dridex | d03726efa26692dfcc57241e186314b5ab3b47f27df0466b998e2373bed2c2e2

Analysis

max time kernel
25s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 12:16

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General

Target

d03726efa26692dfcc57241e186314b5ab3b47f27df0466b998e2373bed2c2e2.dll
Size

160KB
MD5

c074a0869450e0436155480bd14d9222
SHA1

1d3579310378682f4aab3458a927b5937b6c4842
SHA256

d03726efa26692dfcc57241e186314b5ab3b47f27df0466b998e2373bed2c2e2
SHA512

5908740618e97c7f4eb4409a55ec9edb3bb33d44d83c750761a8d5ec9c5f104f808fc0f1669a18030a7a040978d6cb429676301cf51b829d3a47fa8e6f700e11

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/964-115-0x0000000073560000-0x000000007358E000-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 3492 wrote to memory of 964	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 964	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 964	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d03726efa26692dfcc57241e186314b5ab3b47f27df0466b998e2373bed2c2e2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d03726efa26692dfcc57241e186314b5ab3b47f27df0466b998e2373bed2c2e2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:964

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

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Downloads

memory/964-114-0x0000000000000000-mapping.dmp

Download
memory/964-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/964-117-0x0000000000C90000-0x0000000000C96000-memory.dmp

Filesize
24KB

Download