dridex | 35e2097fcf7b343fc48132b8bae18fa6fe7cb8d8bb277e650576a9633573cc34

Analysis

max time kernel
27s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 20:04

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General

Target

35e2097fcf7b343fc48132b8bae18fa6fe7cb8d8bb277e650576a9633573cc34.dll
Size

157KB
MD5

6508469bdacc5c2b1da9c869671bb3f6
SHA1

082998c64bb960f05b6f88fb2e25bad8ede48ca8
SHA256

35e2097fcf7b343fc48132b8bae18fa6fe7cb8d8bb277e650576a9633573cc34
SHA512

a8f966c0dc5d91ec64239275450a20f0a1effa7de9a07752c583b7f3786397248269564d9090b104cb5b17958e69d5b9ae5a2f37c76715c0468a67f391814090

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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
behavioral2/memory/3964-115-0x00000000735D0000-0x00000000735FD000-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 3912 wrote to memory of 3964	3912	rundll32.exe	rundll32.exe
PID 3912 wrote to memory of 3964	3912	rundll32.exe	rundll32.exe
PID 3912 wrote to memory of 3964	3912	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\35e2097fcf7b343fc48132b8bae18fa6fe7cb8d8bb277e650576a9633573cc34.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3912

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\35e2097fcf7b343fc48132b8bae18fa6fe7cb8d8bb277e650576a9633573cc34.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3964

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/3964-114-0x0000000000000000-mapping.dmp

Download
memory/3964-115-0x00000000735D0000-0x00000000735FD000-memory.dmp

Filesize
180KB

Download
memory/3964-117-0x0000000000F40000-0x0000000000F46000-memory.dmp

Filesize
24KB

Download