dridex | 5708c74651e2aba8c30b21135de1a39380d72f24dabef320562821212b32bd1d

Analysis

max time kernel
25s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
25-06-2021 10:54

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General

Target

5708c74651e2aba8c30b21135de1a39380d72f24dabef320562821212b32bd1d.dll
Size

160KB
MD5

59482b330ae4d4031c9464c184e6eeff
SHA1

f962c720af3860ddec70114150dd955fa50fc44b
SHA256

5708c74651e2aba8c30b21135de1a39380d72f24dabef320562821212b32bd1d
SHA512

549c11e676fcca19b69d4c1cdd397efb6157c40d1ac1c82fb6366bb5cea33066f13075e28800954d567cfc54166ab1cdb0f87c4cc53908d4b9eaff7e8d14e29a

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/4012-115-0x0000000073560000-0x000000007358E000-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 3492 wrote to memory of 4012	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 4012	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 4012	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5708c74651e2aba8c30b21135de1a39380d72f24dabef320562821212b32bd1d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5708c74651e2aba8c30b21135de1a39380d72f24dabef320562821212b32bd1d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4012

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/4012-114-0x0000000000000000-mapping.dmp

Download
memory/4012-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/4012-117-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

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