dridex | e66205a325f63c65a6287e62e3f6370d4d9ab102769546e8c1a3e2945aa4e535

Analysis

max time kernel
18s
max time network
139s
platform
windows10_x64
resource
win10v20210410
submitted
19-06-2021 16:24

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General

Target

e66205a325f63c65a6287e62e3f6370d4d9ab102769546e8c1a3e2945aa4e535.dll
Size

158KB
MD5

16c01d939c684b582f7b1d960347b837
SHA1

d67de35864871b4628cd7099842983c36401c4f7
SHA256

e66205a325f63c65a6287e62e3f6370d4d9ab102769546e8c1a3e2945aa4e535
SHA512

0f2f8e3ca8b6da0d4a6147bd2539f3b8957ec96951c79466c5c40650ced2206a809d2d9eea80a970c4615d7df47f58e38eb8d736eb176362f22215c19e121027

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/3128-115-0x0000000074300000-0x000000007432D000-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 500 wrote to memory of 3128	500	rundll32.exe	rundll32.exe
PID 500 wrote to memory of 3128	500	rundll32.exe	rundll32.exe
PID 500 wrote to memory of 3128	500	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e66205a325f63c65a6287e62e3f6370d4d9ab102769546e8c1a3e2945aa4e535.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e66205a325f63c65a6287e62e3f6370d4d9ab102769546e8c1a3e2945aa4e535.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3128

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/3128-114-0x0000000000000000-mapping.dmp

Download
memory/3128-115-0x0000000074300000-0x000000007432D000-memory.dmp

Filesize
180KB

Download
memory/3128-117-0x0000000003140000-0x000000000328A000-memory.dmp

Filesize
1.3MB

Download