dridex | bbe940ba4be531dda6811d3734632387399a6789d005e8658afeb72e013496d7

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
21-04-2024 18:00

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General

Target

ffd838fb79881e7e65a20f9a9a7330b9_JaffaCakes118.dll
Size

188KB
MD5

ffd838fb79881e7e65a20f9a9a7330b9
SHA1

c9f23e0f0c057758adc2d25f93147dc338b76cd3
SHA256

bbe940ba4be531dda6811d3734632387399a6789d005e8658afeb72e013496d7
SHA512

e31422c8cc574540f637d1b3c31dbc340ecb2a9e5de4069c2463f89ced9ba63255b00913dbc6be3332f0e74a195f73b589e93e0b4a87001a55f3962fb2580bcc
SSDEEP

3072:IH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWY7dU:IUua/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/1744-0-0x0000000074F50000-0x0000000074F80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3040 1744 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3040	1744	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2364 wrote to memory of 1744	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 1744	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 1744	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 1744	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 1744	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 1744	2364	rundll32.exe	rundll32.exe
PID 2364 wrote to memory of 1744	2364	rundll32.exe	rundll32.exe
PID 1744 wrote to memory of 3040	1744	rundll32.exe	WerFault.exe
PID 1744 wrote to memory of 3040	1744	rundll32.exe	WerFault.exe
PID 1744 wrote to memory of 3040	1744	rundll32.exe	WerFault.exe
PID 1744 wrote to memory of 3040	1744	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ffd838fb79881e7e65a20f9a9a7330b9_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ffd838fb79881e7e65a20f9a9a7330b9_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1744 -s 300
3⤵
- Program crash
PID:3040

MITRE ATT&CK Matrix

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Downloads

memory/1744-0-0x0000000074F50000-0x0000000074F80000-memory.dmp

Filesize
192KB

Download
memory/1744-1-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download