dridex | 8290f72c8ece0a2d1dfcfd67ef67ff40e8ada553e8b3215cf967da2793c668c7

Analysis

max time kernel
27s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 12:35

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General

Target
8290f72c8ece0a2d1dfcfd67ef67ff40e8ada553e8b3215cf967da2793c668c7.dll
Size 162KB
Sample210416-2n449ryrbj
SHA256 8290f72c8ece0a2d1dfcfd67ef67ff40e8ada553e8b3215cf967da2793c668c7
MD5 7d2d4194d772816703b2ee9612d1424e
SHA1 f5afa0f480db6a34cc3bade8a141b80b42290df2
SHA512 67e9429d4c76dae92b79614576957bd73b273e0ce7c9431e3e4269a59e50d7e648aaf11d02e7d0fc7de7b0dd57af68318e3bd84d7636075027a0e94293341c6f
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/1360-115-0x0000000074450000-0x000000007447E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 656 wrote to memory of 1360	656	rundll32.exe	70
PID 656 wrote to memory of 1360	656	rundll32.exe	70
PID 656 wrote to memory of 1360	656	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8290f72c8ece0a2d1dfcfd67ef67ff40e8ada553e8b3215cf967da2793c668c7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8290f72c8ece0a2d1dfcfd67ef67ff40e8ada553e8b3215cf967da2793c668c7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1360

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/1360-115-0x0000000074450000-0x000000007447E000-memory.dmp

Download

memory/1360-117-0x0000000001110000-0x0000000001116000-memory.dmp