dridex | 6ffd4edc388be076f27bf34675b11873690e1796a17bab4ca104ca0863a29738

Analysis

max time kernel
25s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 10:59

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General

Target

6ffd4edc388be076f27bf34675b11873690e1796a17bab4ca104ca0863a29738.dll
Size

158KB
MD5

185bb0d1a40118cc9bdbcb5042d03591
SHA1

0c765953e194ee3ba173cac89c312c6f2a5c972c
SHA256

6ffd4edc388be076f27bf34675b11873690e1796a17bab4ca104ca0863a29738
SHA512

94301bca03d53e1dd7f79d77d0a22394f2a906a61cbf623f8232fc69ac242dce921d91b4aac8485d3904debcadab19911c601bad47d750e9678aec00f22b3f3a

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/1292-115-0x0000000074300000-0x000000007432D000-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 568 wrote to memory of 1292	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 1292	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 1292	568	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6ffd4edc388be076f27bf34675b11873690e1796a17bab4ca104ca0863a29738.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6ffd4edc388be076f27bf34675b11873690e1796a17bab4ca104ca0863a29738.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1292

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/1292-114-0x0000000000000000-mapping.dmp

Download
memory/1292-115-0x0000000074300000-0x000000007432D000-memory.dmp

Filesize
180KB

Download
memory/1292-117-0x0000000003330000-0x000000000347A000-memory.dmp

Filesize
1.3MB

Download