dridex | 9f2fb1675e7a2f8b4467f737834897b06dd60fbd0f9f755cd2f627b0d1ba4818

Analysis

max time kernel
141s
max time network
121s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 11:58

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General

Target

ff3984cd5cdb5c66e5c5f8d1c7587171_JaffaCakes118.dll
Size

184KB
MD5

ff3984cd5cdb5c66e5c5f8d1c7587171
SHA1

62c80fed912906faa905acdaad77ae05f8bbe819
SHA256

9f2fb1675e7a2f8b4467f737834897b06dd60fbd0f9f755cd2f627b0d1ba4818
SHA512

771775d2da6608b69e22065a80588cd40fcc444916461c555990ec4d1ccfebc16132df762d5db44861cad7bd3e80c20b5d1a45034071b0fac1928dc578c683bc
SSDEEP

3072:Bhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JcVQcY:B3fOeIv54W6SFKfc9me9v9/JcV

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/1884-0-0x0000000074B30000-0x0000000074B60000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2688 1884 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2688	1884	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1984 wrote to memory of 1884	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1884	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1884	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1884	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1884	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1884	1984	rundll32.exe	rundll32.exe
PID 1984 wrote to memory of 1884	1984	rundll32.exe	rundll32.exe
PID 1884 wrote to memory of 2688	1884	rundll32.exe	WerFault.exe
PID 1884 wrote to memory of 2688	1884	rundll32.exe	WerFault.exe
PID 1884 wrote to memory of 2688	1884	rundll32.exe	WerFault.exe
PID 1884 wrote to memory of 2688	1884	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff3984cd5cdb5c66e5c5f8d1c7587171_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ff3984cd5cdb5c66e5c5f8d1c7587171_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1884

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1884 -s 280
3⤵
- Program crash
PID:2688

MITRE ATT&CK Matrix

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Downloads

memory/1884-0-0x0000000074B30000-0x0000000074B60000-memory.dmp

Filesize
192KB

Download
memory/1884-1-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

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