dridex | 84f44ae10889ca0d7cfad911c9ee2baa3a751d807dae2ad6f8e57b0f4a53a510

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 19:13

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General

Target

84f44ae10889ca0d7cfad911c9ee2baa3a751d807dae2ad6f8e57b0f4a53a510.dll
Size

158KB
MD5

31fb10042d7cb5f0ddfbb3ec2146c7ea
SHA1

9180cde702f953819b86363c2ca7ed925ed8d790
SHA256

84f44ae10889ca0d7cfad911c9ee2baa3a751d807dae2ad6f8e57b0f4a53a510
SHA512

45e2535eedd29b2b0b818ba863d54a48d30ad4b13020fb7b5316e2c147baaba71a1ea4da9f9430beb09461b2c8a7a6598e2029bc3fca1c7e7c22dfcd4d19fa48

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/1972-115-0x0000000073660000-0x000000007368D000-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 4008 wrote to memory of 1972	4008	rundll32.exe	rundll32.exe
PID 4008 wrote to memory of 1972	4008	rundll32.exe	rundll32.exe
PID 4008 wrote to memory of 1972	4008	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\84f44ae10889ca0d7cfad911c9ee2baa3a751d807dae2ad6f8e57b0f4a53a510.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4008

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\84f44ae10889ca0d7cfad911c9ee2baa3a751d807dae2ad6f8e57b0f4a53a510.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1972

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/1972-114-0x0000000000000000-mapping.dmp

Download
memory/1972-115-0x0000000073660000-0x000000007368D000-memory.dmp

Filesize
180KB

Download
memory/1972-117-0x0000000000B60000-0x0000000000B66000-memory.dmp

Filesize
24KB

Download