dridex | 2dce08491a5e69cd0d219b662e84ca6ae4c0216ddaed93c3c6d66a99d217f707

Analysis

max time kernel
26s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
04/05/2021, 07:02

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General

Target
6a495d2a_by_Libranalysis.dll
Size 162KB
Sample210504-dbw54w7dnn
SHA256 2dce08491a5e69cd0d219b662e84ca6ae4c0216ddaed93c3c6d66a99d217f707
MD5 6a495d2a14723bb6c3a7c18dc3aa1643
SHA1 8c1234ec0edaa0b131281033618418a0570b65d5
SHA512 18377398787014e3388a4b27239c93b0927c9b9bee2aea5c65e6e0f6a77224a9dd9638a6f960c3e91d5a44cc3dcf5fe417d227655b2d242bd3f13074984bbdca
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/508-115-0x0000000073EE0000-0x0000000073F0E000-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 2260 wrote to memory of 508	2260	rundll32.exe	73
PID 2260 wrote to memory of 508	2260	rundll32.exe	73
PID 2260 wrote to memory of 508	2260	rundll32.exe	73

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a495d2a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6a495d2a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:508

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/508-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Download

memory/508-117-0x0000000000620000-0x0000000000626000-memory.dmp