dridex | 362a619804f04ef7f8be25c3248cb36f392e4b2fe94f08bc596171658f3a9b04

Analysis

max time kernel
112s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:07

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General

Target

362a619804f04ef7f8be25c3248cb36f392e4b2fe94f08bc596171658f3a9b04.dll
Size

154KB
MD5

fc72ae06d62de15369bb085571c295db
SHA1

cb408662945588cff7d02c3996eb456d1c89f86d
SHA256

362a619804f04ef7f8be25c3248cb36f392e4b2fe94f08bc596171658f3a9b04
SHA512

9d8d4400226aa4919275373f911dec743fb06544ee8010f2dc232c2099ae762d5253babb4fbc7df44979220c64b0f8a5110180223617e4d625f8bf0e6e211498

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/2220-115-0x00000000736B0000-0x00000000736DD000-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 3680 wrote to memory of 2220	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 2220	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 2220	3680	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\362a619804f04ef7f8be25c3248cb36f392e4b2fe94f08bc596171658f3a9b04.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\362a619804f04ef7f8be25c3248cb36f392e4b2fe94f08bc596171658f3a9b04.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2220

Network

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/2220-114-0x0000000000000000-mapping.dmp

Download
memory/2220-115-0x00000000736B0000-0x00000000736DD000-memory.dmp

Filesize
180KB

Download
memory/2220-117-0x00000000031D0000-0x000000000331A000-memory.dmp

Filesize
1.3MB

Download