dridex | 943d5676944f66d9be405fdff891663c545fa722071357ee16cc948633afdbfa

Analysis

max time kernel
27s
max time network
36s
platform
windows10_x64
resource
win10v20210408
submitted
20/05/2021, 17:07

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General

Target
2700b301_by_Libranalysis.dll
Size 162KB
Sample210520-gaqkfbthb2
SHA256 943d5676944f66d9be405fdff891663c545fa722071357ee16cc948633afdbfa
MD5 2700b3013ef3ca58421187947c7beb02
SHA1 c7dd7b98ac377b4acea6f9504098d2e16519dec7
SHA512 66bf36fe6f3d2ce66b9b4ce9a6813a2f7d4cd5fb89a30a926dffd87bc84f99d44f87a83bf3641e9e69b1bdb8cd8c573d36d927e1464ca67b05bb6239e2f06149
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/1012-115-0x0000000074350000-0x000000007437E000-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 740 wrote to memory of 1012	740	rundll32.exe	68
PID 740 wrote to memory of 1012	740	rundll32.exe	68
PID 740 wrote to memory of 1012	740	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2700b301_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2700b301_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1012

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/1012-115-0x0000000074350000-0x000000007437E000-memory.dmp

Download

memory/1012-117-0x00000000005E0000-0x00000000005E6000-memory.dmp