dridex | 129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
24/06/2021, 04:16

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General

Target
129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c.dll
Size 162KB
Sample210624-99fctekfjx
SHA256 129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c
MD5 3ea62eb8fd7a9a2787124e3bf5c9d273
SHA1 2b4268a9b3c618c5cfc20f2f06f48f7135eb1410
SHA512 efdfb527cef1018054466426dcbdafa89669b7481d30e439342b5ea48d8589a64b711cb142c8fd089437d10fc22bba3daf9ee78d090c26f0093f229364b6b44c
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
behavioral1/memory/1828-115-0x0000000073660000-0x000000007368E000-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 4012 wrote to memory of 1828	4012	rundll32.exe	56
PID 4012 wrote to memory of 1828	4012	rundll32.exe	56
PID 4012 wrote to memory of 1828	4012	rundll32.exe	56

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\129d05d593f39a0f9f33b06df679bc6fbba0ced9b618f1e7135b232da072689c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1828

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/1828-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/1828-117-0x0000000000FF0000-0x0000000000FF6000-memory.dmp