dridex | a6165037e61807f6eb845bf9fae546bb9290685335c0ed50e6102ca9857e5fe9

Analysis

max time kernel
43s
max time network
49s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-06-2022 05:35

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General

Target

h0pr8ad8y.dll
Size

1.0MB
MD5

e89d3eb135ec079aeede207b2f096014
SHA1

9278bb8b1d6e5fc2e509d3efacb2efe77a4ec93f
SHA256

a6165037e61807f6eb845bf9fae546bb9290685335c0ed50e6102ca9857e5fe9
SHA512

666a13c7eadb52d43410791fb46ea92fe017d416f8347ed3c749a95ca257b43dd251bf12705b45287e8fc52979d8e54569d97d98a670ae46ca9201eb5e29c239

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

192.46.210.220:443

143.244.140.214:808

45.77.0.96:6891

185.56.219.47:8116

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 2 IoCs

Processes:

rundll32.exe

flow pid process

2 872 rundll32.exe
5 872 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
2	872	rundll32.exe
5	872	rundll32.exe

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

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 756 wrote to memory of 872	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 872	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 872	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 872	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 872	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 872	756	rundll32.exe	rundll32.exe
PID 756 wrote to memory of 872	756	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\h0pr8ad8y.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:756

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\h0pr8ad8y.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:872

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/872-54-0x0000000000000000-mapping.dmp

Download
memory/872-55-0x00000000763E1000-0x00000000763E3000-memory.dmp

Filesize
8KB

Download
memory/872-56-0x0000000074900000-0x0000000074A1B000-memory.dmp

Filesize
1.1MB

Download
memory/872-57-0x0000000074900000-0x000000007493D000-memory.dmp

Filesize
244KB

Download
memory/872-58-0x0000000074900000-0x0000000074A1B000-memory.dmp

Filesize
1.1MB

Download
memory/872-60-0x0000000074900000-0x0000000074A1B000-memory.dmp

Filesize
1.1MB

Download
memory/872-61-0x0000000074900000-0x0000000074A1B000-memory.dmp

Filesize
1.1MB

Download