dridex | 62463ed3ffa0e110c54434046c6c81a993f6b4480e11453f34961ac4aad5ef82

Analysis

max time kernel
19s
max time network
126s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 12:21

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General

Target

62463ed3ffa0e110c54434046c6c81a993f6b4480e11453f34961ac4aad5ef82.dll
Size

158KB
MD5

2a3ff7fe3a3fb91b7f0cdfdfb0ffb014
SHA1

d759fcccf18996fa5db18484a7debc81f4d621b9
SHA256

62463ed3ffa0e110c54434046c6c81a993f6b4480e11453f34961ac4aad5ef82
SHA512

18816dbd02ba177d4569e6be29e7df72c1a24b55414e621dd25346fed99db76954eb9853ccf499ea64504351cea451322d35e236095ba4b41ff4a632aa67ef35

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/1736-115-0x0000000073DE0000-0x0000000073E0D000-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 3892 wrote to memory of 1736	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 1736	3892	rundll32.exe	rundll32.exe
PID 3892 wrote to memory of 1736	3892	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\62463ed3ffa0e110c54434046c6c81a993f6b4480e11453f34961ac4aad5ef82.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3892

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\62463ed3ffa0e110c54434046c6c81a993f6b4480e11453f34961ac4aad5ef82.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1736

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/1736-114-0x0000000000000000-mapping.dmp

Download
memory/1736-115-0x0000000073DE0000-0x0000000073E0D000-memory.dmp

Filesize
180KB

Download
memory/1736-117-0x0000000002E80000-0x0000000002FCA000-memory.dmp

Filesize
1.3MB

Download