dridex | e42954f9f328cc50fd5608473b3c61db7637aba9cc06e4957ed10ead7944ded1

Analysis

max time kernel
51s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 09:19

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General

Target
e42954f9f328cc50fd5608473b3c61db7637aba9cc06e4957ed10ead7944ded1.dll
Size 162KB
Sample210416-pybbmhycdx
SHA256 e42954f9f328cc50fd5608473b3c61db7637aba9cc06e4957ed10ead7944ded1
MD5 a5f11cc8c7a35faea81e275e7ffa1113
SHA1 5c50cf4873ef43aa5a5d2bfaa8a7d496e0979063
SHA512 f52db81e545bd69c221921e8f97728be9fe8c39df98a989e52c1597e9d0b5c962c952a961d26557d850d5e0ad2107d951640939f1830f4747cca6f7bcf89e097
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/1252-115-0x0000000074430000-0x000000007445E000-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 808 wrote to memory of 1252	808	rundll32.exe	69
PID 808 wrote to memory of 1252	808	rundll32.exe	69
PID 808 wrote to memory of 1252	808	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e42954f9f328cc50fd5608473b3c61db7637aba9cc06e4957ed10ead7944ded1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e42954f9f328cc50fd5608473b3c61db7637aba9cc06e4957ed10ead7944ded1.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1252

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/1252-115-0x0000000074430000-0x000000007445E000-memory.dmp

Download

memory/1252-117-0x0000000000D90000-0x0000000000D96000-memory.dmp