dridex | c697e5acba37034014b4e8c19c121a8ad76ab6cb514e9c1b49b5011f759d725f

Analysis

max time kernel
25s
max time network
78s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 00:20

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General

Target

c697e5acba37034014b4e8c19c121a8ad76ab6cb514e9c1b49b5011f759d725f.dll
Size

158KB
MD5

b02d12e05e4e3fbf3ebadd9b3e856169
SHA1

64040990b8b4b0204f4d3eda1cb10f2f0a6374a5
SHA256

c697e5acba37034014b4e8c19c121a8ad76ab6cb514e9c1b49b5011f759d725f
SHA512

0eb9852362319b961c955d3e01e3653aabc61ffa512cf1ec048dc52f6a6df37ae3f089a05e9cd5204b792fc3725219ec5d6d0e566d6a15de0203162c848795c6

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/1220-115-0x00000000744D0000-0x00000000744FD000-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 620 wrote to memory of 1220	620	rundll32.exe	rundll32.exe
PID 620 wrote to memory of 1220	620	rundll32.exe	rundll32.exe
PID 620 wrote to memory of 1220	620	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c697e5acba37034014b4e8c19c121a8ad76ab6cb514e9c1b49b5011f759d725f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:620

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c697e5acba37034014b4e8c19c121a8ad76ab6cb514e9c1b49b5011f759d725f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1220

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

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Downloads

memory/1220-114-0x0000000000000000-mapping.dmp

Download
memory/1220-115-0x00000000744D0000-0x00000000744FD000-memory.dmp

Filesize
180KB

Download
memory/1220-117-0x00000000007A0000-0x00000000008EA000-memory.dmp

Filesize
1.3MB

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