dridex | 5bab0762696f519d06b338912b567a5dd4b50ca288e99ab8a3a2ff69eed2b608

Analysis

max time kernel
30s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 02:02

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General

Target
34820e61_by_Libranalysis.dll
Size 162KB
Sample210503-8m25lzesda
SHA256 5bab0762696f519d06b338912b567a5dd4b50ca288e99ab8a3a2ff69eed2b608
MD5 34820e61163e3c79f0dbbd1ed8ba93fd
SHA1 61df479bbd23134e257e359c77d7a5c038f1e68b
SHA512 310d2a70f409cd980169c4d8d98512e48a4af3c40120d3a0ee41099e56b0d922f2e7380ac52dbf07c214224653c97806caf4aaddca96dae7dfbfb3cbd6fbbdac
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/360-115-0x00000000735F0000-0x000000007361E000-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 604 wrote to memory of 360	604	rundll32.exe	69
PID 604 wrote to memory of 360	604	rundll32.exe	69
PID 604 wrote to memory of 360	604	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\34820e61_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\34820e61_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:360

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/360-115-0x00000000735F0000-0x000000007361E000-memory.dmp

Download

memory/360-117-0x0000000002B20000-0x0000000002B26000-memory.dmp