dridex | e1d60b6ce4e4b8d2591d8e064a59c6c92d0d37e33c1dfe465e938b1da26306f4

Analysis

max time kernel
68s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
28/04/2021, 13:04

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General

Target
2595d191_by_Libranalysis.dll
Size 162KB
Sample210428-jx2fdb8k7s
SHA256 e1d60b6ce4e4b8d2591d8e064a59c6c92d0d37e33c1dfe465e938b1da26306f4
MD5 2595d191251dd24a1cba2ad6316a85c2
SHA1 cfb06dc7fd734f9c7f3e154ca64934d767d1cc60
SHA512 dc359bf3bea02c1a72d2a666c619eb676d0237ad92d3314604b1ab7d936fee357e66a6acc78c56dc3635b97a3c0f8a6689d681f04a6f0b7d0a5673452036a7f9
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/4456-115-0x0000000073820000-0x000000007384E000-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 4444 wrote to memory of 4456	4444	rundll32.exe	64
PID 4444 wrote to memory of 4456	4444	rundll32.exe	64
PID 4444 wrote to memory of 4456	4444	rundll32.exe	64

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2595d191_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2595d191_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4456

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/4456-115-0x0000000073820000-0x000000007384E000-memory.dmp

Download

memory/4456-117-0x0000000002640000-0x0000000002646000-memory.dmp