dridex | 6a3023a93ac37d52008f82ccfbd9d91c8312543bf4e83b628fdcee091b93a1df

Analysis

max time kernel
30s
max time network
72s
platform
windows10_x64
resource
win10v20210410
submitted
24/05/2021, 02:02

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General

Target
72608e9e_by_Libranalysis.dll
Size 162KB
Sample210524-afdckak4se
SHA256 6a3023a93ac37d52008f82ccfbd9d91c8312543bf4e83b628fdcee091b93a1df
MD5 72608e9ea2988eec34c02fe1d2d3152f
SHA1 6d1cdacd8b9ee542a6816bee9221d048eee69161
SHA512 e4486861ab53446068a83f4cba083237f0edd2343557cecb0a6aaac905bb0b4ad811e62e470549e76e9a008faaa9b1b2e695b502d1606dced1e7f151b5b7686c
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/3044-115-0x00000000735D0000-0x00000000735FE000-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 3920 wrote to memory of 3044	3920	rundll32.exe	72
PID 3920 wrote to memory of 3044	3920	rundll32.exe	72
PID 3920 wrote to memory of 3044	3920	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\72608e9e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\72608e9e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3044

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/3044-115-0x00000000735D0000-0x00000000735FE000-memory.dmp

Download

memory/3044-117-0x0000000002C60000-0x0000000002C66000-memory.dmp