dridex | d8cb28a89161db96585e7b3c803ddd05166d662ce1c3c29162a6e26459d34068

Analysis

max time kernel
27s
max time network
115s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 20:40

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General

Target

d8cb28a89161db96585e7b3c803ddd05166d662ce1c3c29162a6e26459d34068.dll
Size

160KB
MD5

f3896df196b483143c64c69975930db1
SHA1

e7b68a61145e3c1580b4ecc1dd752cd5f0a42db0
SHA256

d8cb28a89161db96585e7b3c803ddd05166d662ce1c3c29162a6e26459d34068
SHA512

38ef6f389cf5822ba1cf166aa4d820d4ec3d0d11582631eb5109290785452797b90a243178183815be2f7f2eb12a76a1dbea09e524d941fb1b43433fc5565b2f

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/856-115-0x0000000073FB0000-0x0000000073FDE000-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 648 wrote to memory of 856	648	rundll32.exe	rundll32.exe
PID 648 wrote to memory of 856	648	rundll32.exe	rundll32.exe
PID 648 wrote to memory of 856	648	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8cb28a89161db96585e7b3c803ddd05166d662ce1c3c29162a6e26459d34068.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d8cb28a89161db96585e7b3c803ddd05166d662ce1c3c29162a6e26459d34068.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:856

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/856-114-0x0000000000000000-mapping.dmp

Download
memory/856-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Filesize
184KB

Download
memory/856-117-0x0000000004D20000-0x0000000004D26000-memory.dmp

Filesize
24KB

Download