dridex | 3f2957d66b293e7166a08abfb16c14c07f81ef6484e8db8f385e59a1d32bb196

General

Target

3f2957d66b293e7166a08abfb16c14c07f81ef6484e8db8f385e59a1d32bb196.dll
Size

1.0MB
MD5

760a5ffe86379b3973a9c0e29008fbbc
SHA1

1cbece6f0c74199ed4f42fc35e4ce5d70d194106
SHA256

3f2957d66b293e7166a08abfb16c14c07f81ef6484e8db8f385e59a1d32bb196
SHA512

7c243bd07a675d738b1d83bd6ae405800da9c686f6e7cecdff8ec233670fcfe2c07cde4d554fad1e98747093b3345477eb0c14f0b9e7e44e3e6615763fa23b70

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

C2

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

flow	pid	Process
25	688	rundll32.exe
27	688	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

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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 688	2192	rundll32.exe	68
PID 2192 wrote to memory of 688	2192	rundll32.exe	68
PID 2192 wrote to memory of 688	2192	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f2957d66b293e7166a08abfb16c14c07f81ef6484e8db8f385e59a1d32bb196.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f2957d66b293e7166a08abfb16c14c07f81ef6484e8db8f385e59a1d32bb196.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:688

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/688-116-0x00000000735C0000-0x00000000736DB000-memory.dmp

Filesize
1.1MB

Download
memory/688-117-0x00000000735C0000-0x00000000735FD000-memory.dmp

Filesize
244KB

Download
memory/688-118-0x00000000735C0000-0x00000000736DB000-memory.dmp

Filesize
1.1MB

Download
memory/688-120-0x0000000003030000-0x0000000003031000-memory.dmp

Filesize
4KB

Download
memory/688-121-0x0000000003030000-0x0000000003031000-memory.dmp

Filesize
4KB

Download
memory/688-122-0x0000000003030000-0x0000000003031000-memory.dmp

Filesize
4KB

Download
memory/688-305-0x0000000003000000-0x000000000314A000-memory.dmp

Filesize
1.3MB

Download

Analysis

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