dridex | 0ca75945e7e94dd6d661e043f92c764c3b6a436753f891fe6760c3aa004f8ce1

Analysis

max time kernel
49s
max time network
57s
platform
windows10_x64
resource
win10v20210410
submitted
11-05-2021 13:28

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General

Target

0ca75945e7e94dd6d661e043f92c764c3b6a436753f891fe6760c3aa004f8ce1.dll
Size

160KB
MD5

244b735251250c62ed882543a650fb48
SHA1

3f5c5959fdbc52a4a4d57ce20bccdd9e34ea1f45
SHA256

0ca75945e7e94dd6d661e043f92c764c3b6a436753f891fe6760c3aa004f8ce1
SHA512

73f5ac1a763ec4c1255d1f5f009eae4c291f141f67917cfa067c07f59b8ef1bf9677cafde5d45877bbb98e572fd34800890f9d5449329aa7172e95da54e8dcc3

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/3432-115-0x0000000074090000-0x00000000740BE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3952 wrote to memory of 3432	3952	rundll32.exe	rundll32.exe
PID 3952 wrote to memory of 3432	3952	rundll32.exe	rundll32.exe
PID 3952 wrote to memory of 3432	3952	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ca75945e7e94dd6d661e043f92c764c3b6a436753f891fe6760c3aa004f8ce1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3952

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ca75945e7e94dd6d661e043f92c764c3b6a436753f891fe6760c3aa004f8ce1.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3432

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3432-114-0x0000000000000000-mapping.dmp

Download
memory/3432-115-0x0000000074090000-0x00000000740BE000-memory.dmp

Filesize
184KB

Download
memory/3432-117-0x0000000000E70000-0x0000000000E76000-memory.dmp

Filesize
24KB

Download