dridex | 6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710

Analysis

max time kernel
135s
max time network
137s
platform
windows7_x64
resource
win7v20210408
submitted
21/04/2021, 18:11

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710.dll
Size 157KB
Sample210421-eget1h7hye
SHA256 6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710
MD5 08c2a92c32b7910b4b9ea08ae38db620
SHA1 d3a4fb2a2d892f4c4e7d6f39d8acb6f86b885b0a
SHA512 73b598b4e1130c48e56af1127c74cb39f447b454e7cb127da87a765b3119efbe4db0c411dd56e36ec8870a4929bdee23f453b23b818b370b55c44e435a7fcae4
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443
51.91.156.39:2303
67.196.50.240:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1240-62-0x0000000074760000-0x000000007478D000-memory.dmp	dridex_ldr

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 7 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1240	1948	rundll32.exe	25
PID 1948 wrote to memory of 1240	1948	rundll32.exe	25
PID 1948 wrote to memory of 1240	1948	rundll32.exe	25
PID 1948 wrote to memory of 1240	1948	rundll32.exe	25
PID 1948 wrote to memory of 1240	1948	rundll32.exe	25
PID 1948 wrote to memory of 1240	1948	rundll32.exe	25
PID 1948 wrote to memory of 1240	1948	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1240

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1240-61-0x0000000075511000-0x0000000075513000-memory.dmp

Download

memory/1240-62-0x0000000074760000-0x000000007478D000-memory.dmp

Download

memory/1240-64-0x0000000000170000-0x0000000000176000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads