dridex | 94eb7b95e94cc6eef439f7d60f670380e87f2fc9d431c2aaa91f81e6c8e5bc7f

Analysis

max time kernel
30s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 07:04

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General

Target
c324c8f0_by_Libranalysis.dll
Size 162KB
Sample210430-7m6scjffmj
SHA256 94eb7b95e94cc6eef439f7d60f670380e87f2fc9d431c2aaa91f81e6c8e5bc7f
MD5 c324c8f06408ff4d0d0411ddf052d133
SHA1 f5f115fa6895b1932cf4de21ef1d271771cb5d1a
SHA512 5ef72da70a38b9d58d00bb00a706e4f6ceaacc7f713a0dbfb8098bd2a57d692c81e00f5f263def3dc194bba789598e0197e65662f6ed86d7bad43620dfdbcc7b
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/2980-115-0x0000000073560000-0x000000007358E000-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 2980	3920	rundll32.exe	70
PID 3920 wrote to memory of 2980	3920	rundll32.exe	70
PID 3920 wrote to memory of 2980	3920	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c324c8f0_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3920
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c324c8f0_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2980

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/2980-115-0x0000000073560000-0x000000007358E000-memory.dmp

Download

memory/2980-117-0x0000000002890000-0x00000000029DA000-memory.dmp