dridex | d933b8a528d9dc90058f49928b77c8ff31ce5f529084d7373b3d0541615aa556

Analysis

max time kernel
21s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 07:44

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General

Target
d933b8a528d9dc90058f49928b77c8ff31ce5f529084d7373b3d0541615aa556.dll
Size 162KB
Sample210419-d2kfacbzqx
SHA256 d933b8a528d9dc90058f49928b77c8ff31ce5f529084d7373b3d0541615aa556
MD5 bc3af147369594e278186d0b55ade33b
SHA1 07f62b700dae801eb9334afb518db098e80f1661
SHA512 5e60dc0d8b135ec375eef204f0b3a37bcbbe37acb773b5ece629178877b4332c536e82305566dd91e547d516f43cf7600594852582a6e99302045d6e91915a06
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/3888-115-0x0000000073AA0000-0x0000000073ACE000-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 3016 wrote to memory of 3888	3016	rundll32.exe	72
PID 3016 wrote to memory of 3888	3016	rundll32.exe	72
PID 3016 wrote to memory of 3888	3016	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d933b8a528d9dc90058f49928b77c8ff31ce5f529084d7373b3d0541615aa556.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d933b8a528d9dc90058f49928b77c8ff31ce5f529084d7373b3d0541615aa556.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3888

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/3888-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/3888-117-0x0000000000C80000-0x0000000000C86000-memory.dmp