dridex | 9b575f0d6aac3c6830fd7c2d4eeebcbe12cab196ce6305aee9aa83f28fcfbfa4

Analysis

max time kernel
20s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 19:18

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General

Target
9b575f0d6aac3c6830fd7c2d4eeebcbe12cab196ce6305aee9aa83f28fcfbfa4.dll
Size 162KB
Sample210416-hx2e77a3m2
SHA256 9b575f0d6aac3c6830fd7c2d4eeebcbe12cab196ce6305aee9aa83f28fcfbfa4
MD5 3a73e33ec34856c184108442e35f6f32
SHA1 56d5168f90877d0e24a3d155d08b86faf07609fb
SHA512 ee83fc142131ffb41b0303bac92f3519c55c6ef8bb25dfa047950cd6b886527386a7684c862af0d3ad06d289b58196af94a14fc3afc2aee1f7ad653fc0febf70
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/3148-115-0x00000000736B0000-0x00000000736DE000-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 3656 wrote to memory of 3148	3656	rundll32.exe	47
PID 3656 wrote to memory of 3148	3656	rundll32.exe	47
PID 3656 wrote to memory of 3148	3656	rundll32.exe	47

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b575f0d6aac3c6830fd7c2d4eeebcbe12cab196ce6305aee9aa83f28fcfbfa4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9b575f0d6aac3c6830fd7c2d4eeebcbe12cab196ce6305aee9aa83f28fcfbfa4.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3148

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/3148-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/3148-117-0x00000000001F0000-0x00000000001F6000-memory.dmp