dridex | d87d4b4dc8a4f507633fecf3a8fa099fe96616ce12f6dfa98e81d59004771d56

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
21-04-2024 05:59

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General

Target

fe99a9354d23ad8e6bb1be3042c217a1_JaffaCakes118.dll
Size

188KB
MD5

fe99a9354d23ad8e6bb1be3042c217a1
SHA1

3373923e894953edd0d86468d58545d0b5b77627
SHA256

d87d4b4dc8a4f507633fecf3a8fa099fe96616ce12f6dfa98e81d59004771d56
SHA512

b8f3490fbc1ed7700fe3c619e06f16eb8ede3aee2974ebe5610648b4b2d17cc9f1e503e6b0c09bd95ab743f09e508f95d045df5203b25ff473c58d3c0a0c7a3b
SSDEEP

3072:LH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWo7dU:LUua/Pv7YNhRIEZDeXVpAxtMsxK

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/2488-0-0x0000000074E40000-0x0000000074E70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2548 2488 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2548	2488	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2492 wrote to memory of 2488	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2488	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2488	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2488	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2488	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2488	2492	rundll32.exe	rundll32.exe
PID 2492 wrote to memory of 2488	2492	rundll32.exe	rundll32.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe
PID 2488 wrote to memory of 2548	2488	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe99a9354d23ad8e6bb1be3042c217a1_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fe99a9354d23ad8e6bb1be3042c217a1_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2488

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 308
3⤵
- Program crash
PID:2548

MITRE ATT&CK Matrix

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Downloads

memory/2488-0-0x0000000074E40000-0x0000000074E70000-memory.dmp

Filesize
192KB

Download
memory/2488-1-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download