dridex | e0e9f9bb4615a0870d1bd362f64fa584ee1c9396aef48df35ce09ab66d4c5161

Analysis

max time kernel
149s
max time network
152s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:43

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General

Target

e0e9f9bb4615a0870d1bd362f64fa584ee1c9396aef48df35ce09ab66d4c5161.dll
Size

157KB
MD5

c04227295bd8cfb20bfa0b3d68e0c25d
SHA1

d3791494a1b3606df47729ee1bb66bac47a92793
SHA256

e0e9f9bb4615a0870d1bd362f64fa584ee1c9396aef48df35ce09ab66d4c5161
SHA512

5f69916ba8c395c6e195a265faf801b07b27cf7a67e7b6439eb2d90b2746f59033895cfb685dbf38202a9fdf1f0681aed67575f073085fd421da9c4989fd36c0

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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
behavioral2/memory/1428-115-0x0000000073C70000-0x0000000073C9D000-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 708 wrote to memory of 1428	708	rundll32.exe	rundll32.exe
PID 708 wrote to memory of 1428	708	rundll32.exe	rundll32.exe
PID 708 wrote to memory of 1428	708	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0e9f9bb4615a0870d1bd362f64fa584ee1c9396aef48df35ce09ab66d4c5161.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:708
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0e9f9bb4615a0870d1bd362f64fa584ee1c9396aef48df35ce09ab66d4c5161.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1428

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/1428-114-0x0000000000000000-mapping.dmp

Download
memory/1428-115-0x0000000073C70000-0x0000000073C9D000-memory.dmp

Filesize
180KB

Download
memory/1428-117-0x0000000000A00000-0x0000000000B4A000-memory.dmp

Filesize
1.3MB

Download