dridex | 0a98220093ece2ddf91442826acc856d70e28d0ff07816ceb43a04f3945c2bae

Analysis

max time kernel
86s
max time network
115s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 00:04

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General

Target
a735e352_by_Libranalysis.dll
Size 162KB
Sample210430-fl5weln1as
SHA256 0a98220093ece2ddf91442826acc856d70e28d0ff07816ceb43a04f3945c2bae
MD5 a735e3523e0fb6c58856bc41e9f86932
SHA1 8d11277c5d768e442264f20043458914ca5462b9
SHA512 d02091478503d3c9285f0efb19d4c4e65ff568afba916d1ec8a44757d49182433a07c5d3600a415e9c0be8e9996ee9544f90f253a37834a699557cab67a430fb
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/1568-115-0x0000000073F50000-0x0000000073F7E000-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 1032 wrote to memory of 1568	1032	rundll32.exe	70
PID 1032 wrote to memory of 1568	1032	rundll32.exe	70
PID 1032 wrote to memory of 1568	1032	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a735e352_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a735e352_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1568

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/1568-115-0x0000000073F50000-0x0000000073F7E000-memory.dmp

Download

memory/1568-117-0x00000000032A0000-0x00000000032A6000-memory.dmp