dridex | 1c10d2682a4a129ac0672728ff97f7c92571ccff93b289c742f9a5c4bbd37c17

Analysis

max time kernel
120s
max time network
121s
platform
windows10_x64
resource
win10v20210410
submitted
16/04/2021, 07:53

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General

Target
1c10d2682a4a129ac0672728ff97f7c92571ccff93b289c742f9a5c4bbd37c17.dll
Size 162KB
Sample210416-ef2fa67wvj
SHA256 1c10d2682a4a129ac0672728ff97f7c92571ccff93b289c742f9a5c4bbd37c17
MD5 60e9d4037ee430d0b56ab53fd3209065
SHA1 883bdbb37abdc1e7346b55a76895adb95cfa8ef2
SHA512 45ee8e969564b2db5960ac1053eac289b939f3c881360ed9f634045c7f40ca8fa02c0144d7148bf55735ba9193edfe413bf1d31d9ff2e23909939f936e2c02d7
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/3220-115-0x00000000736D0000-0x00000000736FE000-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 1892 wrote to memory of 3220	1892	rundll32.exe	55
PID 1892 wrote to memory of 3220	1892	rundll32.exe	55
PID 1892 wrote to memory of 3220	1892	rundll32.exe	55

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c10d2682a4a129ac0672728ff97f7c92571ccff93b289c742f9a5c4bbd37c17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c10d2682a4a129ac0672728ff97f7c92571ccff93b289c742f9a5c4bbd37c17.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3220

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/3220-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/3220-117-0x0000000000730000-0x0000000000736000-memory.dmp