dridex | 2ae7f8bd855370875a000e20a3f345a2d12faedfbb7fe0acf62a86ac5db2f30d

Analysis

max time kernel
26s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
17/04/2021, 16:35

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General

Target
2ae7f8bd855370875a000e20a3f345a2d12faedfbb7fe0acf62a86ac5db2f30d.dll
Size 162KB
Sample210417-e1827z2mne
SHA256 2ae7f8bd855370875a000e20a3f345a2d12faedfbb7fe0acf62a86ac5db2f30d
MD5 63da1890dbc808c2c71459def3505808
SHA1 233bfd7cde257617d5eaba11c3a2565ea21229d8
SHA512 75e4ce306107277cdbc661f6933801e1c036b04e43ee9cd82f805b8456f3d2e73967cedfddfa6dfec568f132f58bbbc48e801beba28a087e826408423346945f
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/1116-115-0x0000000073FB0000-0x0000000073FDE000-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 640 wrote to memory of 1116	640	rundll32.exe	69
PID 640 wrote to memory of 1116	640	rundll32.exe	69
PID 640 wrote to memory of 1116	640	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ae7f8bd855370875a000e20a3f345a2d12faedfbb7fe0acf62a86ac5db2f30d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ae7f8bd855370875a000e20a3f345a2d12faedfbb7fe0acf62a86ac5db2f30d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1116

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/1116-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Download

memory/1116-117-0x0000000003450000-0x0000000003456000-memory.dmp