dridex | e86bfbcc35ff5c4772828b437f268642bcc6176e9d75756486c1040a1a800072

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
28-06-2021 19:52

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General

Target

e86bfbcc35ff5c4772828b437f268642bcc6176e9d75756486c1040a1a800072.dll
Size

158KB
MD5

24c90331fb745b722ae5437ebd813d3c
SHA1

7a69b2191f8c827262d6d6e32a3a9545f1276179
SHA256

e86bfbcc35ff5c4772828b437f268642bcc6176e9d75756486c1040a1a800072
SHA512

c6939fdff2ba3a566aea4fbecded66d4d56fe765983c791d1e49169fb45416fec6296c1b31e95e53ab65fc7d742a13d1b72a738529f6615b2a7183b17575a622

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/3920-115-0x00000000735D0000-0x00000000735FD000-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 1496 wrote to memory of 3920	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 3920	1496	rundll32.exe	rundll32.exe
PID 1496 wrote to memory of 3920	1496	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e86bfbcc35ff5c4772828b437f268642bcc6176e9d75756486c1040a1a800072.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e86bfbcc35ff5c4772828b437f268642bcc6176e9d75756486c1040a1a800072.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3920

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/3920-114-0x0000000000000000-mapping.dmp

Download
memory/3920-115-0x00000000735D0000-0x00000000735FD000-memory.dmp

Filesize
180KB

Download
memory/3920-117-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download