dridex | ae9c31b82ba271c8ccd1e0a6a26a2f0321355767ca64dd33d63153965f4e9b2d

Analysis

max time kernel
26s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
14/04/2021, 23:38

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General

Target
ae9c31b82ba271c8ccd1e0a6a26a2f0321355767ca64dd33d63153965f4e9b2d.dll
Size 162KB
Sample210414-pcgbfdncv6
SHA256 ae9c31b82ba271c8ccd1e0a6a26a2f0321355767ca64dd33d63153965f4e9b2d
MD5 571d705ea71c424d07734a6f29a4074a
SHA1 173ce6beba26854637b22d3ed40a8d417c118011
SHA512 62833ac5d0635d5b7a451b0c6a1dcab8825224a2ab33413cef43adee820fd97d9af86a88729e36541a313ca3138bc3e44dfa5c3747856e73e07f58cef97999ae
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/1404-115-0x0000000074300000-0x000000007432E000-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 624 wrote to memory of 1404	624	rundll32.exe	71
PID 624 wrote to memory of 1404	624	rundll32.exe	71
PID 624 wrote to memory of 1404	624	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ae9c31b82ba271c8ccd1e0a6a26a2f0321355767ca64dd33d63153965f4e9b2d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ae9c31b82ba271c8ccd1e0a6a26a2f0321355767ca64dd33d63153965f4e9b2d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1404

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/1404-115-0x0000000074300000-0x000000007432E000-memory.dmp

Download

memory/1404-117-0x0000000000150000-0x00000000001FE000-memory.dmp