dridex | 063a688c0f768bfe4e6af85b3a8109f3a8a9037cb5021d6727f13be2e6a9c458

Analysis

max time kernel
28s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
03/05/2021, 10:02

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General

Target
2ee39814_by_Libranalysis.dll
Size 162KB
Sample210503-fp3stljaaj
SHA256 063a688c0f768bfe4e6af85b3a8109f3a8a9037cb5021d6727f13be2e6a9c458
MD5 2ee398149a8b6426ebad78a0eaf5e9b2
SHA1 c53077a9ac4d8d8ca36f664011a0f6f3ab1dff10
SHA512 7a27f9597156453167832b564cc65660e73483c7afae1b02a7328f1b3a0ca6b68597286fb32cbbcee43aa146f0cf9be09cacb89c8c86570413ffc40be7f02daf
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/828-115-0x0000000073EE0000-0x0000000073F0E000-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 4068 wrote to memory of 828	4068	rundll32.exe	72
PID 4068 wrote to memory of 828	4068	rundll32.exe	72
PID 4068 wrote to memory of 828	4068	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ee39814_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ee39814_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:828

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/828-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/828-117-0x00000000027F0000-0x00000000027F6000-memory.dmp