dridex | f47ec462d60bb9cb67a86f604433322e63987b6af63c1640d5d54ed8f1756a02

Analysis

max time kernel
19s
max time network
139s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 13:23

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General

Target

f47ec462d60bb9cb67a86f604433322e63987b6af63c1640d5d54ed8f1756a02.dll
Size

158KB
MD5

b80ce123ca18b8d8e14037d12ad1cab7
SHA1

060046020eea2554e40ecfaaa7de83428b8eb8fb
SHA256

f47ec462d60bb9cb67a86f604433322e63987b6af63c1640d5d54ed8f1756a02
SHA512

aae44a3de398b522a22c93d9153c10d0c880d30dbf5c12216bebb91854be7567ae4f68afb390220d9071411c9d6c318aaecc315becbb8f81d91e82bc1f32d435

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/3144-115-0x0000000074300000-0x000000007432D000-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 500 wrote to memory of 3144	500	rundll32.exe	rundll32.exe
PID 500 wrote to memory of 3144	500	rundll32.exe	rundll32.exe
PID 500 wrote to memory of 3144	500	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f47ec462d60bb9cb67a86f604433322e63987b6af63c1640d5d54ed8f1756a02.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f47ec462d60bb9cb67a86f604433322e63987b6af63c1640d5d54ed8f1756a02.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3144

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3144-114-0x0000000000000000-mapping.dmp

Download
memory/3144-115-0x0000000074300000-0x000000007432D000-memory.dmp

Filesize
180KB

Download
memory/3144-117-0x0000000003250000-0x000000000339A000-memory.dmp

Filesize
1.3MB

Download