dridex | 01a365deae366c4c0dac620fdc5974f91a9e900ed7d00d1a65a760278fbb7a80

Analysis

max time kernel
19s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 03:00

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General

Target

01a365deae366c4c0dac620fdc5974f91a9e900ed7d00d1a65a760278fbb7a80.dll
Size

162KB
MD5

11910465d836a3993c15a82410e56bc0
SHA1

8d411471cac0d4f3da48529f9a973e2c300e7fde
SHA256

01a365deae366c4c0dac620fdc5974f91a9e900ed7d00d1a65a760278fbb7a80
SHA512

046060decc798643f1369c56efade9efdc26ae20a9488ecfcb2c2e191d0f1ab7a991e8a23b8e94adbc79f3b559c8f36dadaa4d341a5012e82ccdaa0fc98ee162

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

Processes:

resource	yara_rule
behavioral1/memory/4468-115-0x0000000074290000-0x00000000742BE000-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 4432 wrote to memory of 4468	4432	rundll32.exe	rundll32.exe
PID 4432 wrote to memory of 4468	4432	rundll32.exe	rundll32.exe
PID 4432 wrote to memory of 4468	4432	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\01a365deae366c4c0dac620fdc5974f91a9e900ed7d00d1a65a760278fbb7a80.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4432

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\01a365deae366c4c0dac620fdc5974f91a9e900ed7d00d1a65a760278fbb7a80.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4468

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/4468-114-0x0000000000000000-mapping.dmp

Download
memory/4468-115-0x0000000074290000-0x00000000742BE000-memory.dmp

Filesize
184KB

Download
memory/4468-117-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download