB
MD5

f2ef0e6fc55c659dc9c11c1000e4a7c9
SHA1

b15680f10f660ae8ff5c9c0943745949202573c0
SHA256

9c4a31023bd832197680e8ff48094c5abdc01a0eb338a2629123d11c72529bec
SHA512

8475ac0e8b598133ffa06a36ea98494839a6c41b3f6a6523e4a8ea88914cf441f74d53e6681926d84ec3c4adb787799511749b42333f073c30010051c6a8c0e5
SSDEEP

3072:8hd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JGVQcY:83fOeIv54W6SFKfc9me9v9/JGV

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2912-0-0x00000000753F0000-0x0000000075420000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3000 2912 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3000	2912	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3044 wrote to memory of 2912	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2912	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2912	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2912	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2912	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2912	3044	rundll32.exe	rundll32.exe
PID 3044 wrote to memory of 2912	3044	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 3000	2912	rundll32.exe	WerFault.exe
PID 2912 wrote to memory of 3000	2912	rundll32.exe	WerFault.exe
PID 2912 wrote to memory of 3000	2912	rundll32.exe	WerFault.exe
PID 2912 wrote to memory of 3000	2912	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2ef0e6fc55c659dc9c11c1000e4a7c9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2ef0e6fc55c659dc9c11c1000e4a7c9_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 280
3⤵
- Program crash
PID:3000

MITRE ATT&CK Matrix

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Downloads

memory/2912-0-0x00000000753F0000-0x0000000075420000-memory.dmp

Filesize
192KB

Download
memory/2912-1-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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