dridex | 282c606b1e531ed09c2d38eb35ecf5e7a28f550d06cf20f45306d659f8d48d7d

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 04:02

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General

Target
3ef86b7e_by_Libranalysis.dll
Size 162KB
Sample210503-k5djjrc14e
SHA256 282c606b1e531ed09c2d38eb35ecf5e7a28f550d06cf20f45306d659f8d48d7d
MD5 3ef86b7ea13ed8bac9243657c2ee83d8
SHA1 3f1ce4369ad04fc7670183df7473fcebdf898474
SHA512 2cc731f04c4a2238458b3995dae1420ae5dd16f9a62274b1e8869a4c7d1428220dc0b68dcc46771986b2fd4db415cacfc6b4305e8f1f8841b0fd2d1c50029f25
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/3280-115-0x0000000073660000-0x000000007368E000-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 2232 wrote to memory of 3280	2232	rundll32.exe	70
PID 2232 wrote to memory of 3280	2232	rundll32.exe	70
PID 2232 wrote to memory of 3280	2232	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ef86b7e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ef86b7e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3280

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/3280-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/3280-117-0x0000000003190000-0x00000000032DA000-memory.dmp