dridex | e98b1b9363a2a3c32a25f0b75ec00db1bfcb03c13b21e98d7ffd03d89f1f0e2c

Analysis

max time kernel
72s
max time network
114s
platform
windows10_x64
resource
win10v20210410
submitted
04/05/2021, 00:01

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General

Target
a670d04d_by_Libranalysis.dll
Size 162KB
Sample210504-l38w2t8rha
SHA256 e98b1b9363a2a3c32a25f0b75ec00db1bfcb03c13b21e98d7ffd03d89f1f0e2c
MD5 a670d04dc627778314c79337b600a61f
SHA1 9f8236947faf20bba71d6d22996c16f8271de024
SHA512 0a23a24b035771ff7253741a4394862837a23ea3510b6d53777f3848eec5c8f1ccdfb27194897256cc6515bfbed2f996c5d4517629c37ce3e756bc464638a87a
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	69
PID 2256 wrote to memory of 3220	2256	rundll32.exe	69
PID 2256 wrote to memory of 3220	2256	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a670d04d_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a670d04d_by_Libranalysis.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/3220-117-0x0000000004BE0000-0x0000000004BE6000-memory.dmp