dridex | 57bee9b77c1dbc64c8a1276e082d2c569bb22155ceb84b84091051fb8a84004e

Analysis

max time kernel
116s
max time network
116s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 18:48

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General

Target
57bee9b77c1dbc64c8a1276e082d2c569bb22155ceb84b84091051fb8a84004e.dll
Size 162KB
Sample210419-97p3cs5926
SHA256 57bee9b77c1dbc64c8a1276e082d2c569bb22155ceb84b84091051fb8a84004e
MD5 598eef9f8d8d28cd1d08d11c11efc3a5
SHA1 90519d1d552cf452dde9ef90622a5af7c939434b
SHA512 b7e39fe35b8c9e26a034300ab4541f9e8c927a813455018ca178298ef5ee4c94577954989dcbd0d01c2c52240bc2dff3f045fb0863c7bfa63b616180d5a4f666
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/1548-115-0x0000000074440000-0x000000007446E000-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 752 wrote to memory of 1548	752	rundll32.exe	70
PID 752 wrote to memory of 1548	752	rundll32.exe	70
PID 752 wrote to memory of 1548	752	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\57bee9b77c1dbc64c8a1276e082d2c569bb22155ceb84b84091051fb8a84004e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:752
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\57bee9b77c1dbc64c8a1276e082d2c569bb22155ceb84b84091051fb8a84004e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1548

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/1548-115-0x0000000074440000-0x000000007446E000-memory.dmp

Download

memory/1548-117-0x0000000002DE0000-0x0000000002DE6000-memory.dmp