dridex | 68c57b149ed9722bee67574bb138afc8ef01665480d9492e699b6bddc7f2e394

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 22:09

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General

Target

68c57b149ed9722bee67574bb138afc8ef01665480d9492e699b6bddc7f2e394.dll
Size

162KB
MD5

38285a01d1aa3959dd9807e18af54a93
SHA1

d0f0f152b0b092212e2cca6ef87bb4662f35b84d
SHA256

68c57b149ed9722bee67574bb138afc8ef01665480d9492e699b6bddc7f2e394
SHA512

5ab68b2e4f2831dd4cf6096e678ca29453ec3e9626c9c27d8962c2bb35fa78b0a0b06eb00e93f850c0d0d9ec313a55bef5c6ec7bd60ecc5f5520fb8e87b6d0be

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/1500-115-0x0000000073C70000-0x0000000073C9E000-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 396 wrote to memory of 1500	396	rundll32.exe	rundll32.exe
PID 396 wrote to memory of 1500	396	rundll32.exe	rundll32.exe
PID 396 wrote to memory of 1500	396	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\68c57b149ed9722bee67574bb138afc8ef01665480d9492e699b6bddc7f2e394.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:396

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\68c57b149ed9722bee67574bb138afc8ef01665480d9492e699b6bddc7f2e394.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1500

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/1500-114-0x0000000000000000-mapping.dmp

Download
memory/1500-115-0x0000000073C70000-0x0000000073C9E000-memory.dmp

Filesize
184KB

Download
memory/1500-117-0x00000000030E0000-0x000000000322A000-memory.dmp

Filesize
1.3MB

Download