dridex | ce27ac5537574b8173bdf0b2c4de56435fce85ff7a5470e7e4da5d65558ab954

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 06:36

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General

Target

feab3a96b425d34a15ff942d3321603e_JaffaCakes118.dll
Size

188KB
MD5

feab3a96b425d34a15ff942d3321603e
SHA1

98be3c5484dce0a61b99cdb190580867267a6674
SHA256

ce27ac5537574b8173bdf0b2c4de56435fce85ff7a5470e7e4da5d65558ab954
SHA512

c03bfd40de20acb6bd9afdb7b450481fbc22654f471b12de6defa2d5718d7253f3b0e99298483841a088b3e9bc15d8fb9967a68d4216648614a263f6198b7db7
SSDEEP

3072:iA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoFo:izIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/1752-0-0x0000000074C60000-0x0000000074C90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1840 1752 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1840	1752	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2208 wrote to memory of 1752	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 1752	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 1752	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 1752	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 1752	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 1752	2208	rundll32.exe	rundll32.exe
PID 2208 wrote to memory of 1752	2208	rundll32.exe	rundll32.exe
PID 1752 wrote to memory of 1840	1752	rundll32.exe	WerFault.exe
PID 1752 wrote to memory of 1840	1752	rundll32.exe	WerFault.exe
PID 1752 wrote to memory of 1840	1752	rundll32.exe	WerFault.exe
PID 1752 wrote to memory of 1840	1752	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\feab3a96b425d34a15ff942d3321603e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2208

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\feab3a96b425d34a15ff942d3321603e_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1752 -s 300
3⤵
- Program crash
PID:1840

MITRE ATT&CK Matrix

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Downloads

memory/1752-0-0x0000000074C60000-0x0000000074C90000-memory.dmp

Filesize
192KB

Download
memory/1752-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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