dridex | 1bc65a66c4fdc422ade095052996d7704053d68fd2db9e6642e5e514affea596

Analysis

max time kernel
34s
max time network
18s
platform
windows7_x64
resource
win7v20210408
submitted
30/04/2021, 06:04

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General

Target
1ce5315f_by_Libranalysis.dll
Size 162KB
Sample210430-h52wpszxtj
SHA256 1bc65a66c4fdc422ade095052996d7704053d68fd2db9e6642e5e514affea596
MD5 1ce5315ff8c8511f5184e1d0a8c180d4
SHA1 7edff729ebf808fc2585a869dac0f5ea1d2af12a
SHA512 1be481e600476aec9947522ffdfb446d5a7b99950d1a4d2ae32b88cf7c7c26ddce1f95f2622c4cda83c8740dc97623aad78046f7933625dc1eb86077405d122d
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
behavioral1/memory/2044-62-0x0000000074F40000-0x0000000074F6E000-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 7 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2044	1848	rundll32.exe	25
PID 1848 wrote to memory of 2044	1848	rundll32.exe	25
PID 1848 wrote to memory of 2044	1848	rundll32.exe	25
PID 1848 wrote to memory of 2044	1848	rundll32.exe	25
PID 1848 wrote to memory of 2044	1848	rundll32.exe	25
PID 1848 wrote to memory of 2044	1848	rundll32.exe	25
PID 1848 wrote to memory of 2044	1848	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ce5315f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1ce5315f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2044

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

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Downloads

memory/2044-61-0x00000000757C1000-0x00000000757C3000-memory.dmp

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memory/2044-62-0x0000000074F40000-0x0000000074F6E000-memory.dmp

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memory/2044-64-0x0000000000150000-0x0000000000156000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads