dridex | 094a8131d4cbfeaa697ddbef3a5fe79cd99e5e4edeb96e0602feba30d6c810de

Analysis

max time kernel
32s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
11/05/2021, 03:01

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General

Target
6cb4b206_by_Libranalysis.dll
Size 158KB
Sample210511-b77crh66ea
SHA256 094a8131d4cbfeaa697ddbef3a5fe79cd99e5e4edeb96e0602feba30d6c810de
MD5 6cb4b20636bf4eace29ce2e4c9ac7fd7
SHA1 9ea574e5c26fe2d9ebd97f91d45265fc733bdc9c
SHA512 48021f7d210e1a7dc97dfb63d5fcb5d6325380d6df43e6e95d310004e6c35d41ed96f074021e26e594f6e2193f45730ab1440fc67a2a4488bf51e88a65a5af54
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/1036-115-0x00000000735F0000-0x000000007361D000-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 604 wrote to memory of 1036	604	rundll32.exe	69
PID 604 wrote to memory of 1036	604	rundll32.exe	69
PID 604 wrote to memory of 1036	604	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6cb4b206_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6cb4b206_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1036

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/1036-115-0x00000000735F0000-0x000000007361D000-memory.dmp

Download

memory/1036-117-0x0000000000B70000-0x0000000000B76000-memory.dmp