dridex | 504c0eb51c8da2a8560079f79e5ac32dc8741a917258fcc26419cb1a33d63935

Analysis

max time kernel
114s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 20:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

504c0eb51c8da2a8560079f79e5ac32dc8741a917258fcc26419cb1a33d63935.dll
Size

162KB
MD5

00348752c737717ef03222f4de404ed9
SHA1

203a105bbc5c7f5d080255e4e7041ecd2eeeb41c
SHA256

504c0eb51c8da2a8560079f79e5ac32dc8741a917258fcc26419cb1a33d63935
SHA512

283b699529b8aea39ef798020165bd65c501fed2c2ecd7bef0300da4223a88171b50d792e58321d698d411c3c8d7f61084b8a6d622851ee88f8845e7d7c7a461

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/4052-115-0x0000000074260000-0x000000007428E000-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 1000 wrote to memory of 4052	1000	rundll32.exe	rundll32.exe
PID 1000 wrote to memory of 4052	1000	rundll32.exe	rundll32.exe
PID 1000 wrote to memory of 4052	1000	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\504c0eb51c8da2a8560079f79e5ac32dc8741a917258fcc26419cb1a33d63935.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1000

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\504c0eb51c8da2a8560079f79e5ac32dc8741a917258fcc26419cb1a33d63935.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4052

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

Loading Replay Monitor...

Downloads

memory/4052-114-0x0000000000000000-mapping.dmp

Download
memory/4052-115-0x0000000074260000-0x000000007428E000-memory.dmp

Filesize
184KB

Download
memory/4052-117-0x0000000003200000-0x000000000334A000-memory.dmp

Filesize
1.3MB

Download