dridex | f3bf6c69b81091bb7a1c18f1f2bc7dbe07e77c03a880506fd56cb4efbba4c342

Analysis

max time kernel
36s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
03/05/2021, 15:02

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General

Target
49593ec2_by_Libranalysis.dll
Size 162KB
Sample210503-vzz6hvcapa
SHA256 f3bf6c69b81091bb7a1c18f1f2bc7dbe07e77c03a880506fd56cb4efbba4c342
MD5 49593ec27cca8109325695c0a548b8c9
SHA1 f7ecc7a2567b19a94b65d820a15805bb1681d3db
SHA512 6bf85fb1f21244e0ec28825881ba2b184b9d300449b238bf1e8ad5b98d0e552dad56e636160a9075e96bb4ee2c64eadc30c79b3c34aeba933177bfe860b5f2ff
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/660-115-0x0000000074390000-0x00000000743BE000-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 568 wrote to memory of 660	568	rundll32.exe	33
PID 568 wrote to memory of 660	568	rundll32.exe	33
PID 568 wrote to memory of 660	568	rundll32.exe	33

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\49593ec2_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\49593ec2_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:660

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/660-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Download

memory/660-117-0x00000000002F0000-0x00000000002F6000-memory.dmp