dridex | e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471

Analysis

max time kernel
23s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 20:03

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General

Target

e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471.dll
Size

154KB
MD5

35663abda80ae9f58cfa665293d64128
SHA1

5e08bf591918c67bfb6b98b0b6c8c7cb3d82211b
SHA256

e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471
SHA512

ce5dbb97a1902ed624dd5ec2f19ba4760f2477c0a309091827409440eebbb55b428559c74ac077df461b827e182cbf163bc852410c55c99b904619e693f54ff5

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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
behavioral2/memory/3040-115-0x0000000074380000-0x00000000743AD000-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 3856 wrote to memory of 3040	3856	rundll32.exe	rundll32.exe
PID 3856 wrote to memory of 3040	3856	rundll32.exe	rundll32.exe
PID 3856 wrote to memory of 3040	3856	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3856

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e449d46d7c6786df6b1d9d7ec26f66d019b0772c084c74eaa9533cb163ca1471.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3040

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3040-114-0x0000000000000000-mapping.dmp

Download
memory/3040-115-0x0000000074380000-0x00000000743AD000-memory.dmp

Filesize
180KB

Download
memory/3040-117-0x0000000002EE0000-0x0000000002EE6000-memory.dmp

Filesize
24KB

Download