dridex | ea6ab3d6415e07cda3ce76402abca648a43b15228b47eae21e54a468df630263

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2023 17:30

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General

Target

f7edb215bb573e0cfde4f21f55ab4b06.dll
Size

620KB
MD5

f7edb215bb573e0cfde4f21f55ab4b06
SHA1

baab948e7e7e53e5dcd96b4ed6808bb9e47bb0dd
SHA256

ea6ab3d6415e07cda3ce76402abca648a43b15228b47eae21e54a468df630263
SHA512

213b0eaa5c7e287dd2ab8bad0105dcbd7b431176149bf128c7426e001ea6ae30dec77481001600d4286ab4fe1b345850e75d4429940a87a3530e62ff1e09075b
SSDEEP

12288:aE6rSie4Dbs3j09TMmonCh5atbz9+eoQoUZpDd7Da1nX9y1iO/zFZx:AeEk3j0dMZnCutz4zI5xDwXUMm

Score

10^/10

dridex 10222 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10222

174.128.245.202:443

51.83.3.52:13786

69.64.50.41:6602

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

33 2612 rundll32.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

flow	pid	process
33	2612	rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 5064 wrote to memory of 2612	5064	rundll32.exe	rundll32.exe
PID 5064 wrote to memory of 2612	5064	rundll32.exe	rundll32.exe
PID 5064 wrote to memory of 2612	5064	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7edb215bb573e0cfde4f21f55ab4b06.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5064

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7edb215bb573e0cfde4f21f55ab4b06.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:2612

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2612-0-0x0000000000400000-0x0000000000539000-memory.dmp

Filesize
1.2MB

Download
memory/2612-2-0x0000000000400000-0x0000000000539000-memory.dmp

Filesize
1.2MB

Download
memory/2612-4-0x0000000001040000-0x0000000001041000-memory.dmp

Filesize
4KB

Download
memory/2612-5-0x0000000000400000-0x0000000000539000-memory.dmp

Filesize
1.2MB

Download
memory/2612-7-0x0000000001040000-0x0000000001041000-memory.dmp

Filesize
4KB

Download