dridex | fcf241a4d8dc337528381a5b331a4d324eab090ea841498418da722cedf6772f

Analysis

max time kernel
23s
max time network
10s
platform
windows7_x64
resource
win7v20210410
submitted
20/05/2021, 11:24

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General

Target
e5741d91_by_Libranalysis.dll
Size 162KB
Sample210520-efa46efa1e
SHA256 fcf241a4d8dc337528381a5b331a4d324eab090ea841498418da722cedf6772f
MD5 e5741d91b18e0b7f9140be840f568844
SHA1 63a38bc66f8fb7243688e03e75620770be54d6bc
SHA512 e61727afecd76e058116e8c123a9e3d282b21c42b5d7045394aac8b5a7972d5cb5fc85c87a07058f83ba2f5bd7748ae08ab6458b6afd08d3e38ec0aa3b5657be
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/1444-62-0x00000000750F0000-0x000000007511E000-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 2040 wrote to memory of 1444	2040	rundll32.exe	25
PID 2040 wrote to memory of 1444	2040	rundll32.exe	25
PID 2040 wrote to memory of 1444	2040	rundll32.exe	25
PID 2040 wrote to memory of 1444	2040	rundll32.exe	25
PID 2040 wrote to memory of 1444	2040	rundll32.exe	25
PID 2040 wrote to memory of 1444	2040	rundll32.exe	25
PID 2040 wrote to memory of 1444	2040	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e5741d91_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e5741d91_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1444

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/1444-61-0x0000000076281000-0x0000000076283000-memory.dmp

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memory/1444-62-0x00000000750F0000-0x000000007511E000-memory.dmp

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memory/1444-64-0x0000000000180000-0x0000000000186000-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