dridex | 7985a7828577a100bc3060f2f70e59d660494476d0b30b74d9a2d82f18537cf2

Analysis

max time kernel
146s
max time network
117s
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

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General

Target

w2hnimyl.jpg.dll
Size

664KB
MD5

33b270a2834c709972d3760eb66b8456
SHA1

281692fc47d050de0efd9d319c3d1e9af77f6d28
SHA256

7985a7828577a100bc3060f2f70e59d660494476d0b30b74d9a2d82f18537cf2
SHA512

7e162847e1001e313bbe37197ea0c9104211ddce34adad689d31f2a3642ce8646003ef1851bdc069f9a5acbfedfe54520d6c1ab58ea133b2393ceccdf8836762
SSDEEP

12288:P/0Qzqf0esi48hM+6TFKywVt6PbEYU0eyJTT/Mu9oV01uJoaEP:X0zhsGn6TFKywvCbEOxDMu9oyfaEP

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

36 1620 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
36	1620	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 1204 wrote to memory of 1620	1204	rundll32.exe	rundll32.exe
PID 1204 wrote to memory of 1620	1204	rundll32.exe	rundll32.exe
PID 1204 wrote to memory of 1620	1204	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\w2hnimyl.jpg.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1204

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\w2hnimyl.jpg.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:1620

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/1620-0-0x0000000002290000-0x00000000023CC000-memory.dmp

Filesize
1.2MB

Download
memory/1620-2-0x0000000002290000-0x00000000023CC000-memory.dmp

Filesize
1.2MB

Download
memory/1620-3-0x0000000002290000-0x00000000023CC000-memory.dmp

Filesize
1.2MB

Download
memory/1620-6-0x0000000002290000-0x00000000023CC000-memory.dmp

Filesize
1.2MB

Download
memory/1620-5-0x0000000002332000-0x0000000002338000-memory.dmp

Filesize
24KB

Download
memory/1620-7-0x0000000002290000-0x00000000023CC000-memory.dmp

Filesize
1.2MB

Download