dridex | 4d00684c43e159b821490b21bf4af690d96e89efb8a6e7a95ed73e8bc794d242

Analysis

max time kernel
118s
max time network
118s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 12:17

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General

Target
4d00684c43e159b821490b21bf4af690d96e89efb8a6e7a95ed73e8bc794d242.dll
Size 162KB
Sample210416-hjmd35fpz2
SHA256 4d00684c43e159b821490b21bf4af690d96e89efb8a6e7a95ed73e8bc794d242
MD5 964a5648d95d6118c68964020c97e992
SHA1 6465fd1031b75f28f6d3b41d6dfaac8002baaf01
SHA512 6338482b130c2d8d067a3b02cd0a2bd8a603a9fbb155b45bc04fe289b5fe5ecf95a1b07ca7bfcca73d4716e92b2a0860d9b94ed17c14a0c32160bcdc138aae6b
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/3220-115-0x00000000736B0000-0x00000000736DE000-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 2256 wrote to memory of 3220	2256	rundll32.exe	46
PID 2256 wrote to memory of 3220	2256	rundll32.exe	46
PID 2256 wrote to memory of 3220	2256	rundll32.exe	46

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d00684c43e159b821490b21bf4af690d96e89efb8a6e7a95ed73e8bc794d242.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d00684c43e159b821490b21bf4af690d96e89efb8a6e7a95ed73e8bc794d242.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3220

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/3220-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/3220-117-0x0000000003160000-0x00000000032AA000-memory.dmp