dridex | 62a68e8cdda6725f471ca37b34027df6619899b4fc9508bf8d93fa885912f74f

Analysis

max time kernel
48s
max time network
54s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:08

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General

Target

62a68e8cdda6725f471ca37b34027df6619899b4fc9508bf8d93fa885912f74f.dll
Size

154KB
MD5

f1b95da047e9797b34bb20498cb32dbb
SHA1

a0df1168c07ad52a5aa9c7b5ca9dd7e43bce88e8
SHA256

62a68e8cdda6725f471ca37b34027df6619899b4fc9508bf8d93fa885912f74f
SHA512

c3c1cb5f93305ba7831215442df04748e5eb2344ad489747f7ad0a3a6a8696dd6b260cea90e7e293bfa9cd15b63cf99c9f6e1265d142bf0657be4f49e205d683

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/696-115-0x0000000073F20000-0x0000000073F4D000-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 3728 wrote to memory of 696	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 696	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 696	3728	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\62a68e8cdda6725f471ca37b34027df6619899b4fc9508bf8d93fa885912f74f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\62a68e8cdda6725f471ca37b34027df6619899b4fc9508bf8d93fa885912f74f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:696

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/696-114-0x0000000000000000-mapping.dmp

Download
memory/696-115-0x0000000073F20000-0x0000000073F4D000-memory.dmp

Filesize
180KB

Download
memory/696-117-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download