dridex | 84a8ab634dce0a75a9e3c000489e41a0ecb480bd8ae6caeffad9fb7cca3fd49e

Analysis

max time kernel
40s
max time network
57s
platform
windows10_x64
resource
win10v20210408
submitted
24/05/2021, 20:01

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General

Target
d90512fc_by_Libranalysis.dll
Size 162KB
Sample210524-v6tpbbjss2
SHA256 84a8ab634dce0a75a9e3c000489e41a0ecb480bd8ae6caeffad9fb7cca3fd49e
MD5 d90512fc412a3101087410ebd083025b
SHA1 9a4e3a51ec97c047dde2be8ad4c795680a9278b1
SHA512 0bd6da3fb4e00aded7606af038f4575f676e064de6d9e921dda7a455fb1d33a350bbbbb67c64734a2d084e4faa68cb9a2f023264e6e3dfed4ce324d6b1cb30c3
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/1444-115-0x0000000073F10000-0x0000000073F3E000-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 488 wrote to memory of 1444	488	rundll32.exe	48
PID 488 wrote to memory of 1444	488	rundll32.exe	48
PID 488 wrote to memory of 1444	488	rundll32.exe	48

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d90512fc_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d90512fc_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

Replay Monitor

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Downloads

memory/1444-115-0x0000000073F10000-0x0000000073F3E000-memory.dmp

Download

memory/1444-117-0x00000000022A0000-0x000000000234E000-memory.dmp