dridex | 52982b2be7788ce50afc1f137bbf0379bcbf290d9c241770c36d7ea773a53aa3

Analysis

max time kernel
117s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:11

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General

Target

52982b2be7788ce50afc1f137bbf0379bcbf290d9c241770c36d7ea773a53aa3.dll
Size

154KB
MD5

c8ffd836a16c65e4a2c6c35e8cb878b7
SHA1

973c36b8dfff0d537aad66a93ac9b04b68ff6706
SHA256

52982b2be7788ce50afc1f137bbf0379bcbf290d9c241770c36d7ea773a53aa3
SHA512

019162f0b33d4a4ef175faac7f1e3b2a5e62357afe8aa846501977a4467a215285ed6ee77c9654320e6fdbcb5e00b1af564a1cb9cf67ded1439bafbdb182d7ad

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/4692-115-0x0000000073C30000-0x0000000073C5D000-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 4656 wrote to memory of 4692	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 4692	4656	rundll32.exe	rundll32.exe
PID 4656 wrote to memory of 4692	4656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\52982b2be7788ce50afc1f137bbf0379bcbf290d9c241770c36d7ea773a53aa3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\52982b2be7788ce50afc1f137bbf0379bcbf290d9c241770c36d7ea773a53aa3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4692

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/4692-114-0x0000000000000000-mapping.dmp

Download
memory/4692-115-0x0000000073C30000-0x0000000073C5D000-memory.dmp

Filesize
180KB

Download
memory/4692-117-0x00000000031D0000-0x00000000031D6000-memory.dmp

Filesize
24KB

Download