dridex | 5de8ce43b6d1f607d2f2cfb32899bfa92501cc2ff06de6dee6d254eb0b4ed859

Analysis

max time kernel
26s
max time network
114s
platform
windows10_x64
resource
win10v20201028
submitted
24/03/2021, 17:42

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
5de8ce43b6d1f607d2f2cfb32899bfa92501cc2ff06de6dee6d254eb0b4ed859.dll
Size 876KB
Sample210324-4572e9hsl6
SHA256 5de8ce43b6d1f607d2f2cfb32899bfa92501cc2ff06de6dee6d254eb0b4ed859
MD5 e8339b76d623ccc9c22c7aa55dde3cc4
SHA1 d88189aea5864f45f14b131c307a70a4700d27f0
SHA512 bd34d3756b30475a7ba11e00ef40b9a64e6445e8469de5acd8e2423eb507553f95e48bede748ca84fa70b40634ef21635063228f92cc5903eadf31344d41950f
MD5 SHA1 SHA512

Score

10^/10

dridex 10444 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

131.100.24.192:443
103.6.213.203:6601
46.41.130.218:2303

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1776-3-0x0000000004011000-0x000000000409D000-memory.dmp	dridex_ldr
behavioral2/memory/1776-4-0x0000000004010000-0x000000000404D000-memory.dmp	dridex_ldr

Blocklisted process makes network request 2 IoCs

flow	pid	Process
22	1776	rundll32.exe
24	1776	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 1048 wrote to memory of 1776	1048	rundll32.exe	72
PID 1048 wrote to memory of 1776	1048	rundll32.exe	72
PID 1048 wrote to memory of 1776	1048	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5de8ce43b6d1f607d2f2cfb32899bfa92501cc2ff06de6dee6d254eb0b4ed859.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5de8ce43b6d1f607d2f2cfb32899bfa92501cc2ff06de6dee6d254eb0b4ed859.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1776

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

Loading Replay Monitor...

Downloads

memory/1776-3-0x0000000004011000-0x000000000409D000-memory.dmp

Download

memory/1776-4-0x0000000004010000-0x000000000404D000-memory.dmp

Download

memory/1776-5-0x00000000023F0000-0x00000000023F1000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads