dridex | 63ac39aa2c0fff7107dcc71dce16b98fb3643cb468b7eee9ab0ad7408393ba0b

Analysis

max time kernel
27s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
26-06-2021 20:15

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General

Target

63ac39aa2c0fff7107dcc71dce16b98fb3643cb468b7eee9ab0ad7408393ba0b.dll
Size

158KB
MD5

2110c20f8f30dce2f9d58d9dfa423533
SHA1

8e1b70f05ee5dd5b0eaa65523341c97db59982b9
SHA256

63ac39aa2c0fff7107dcc71dce16b98fb3643cb468b7eee9ab0ad7408393ba0b
SHA512

21ab6942bca82aa992d0d457fbcf0238894efc50a9c4c5ea1fc02c2a96b595b6f2e30ee164fecc68a0f669d372a193d7f69bdaad8547f0be45f25874021948d1

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/360-115-0x00000000735F0000-0x000000007361D000-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 516 wrote to memory of 360	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 360	516	rundll32.exe	rundll32.exe
PID 516 wrote to memory of 360	516	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63ac39aa2c0fff7107dcc71dce16b98fb3643cb468b7eee9ab0ad7408393ba0b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63ac39aa2c0fff7107dcc71dce16b98fb3643cb468b7eee9ab0ad7408393ba0b.dll,#1
2⤵
- Checks whether UAC is enabled
PID:360

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/360-114-0x0000000000000000-mapping.dmp

Download
memory/360-115-0x00000000735F0000-0x000000007361D000-memory.dmp

Filesize
180KB

Download
memory/360-117-0x0000000003FA0000-0x0000000003FA6000-memory.dmp

Filesize
24KB

Download