dridex | a2d2572c8a5bbc250056afaf31c96f9e668216f2c340fbf4a4626d102e54e952

Analysis

max time kernel
95s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
11/05/2021, 01:01

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General

Target
78219d31_by_Libranalysis.dll
Size 162KB
Sample210511-dvpsc7ngkx
SHA256 a2d2572c8a5bbc250056afaf31c96f9e668216f2c340fbf4a4626d102e54e952
MD5 78219d31bcd3068471ca9e7a0d8dab86
SHA1 8fdc11adbd97697be9015ddea0001c258a754d7b
SHA512 dea3026b917e8a9e674967ec803894a5c15361c5681c580061cde739be04d70c44c93be8ddaed89db576e2da286b42b1087bc0daf1a70443ccf3a495556677a8
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/4568-115-0x0000000073820000-0x000000007384E000-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 4444 wrote to memory of 4568	4444	rundll32.exe	72
PID 4444 wrote to memory of 4568	4444	rundll32.exe	72
PID 4444 wrote to memory of 4568	4444	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\78219d31_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\78219d31_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4568

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/4568-115-0x0000000073820000-0x000000007384E000-memory.dmp

Download

memory/4568-117-0x0000000000610000-0x0000000000616000-memory.dmp