dridex | 4ca3ea7b2f651a9e7ba1b672467696cf41a6ca26dfd8c9cd37273fa6fbc4498c

Analysis

max time kernel
39s
max time network
49s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 21:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4ca3ea7b2f651a9e7ba1b672467696cf41a6ca26dfd8c9cd37273fa6fbc4498c.dll
Size

162KB
MD5

bd248017d2b1c76874d1aa54c4607b44
SHA1

5fc566cfb4164185e16be8353fb29c0ba2a7e1d1
SHA256

4ca3ea7b2f651a9e7ba1b672467696cf41a6ca26dfd8c9cd37273fa6fbc4498c
SHA512

5a90546355ad6942b78ba0ef8e155a525fa0f4f7b0adc63985defa2807b969deccbb7663dfa1ccb2b2021cc6efdd2fa2f6623a6671b80c0c92e1f3c4b3191197

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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

Processes:

resource	yara_rule
behavioral1/memory/924-115-0x00000000735F0000-0x000000007361E000-memory.dmp	dridex_ldr

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

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 516 wrote to memory of 924	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 924	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 924	516	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ca3ea7b2f651a9e7ba1b672467696cf41a6ca26dfd8c9cd37273fa6fbc4498c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4ca3ea7b2f651a9e7ba1b672467696cf41a6ca26dfd8c9cd37273fa6fbc4498c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:924

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/924-114-0x0000000000000000-mapping.dmp

Download
memory/924-115-0x00000000735F0000-0x000000007361E000-memory.dmp

Filesize
184KB

Download
memory/924-117-0x0000000003290000-0x0000000003296000-memory.dmp

Filesize
24KB

Download