dridex | e4a01cbbdc69a948c6e88b2f2ec984fe4056f050c6764b8c58baf0a572cf5fb8

Analysis

max time kernel
123s
max time network
126s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 11:54

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General

Target
e4a01cbbdc69a948c6e88b2f2ec984fe4056f050c6764b8c58baf0a572cf5fb8.dll
Size 162KB
Sample210416-4ckspxvzqx
SHA256 e4a01cbbdc69a948c6e88b2f2ec984fe4056f050c6764b8c58baf0a572cf5fb8
MD5 1cc2513dd76688c4d29eef9c03ed277e
SHA1 b392b71b04dcf754510db6c0b5c344508ce0f44f
SHA512 707ff2bdfe0a5e649cb12ef0751c81ff760fe40998d9d2a0a9c1ee306d58b156eb150178b238ba2a42b0875d63982558082ae063f9c429771bc6534cde4597e0
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/4064-115-0x0000000074480000-0x00000000744AE000-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 4024 wrote to memory of 4064	4024	rundll32.exe	69
PID 4024 wrote to memory of 4064	4024	rundll32.exe	69
PID 4024 wrote to memory of 4064	4024	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4a01cbbdc69a948c6e88b2f2ec984fe4056f050c6764b8c58baf0a572cf5fb8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4024
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e4a01cbbdc69a948c6e88b2f2ec984fe4056f050c6764b8c58baf0a572cf5fb8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4064

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/4064-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Download

memory/4064-117-0x0000000000E40000-0x0000000000E46000-memory.dmp