dridex | 3a1bd788a8a7a9a69af3dba9b4c4889e2f50e0955848adc3c7b76b3fa66af739

Analysis

max time kernel
30s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 18:02

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General

Target
326193b8_by_Libranalysis.dll
Size 162KB
Sample210430-ddg1a2ysja
SHA256 3a1bd788a8a7a9a69af3dba9b4c4889e2f50e0955848adc3c7b76b3fa66af739
MD5 326193b88a507fa4e0cf9281187f46cf
SHA1 550a8e6ea010e501cea6bb739fba66b64afa2801
SHA512 315da6f1abe8dc0aa52fd1af9e80c72a9649de1f8b9db76ceccf1373bc8efbdad6ece80caaa486585e65218c6d360a5ee7470c9091d5171b2be6a5f68bcadf43
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/4068-115-0x0000000073EE0000-0x0000000073F0E000-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 2232 wrote to memory of 4068	2232	rundll32.exe	45
PID 2232 wrote to memory of 4068	2232	rundll32.exe	45
PID 2232 wrote to memory of 4068	2232	rundll32.exe	45

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\326193b8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\326193b8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4068

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/4068-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/4068-117-0x0000000000C90000-0x0000000000C96000-memory.dmp