dridex | fcf2a158e658340d64a726494814dcea154cfc9343354fb8fecd7e30cd87d4fa

Analysis

max time kernel
26s
max time network
119s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 03:04

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General

Target
ec69d2ed_by_Libranalysis.dll
Size 162KB
Sample210430-d2jl7wvyex
SHA256 fcf2a158e658340d64a726494814dcea154cfc9343354fb8fecd7e30cd87d4fa
MD5 ec69d2eda3100f9f9c04def85cc19fc4
SHA1 cd8fb19bc19dcd288b320f75ff6e2de23016b778
SHA512 637d3b707aea8d774f1e3a6f44c9a820a7dea3dc4af0e040071f8c61698c1529d4d94335f1709d68bac06bd45735f2029fe606a89d7a193765e48941ae4e1225
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/4036-115-0x00000000739D0000-0x00000000739FE000-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 2780 wrote to memory of 4036	2780	rundll32.exe	12
PID 2780 wrote to memory of 4036	2780	rundll32.exe	12
PID 2780 wrote to memory of 4036	2780	rundll32.exe	12

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec69d2ed_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ec69d2ed_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4036

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/4036-115-0x00000000739D0000-0x00000000739FE000-memory.dmp

Download

memory/4036-117-0x0000000002710000-0x0000000002716000-memory.dmp