dridex | 912cdfc77e031a199cd2d861ca686bf51f8e92095a6d9d2b279626eb96c9da8d

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 02:36

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General

Target
912cdfc77e031a199cd2d861ca686bf51f8e92095a6d9d2b279626eb96c9da8d.dll
Size 162KB
Sample210419-r435qqfe3e
SHA256 912cdfc77e031a199cd2d861ca686bf51f8e92095a6d9d2b279626eb96c9da8d
MD5 8f3a569340c694e618900b6f23fcc41d
SHA1 2f384938b15a8f877bf03e24a6513ed082fb60d5
SHA512 ff14dbece96561ef9f1943e3fa6a3a58af0cfd52a1668d60e177ae1b760bb7d565188fcf8ba75a8994341af307ab5422b0285d73679163f6dc0bfd72a687c504
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/3180-115-0x0000000073B70000-0x0000000073B9E000-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 3904 wrote to memory of 3180	3904	rundll32.exe	71
PID 3904 wrote to memory of 3180	3904	rundll32.exe	71
PID 3904 wrote to memory of 3180	3904	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\912cdfc77e031a199cd2d861ca686bf51f8e92095a6d9d2b279626eb96c9da8d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\912cdfc77e031a199cd2d861ca686bf51f8e92095a6d9d2b279626eb96c9da8d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3180

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/3180-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Download

memory/3180-117-0x0000000002BF0000-0x0000000002BF6000-memory.dmp