dridex | c4e7ca2ab74b5333ab4d2a2b3ff201a22e1bedbbf2d8f54b572c2beb3cbb1b75

Analysis

max time kernel
19s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
17/04/2021, 05:18

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General

Target
c4e7ca2ab74b5333ab4d2a2b3ff201a22e1bedbbf2d8f54b572c2beb3cbb1b75.dll
Size 162KB
Sample210417-64kk57efwe
SHA256 c4e7ca2ab74b5333ab4d2a2b3ff201a22e1bedbbf2d8f54b572c2beb3cbb1b75
MD5 529158a68b00635a9660320b905311ad
SHA1 b923a60fb590c8ef270969d55678e9299dc310eb
SHA512 fa9b4444ae15823757607caaad8d048e3b5ff0a9803ba13844bbae60a67c275c64c150cd9d64541363d0235b063cd0afd871fc2305968e510dcab44f8b6a13f8
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/3472-115-0x0000000074090000-0x00000000740BE000-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 3952 wrote to memory of 3472	3952	rundll32.exe	68
PID 3952 wrote to memory of 3472	3952	rundll32.exe	68
PID 3952 wrote to memory of 3472	3952	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4e7ca2ab74b5333ab4d2a2b3ff201a22e1bedbbf2d8f54b572c2beb3cbb1b75.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c4e7ca2ab74b5333ab4d2a2b3ff201a22e1bedbbf2d8f54b572c2beb3cbb1b75.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3472

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/3472-115-0x0000000074090000-0x00000000740BE000-memory.dmp

Download

memory/3472-117-0x00000000032C0000-0x00000000032C6000-memory.dmp