dridex | ffd3caa6ee6f0e546567a7c180a7774d99da04498f5cd82f16f45bc65e343a53

Analysis

max time kernel
30s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 02:04

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General

Target
81040e6a_by_Libranalysis.dll
Size 162KB
Sample210430-c5st8te8n6
SHA256 ffd3caa6ee6f0e546567a7c180a7774d99da04498f5cd82f16f45bc65e343a53
MD5 81040e6ade3f293a55ab93c095e6a613
SHA1 4cddf899510f85e53087d49491f43cdb801839be
SHA512 58924155bd92f00e69a02a797c4524949411e9c1095d0a722551bf91cbc726d53964b9da1eff13ffee5c2e4b5b0533c27f35f7d49c8f86d720846598fd552324
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/3876-115-0x0000000073A10000-0x0000000073A3E000-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 3896 wrote to memory of 3876	3896	rundll32.exe	24
PID 3896 wrote to memory of 3876	3896	rundll32.exe	24
PID 3896 wrote to memory of 3876	3896	rundll32.exe	24

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\81040e6a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3896
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\81040e6a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3876

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/3876-115-0x0000000073A10000-0x0000000073A3E000-memory.dmp

Download

memory/3876-117-0x0000000003060000-0x0000000003066000-memory.dmp