dridex | d4ae02e8e6b5edf8bb4381494b199de7e88f39df89680921198defc373ba96c4

Analysis

max time kernel
25s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 23:11

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General

Target

d4ae02e8e6b5edf8bb4381494b199de7e88f39df89680921198defc373ba96c4.dll
Size

158KB
MD5

6118cff4733ab42a0dea92a00869f431
SHA1

cd26f95279e12c532103fe9c1c87c96d383cce2b
SHA256

d4ae02e8e6b5edf8bb4381494b199de7e88f39df89680921198defc373ba96c4
SHA512

de895848b7572c79373a87b297ec361b99b6c6724afb521433498a6fdf190ddbb5b7c46ce7df3815cb8c0319099f2451218f13b2985e886a1921156a4d0463ba

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/1772-115-0x0000000073560000-0x000000007358D000-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 3716 wrote to memory of 1772	3716	rundll32.exe	rundll32.exe
PID 3716 wrote to memory of 1772	3716	rundll32.exe	rundll32.exe
PID 3716 wrote to memory of 1772	3716	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d4ae02e8e6b5edf8bb4381494b199de7e88f39df89680921198defc373ba96c4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3716

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d4ae02e8e6b5edf8bb4381494b199de7e88f39df89680921198defc373ba96c4.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1772

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/1772-114-0x0000000000000000-mapping.dmp

Download
memory/1772-115-0x0000000073560000-0x000000007358D000-memory.dmp

Filesize
180KB

Download
memory/1772-117-0x0000000002890000-0x00000000029DA000-memory.dmp

Filesize
1.3MB

Download