dridex | ed5992735e4d63c6aef98f031156bc74bc10041e1dc19b3b404d9694b74f1e31

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-04-2024 07:28

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General

Target

8648fe8a722044918faa543988eea1b0_JaffaCakes118.dll
Size

180KB
MD5

8648fe8a722044918faa543988eea1b0
SHA1

e99252450542b0c73d11fbbeb2069879ab8268f5
SHA256

ed5992735e4d63c6aef98f031156bc74bc10041e1dc19b3b404d9694b74f1e31
SHA512

e8e699a7836707d479cc9cabe2689ef854c0cc913fda0d19878a8fe8e78cc86bc647caf0e9b159662cfdc33940a2f6547227f49089f8e301c0abb7862d95b870
SSDEEP

3072:hD2xFMJeSjU91NwhzvGQ5Fv6GKWiEAZxRzvUAtfRZF5EKWiQqmyFDuA:hD7JeSjoCB5xhCFzsAtZj5NBQoF

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

139.162.232.153:443

5.83.45.48:5412

209.239.112.82:8333

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/3016-0-0x0000000074560000-0x000000007458F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2876 3016 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2876	3016	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2912 wrote to memory of 3016	2912	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 3016	2912	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 3016	2912	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 3016	2912	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 3016	2912	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 3016	2912	rundll32.exe	rundll32.exe
PID 2912 wrote to memory of 3016	2912	rundll32.exe	rundll32.exe
PID 3016 wrote to memory of 2876	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 2876	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 2876	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 2876	3016	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8648fe8a722044918faa543988eea1b0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2912

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8648fe8a722044918faa543988eea1b0_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 224
3⤵
- Program crash
PID:2876

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3016-0-0x0000000074560000-0x000000007458F000-memory.dmp

Filesize
188KB

Download
memory/3016-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download