dridex | ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 13:27

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General

Target

ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31.dll
Size

158KB
MD5

a75a1c6ec200550ed5d5df180c61e442
SHA1

7858c66c43c5b07d6698da18fba4b2364460fa5d
SHA256

ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31
SHA512

0c666d4868888463b85c570d11e3d17bfecba85562d10d5d60b1fee812b4f7139c8939836fefd3cebd29e2ca2dd631efbab969fda4fb6ab5d66c4d18bb85616f

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/3264-115-0x0000000073EE0000-0x0000000073F0D000-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 3232 wrote to memory of 3264	3232	rundll32.exe	rundll32.exe
PID 3232 wrote to memory of 3264	3232	rundll32.exe	rundll32.exe
PID 3232 wrote to memory of 3264	3232	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3232

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ee58d97e19a09a238bb38825f268474fe889e29949b6341e003d52f8e126de31.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3264

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/3264-114-0x0000000000000000-mapping.dmp

Download
memory/3264-115-0x0000000073EE0000-0x0000000073F0D000-memory.dmp

Filesize
180KB

Download
memory/3264-117-0x0000000002BA0000-0x0000000002BA6000-memory.dmp

Filesize
24KB

Download