dridex | 0a8955f2c32ff3f7a58c01813969f8befe54b1b441ee6434c966bda1aed74495

Analysis

max time kernel
26s
max time network
69s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 15:31

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General

Target

0a8955f2c32ff3f7a58c01813969f8befe54b1b441ee6434c966bda1aed74495.dll
Size

158KB
MD5

5b49767656ed179e93d8dbcc3905ce0a
SHA1

39eb0f5e8ef9f9b5088db32d4deffc8e9ce37eb5
SHA256

0a8955f2c32ff3f7a58c01813969f8befe54b1b441ee6434c966bda1aed74495
SHA512

a08926fba429feefb8a4fcfe428c7f3284943112ba6abf7472bcde1842a7b71125b89280be1b335935a819e3a767a2f899088bb7a8b364bf8b353b6685c6b4ab

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/1548-115-0x0000000074160000-0x000000007418D000-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 860 wrote to memory of 1548	860	rundll32.exe	rundll32.exe
PID 860 wrote to memory of 1548	860	rundll32.exe	rundll32.exe
PID 860 wrote to memory of 1548	860	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a8955f2c32ff3f7a58c01813969f8befe54b1b441ee6434c966bda1aed74495.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:860
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\0a8955f2c32ff3f7a58c01813969f8befe54b1b441ee6434c966bda1aed74495.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1548

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/1548-114-0x0000000000000000-mapping.dmp

Download
memory/1548-115-0x0000000074160000-0x000000007418D000-memory.dmp

Filesize
180KB

Download
memory/1548-117-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download