dridex | d11bf4d6f74cb0e44f9dfce3703cf0d8d73ae6cc8bbc06d66292ab376c1ee759

Analysis

max time kernel
122s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
16/05/2021, 01:05

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General

Target
24ffecd5_by_Libranalysis.dll
Size 162KB
Sample210516-4f6s5pyca6
SHA256 d11bf4d6f74cb0e44f9dfce3703cf0d8d73ae6cc8bbc06d66292ab376c1ee759
MD5 24ffecd5de4af4b13a73c0a74aa95af6
SHA1 bcca3770715466b3ace2dc32f6739b282f906447
SHA512 c0c692b012b29c997b83ac8b04b021d50c35456392627018a599a73cc235ccd177125002bdf34e6db488f71e68dc80a06444fd2bf2e62e871cbe5f0d7d08905e
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/4016-115-0x0000000074480000-0x00000000744AE000-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 4036 wrote to memory of 4016	4036	rundll32.exe	57
PID 4036 wrote to memory of 4016	4036	rundll32.exe	57
PID 4036 wrote to memory of 4016	4036	rundll32.exe	57

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\24ffecd5_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\24ffecd5_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4016

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/4016-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Download

memory/4016-117-0x0000000002E00000-0x0000000002EAE000-memory.dmp