dridex | 39cc438652c8ab0b194df9d5c017d52216d12639c86d89a146d201ef117c2ba3

Analysis

max time kernel
31s
max time network
14s
platform
windows7_x64
resource
win7v20210408
submitted
23/05/2021, 16:03

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General

Target
dcdc6805_by_Libranalysis.dll
Size 162KB
Sample210523-e1ab8zt4b6
SHA256 39cc438652c8ab0b194df9d5c017d52216d12639c86d89a146d201ef117c2ba3
MD5 dcdc680505617d709a6dbd5b3b1dbb48
SHA1 4ae0f01db20023fda21cc66def155919d7785a6c
SHA512 1bcde46486216510ea3ebcb94e6ac44436a9aa15919d32bee2485450b727047b1872a2999847b499e8444381d00af1d82fc29d5f0e4454b712b04f5be096326d
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/1632-62-0x0000000074B40000-0x0000000074B6E000-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 108 wrote to memory of 1632	108	rundll32.exe	25
PID 108 wrote to memory of 1632	108	rundll32.exe	25
PID 108 wrote to memory of 1632	108	rundll32.exe	25
PID 108 wrote to memory of 1632	108	rundll32.exe	25
PID 108 wrote to memory of 1632	108	rundll32.exe	25
PID 108 wrote to memory of 1632	108	rundll32.exe	25
PID 108 wrote to memory of 1632	108	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcdc6805_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcdc6805_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1632

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/1632-61-0x0000000075AF1000-0x0000000075AF3000-memory.dmp

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memory/1632-62-0x0000000074B40000-0x0000000074B6E000-memory.dmp

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memory/1632-64-0x00000000000D0000-0x00000000000D6000-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