dridex | b3d39d279e1741d4d8d808e028ebac9057308c6555b18426cfcb43d7c3bb7010

Analysis

max time kernel
141s
max time network
112s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
06-05-2024 17:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

y8vuadjl6.jpg.dll
Size

664KB
MD5

1205fb909fa4296198f238397d1be1dd
SHA1

b521307713c2c53921ce34591d6efbdffd6a2769
SHA256

b3d39d279e1741d4d8d808e028ebac9057308c6555b18426cfcb43d7c3bb7010
SHA512

36c78c85cab27c5cde24acb8f7208b535e511f71a4b1342499984b57c2eb72426d3aee12b065c884a22e02c3d709040bf861003d5ef32eec0843061488a8ecd7
SSDEEP

12288:z/0Qzqf0eOi48HM+6TFKywVt6PbEYU0eyJTT/Mu9oV01uLoaEP:r0zhO0n6TFKywvCbEOxDMu9oypaEP

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

31 1060 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
31	1060	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 4748 wrote to memory of 1060	4748	rundll32.exe	rundll32.exe
PID 4748 wrote to memory of 1060	4748	rundll32.exe	rundll32.exe
PID 4748 wrote to memory of 1060	4748	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\y8vuadjl6.jpg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4748

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\y8vuadjl6.jpg.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1060

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

Loading Replay Monitor...

Downloads

memory/1060-0-0x0000000002300000-0x000000000243C000-memory.dmp

Filesize
1.2MB

Download
memory/1060-2-0x0000000002300000-0x000000000243C000-memory.dmp

Filesize
1.2MB

Download
memory/1060-3-0x0000000002300000-0x000000000243C000-memory.dmp

Filesize
1.2MB

Download
memory/1060-6-0x0000000002300000-0x000000000243C000-memory.dmp

Filesize
1.2MB

Download
memory/1060-5-0x00000000023A2000-0x00000000023A8000-memory.dmp

Filesize
24KB

Download
memory/1060-7-0x0000000002300000-0x000000000243C000-memory.dmp

Filesize
1.2MB

Download
memory/1060-8-0x0000000002300000-0x000000000243C000-memory.dmp

Filesize
1.2MB

Download