dridex | da8a6f369304fb244aa8a978d784a72a7d80f61ac9dd8396a670a71d8b117229

Analysis

max time kernel
19s
max time network
136s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 05:22

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General

Target

da8a6f369304fb244aa8a978d784a72a7d80f61ac9dd8396a670a71d8b117229.dll
Size

158KB
MD5

267f35fd45ba659578cfa0198600fe42
SHA1

9668cb4830b81af364fc82eeead17aeb2b46e0c5
SHA256

da8a6f369304fb244aa8a978d784a72a7d80f61ac9dd8396a670a71d8b117229
SHA512

81a8496e5bbe66df1a016e6929280254120fc23bac87b2adf1861bcd1eaeb36cb6b27220987f7c29d96dc37e686c8223fc7063f757f82ca85bc8ac51dd78978d

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/3168-115-0x0000000074420000-0x000000007444D000-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 3212 wrote to memory of 3168	3212	rundll32.exe	rundll32.exe
PID 3212 wrote to memory of 3168	3212	rundll32.exe	rundll32.exe
PID 3212 wrote to memory of 3168	3212	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\da8a6f369304fb244aa8a978d784a72a7d80f61ac9dd8396a670a71d8b117229.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3212

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\da8a6f369304fb244aa8a978d784a72a7d80f61ac9dd8396a670a71d8b117229.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3168

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/3168-114-0x0000000000000000-mapping.dmp

Download
memory/3168-115-0x0000000074420000-0x000000007444D000-memory.dmp

Filesize
180KB

Download
memory/3168-117-0x0000000000F10000-0x0000000000F16000-memory.dmp

Filesize
24KB

Download