dridex | f1426d2fb7aaa73223229bb3ed949c0f1971dcda2de7c2bda5579338e77fd2aa

Analysis

max time kernel
25s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 04:37

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General

Target
f1426d2fb7aaa73223229bb3ed949c0f1971dcda2de7c2bda5579338e77fd2aa.dll
Size 162KB
Sample210415-8mpex6kl7a
SHA256 f1426d2fb7aaa73223229bb3ed949c0f1971dcda2de7c2bda5579338e77fd2aa
MD5 f29ee61765ef5f1ec72a562b818b1357
SHA1 68f55e3a39178efca5707bbc1677ad9606f7f48a
SHA512 04e217c4c499d457285ba38b2c59ab6541b6273577cfa50bd23df9736c60e74dbbc368b56d79c6114af29019e3fcad1ca5677186ad859dd3ad854934596d7b3a
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/784-115-0x0000000073560000-0x000000007358E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3920 wrote to memory of 784	3920	rundll32.exe	70
PID 3920 wrote to memory of 784	3920	rundll32.exe	70
PID 3920 wrote to memory of 784	3920	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1426d2fb7aaa73223229bb3ed949c0f1971dcda2de7c2bda5579338e77fd2aa.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f1426d2fb7aaa73223229bb3ed949c0f1971dcda2de7c2bda5579338e77fd2aa.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:784

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/784-115-0x0000000073560000-0x000000007358E000-memory.dmp

Download

memory/784-117-0x00000000006F0000-0x000000000083A000-memory.dmp