dridex | 2a0d0b8a250652eb431d7e2591b34ae0dbdb6331766c49275dc75069898a772f

Analysis

max time kernel
50s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
14/05/2021, 15:03

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General

Target
53499579_by_Libranalysis.dll
Size 162KB
Sample210514-e8klzm7evn
SHA256 2a0d0b8a250652eb431d7e2591b34ae0dbdb6331766c49275dc75069898a772f
MD5 53499579dd909a23fab773175b740e15
SHA1 c4a342fded1904c5c0092b90004a923fa1dba906
SHA512 c8cae23eb3531f282d3a2e5fdfe9296d00fa21701dfbe3e38f0e3a927625a876e8a1585e89d44eb91cccc59a07a60e0040a74b5833131d547059fc81125e383c
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/1156-115-0x0000000074450000-0x000000007447E000-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 648 wrote to memory of 1156	648	rundll32.exe	48
PID 648 wrote to memory of 1156	648	rundll32.exe	48
PID 648 wrote to memory of 1156	648	rundll32.exe	48

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53499579_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\53499579_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1156

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/1156-115-0x0000000074450000-0x000000007447E000-memory.dmp

Download

memory/1156-117-0x00000000004F0000-0x000000000063A000-memory.dmp