dridex | 00cc6c3356f0bb482af0f1f4efd9a955f147ece27895a5c37e259cdea02054f3

Analysis

max time kernel
39s
max time network
47s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 21:24

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General

Target

00cc6c3356f0bb482af0f1f4efd9a955f147ece27895a5c37e259cdea02054f3.dll
Size

158KB
MD5

c3ce52462df3fc6191ab7674600591c9
SHA1

2738be50a2ef3b589b0d8346279086461265f4b9
SHA256

00cc6c3356f0bb482af0f1f4efd9a955f147ece27895a5c37e259cdea02054f3
SHA512

fc4b6dfd1f3338e12e4b370216c858fa00fb3b3e0e18964d9753db499229f99ba65a3d94f10c10693fa9d95dd585a6713fd75e1bdd80c97bd13d5cc44c5e8548

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/688-115-0x0000000073530000-0x000000007355D000-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 4000 wrote to memory of 688	4000	rundll32.exe	rundll32.exe
PID 4000 wrote to memory of 688	4000	rundll32.exe	rundll32.exe
PID 4000 wrote to memory of 688	4000	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00cc6c3356f0bb482af0f1f4efd9a955f147ece27895a5c37e259cdea02054f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4000

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00cc6c3356f0bb482af0f1f4efd9a955f147ece27895a5c37e259cdea02054f3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:688

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/688-114-0x0000000000000000-mapping.dmp

Download
memory/688-115-0x0000000073530000-0x000000007355D000-memory.dmp

Filesize
180KB

Download
memory/688-117-0x0000000004520000-0x0000000004526000-memory.dmp

Filesize
24KB

Download