dridex | 3390677daab265494860a91b946c30a730bdc331c5d0b58f411b55eaee8a1bb0

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
17/04/2021, 09:58

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General

Target
3390677daab265494860a91b946c30a730bdc331c5d0b58f411b55eaee8a1bb0.dll
Size 162KB
Sample210417-p5jlnnvste
SHA256 3390677daab265494860a91b946c30a730bdc331c5d0b58f411b55eaee8a1bb0
MD5 28db388e9d5f7a5697cd7bd3db76a50b
SHA1 875dc78a62d6d96cac1d93a44e2dbda92d5e1c0b
SHA512 a965d920c00a3e8aca99510ce88b2bb40ab2611730f37d7614bd5d7cdd5d5bee263128bd573fce1a3dc3e85084d90b8cf103f895b2afa7e9c2ecdad0371b40f8
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/3464-115-0x0000000074090000-0x00000000740BE000-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 3932 wrote to memory of 3464	3932	rundll32.exe	68
PID 3932 wrote to memory of 3464	3932	rundll32.exe	68
PID 3932 wrote to memory of 3464	3932	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3390677daab265494860a91b946c30a730bdc331c5d0b58f411b55eaee8a1bb0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3390677daab265494860a91b946c30a730bdc331c5d0b58f411b55eaee8a1bb0.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3464

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/3464-115-0x0000000074090000-0x00000000740BE000-memory.dmp

Download

memory/3464-117-0x0000000000800000-0x00000000008AE000-memory.dmp