dridex | 5003e8ae41f02500ce48e294edf165a13d3bf963e2d6a3f7d0bf2cb6473097c3

Analysis

max time kernel
148s
max time network
148s
platform
windows10_x64
resource
win10v20210408
submitted
20/04/2021, 07:06

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General

Target
5003e8ae41f02500ce48e294edf165a13d3bf963e2d6a3f7d0bf2cb6473097c3.dll
Size 162KB
Sample210420-seyszb3xbn
SHA256 5003e8ae41f02500ce48e294edf165a13d3bf963e2d6a3f7d0bf2cb6473097c3
MD5 74a4304ee41767e651273eb5f91ea7c7
SHA1 3beb3f014833122b560cb0c10281259391096e61
SHA512 247a3e739df08c365bf51c981daaa9438df0f3f60bd14ce72845bf1c07ae0ebd6b4dc112129e6b113e21743699666597869206284f968f6a1869aa93550e8a09
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/356-115-0x0000000074300000-0x000000007432E000-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 356	624	rundll32.exe	70
PID 624 wrote to memory of 356	624	rundll32.exe	70
PID 624 wrote to memory of 356	624	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5003e8ae41f02500ce48e294edf165a13d3bf963e2d6a3f7d0bf2cb6473097c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5003e8ae41f02500ce48e294edf165a13d3bf963e2d6a3f7d0bf2cb6473097c3.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:356

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/356-115-0x0000000074300000-0x000000007432E000-memory.dmp

Download

memory/356-117-0x0000000002ED0000-0x000000000301A000-memory.dmp