dridex | 7ecfd1918f557c8d2bbf0bccc58f0e08e2da15d6ca3814b100f0f96d4345417c

Analysis

max time kernel
77s
max time network
76s
platform
windows7_x64
resource
win7v20210408
submitted
20/04/2021, 10:38

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General

Target
7ecfd1918f557c8d2bbf0bccc58f0e08e2da15d6ca3814b100f0f96d4345417c.dll
Size 162KB
Sample210420-2phpbgaft2
SHA256 7ecfd1918f557c8d2bbf0bccc58f0e08e2da15d6ca3814b100f0f96d4345417c
MD5 f6f854551237060b599899c3466c34ba
SHA1 7d22b2f00a754ce62a1dd3b9029b770236341134
SHA512 3bc5a96c8372c888b79729fb15bd83660556c218806ba4d4bd641cfb92e80a78988800e62076146fb67980a144a65541460e2890a4e81121033eae42e031f3cb
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/1772-61-0x0000000075080000-0x00000000750AE000-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 1640 wrote to memory of 1772	1640	rundll32.exe	25
PID 1640 wrote to memory of 1772	1640	rundll32.exe	25
PID 1640 wrote to memory of 1772	1640	rundll32.exe	25
PID 1640 wrote to memory of 1772	1640	rundll32.exe	25
PID 1640 wrote to memory of 1772	1640	rundll32.exe	25
PID 1640 wrote to memory of 1772	1640	rundll32.exe	25
PID 1640 wrote to memory of 1772	1640	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7ecfd1918f557c8d2bbf0bccc58f0e08e2da15d6ca3814b100f0f96d4345417c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7ecfd1918f557c8d2bbf0bccc58f0e08e2da15d6ca3814b100f0f96d4345417c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1772

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/1772-60-0x00000000769B1000-0x00000000769B3000-memory.dmp

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memory/1772-61-0x0000000075080000-0x00000000750AE000-memory.dmp

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memory/1772-63-0x0000000000180000-0x0000000000186000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads