dridex | 47c578bd5d426bc544d8741d93909527f35b06c5e8994f7bf54069e4ab497f0f

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
19-06-2021 21:47

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General

Target

47c578bd5d426bc544d8741d93909527f35b06c5e8994f7bf54069e4ab497f0f.dll
Size

158KB
MD5

0dfb593d19a6dce6fe9da1a53347eac5
SHA1

e379adc1ceb5989904b6ad64ae592ded6285ad81
SHA256

47c578bd5d426bc544d8741d93909527f35b06c5e8994f7bf54069e4ab497f0f
SHA512

3363a2f9fc284163d5d7615395a93a0ed0312ba35d9aa9b45995dc3ee6c66e1c580e71790b481c1ecd422c920504a61caa2a535a4d89cb484089a64ebbf128ca

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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

Processes:

resource	yara_rule
behavioral1/memory/1236-115-0x0000000073FB0000-0x0000000073FDD000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 632 wrote to memory of 1236	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1236	632	rundll32.exe	rundll32.exe
PID 632 wrote to memory of 1236	632	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\47c578bd5d426bc544d8741d93909527f35b06c5e8994f7bf54069e4ab497f0f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\47c578bd5d426bc544d8741d93909527f35b06c5e8994f7bf54069e4ab497f0f.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1236

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/1236-114-0x0000000000000000-mapping.dmp

Download
memory/1236-115-0x0000000073FB0000-0x0000000073FDD000-memory.dmp

Filesize
180KB

Download
memory/1236-117-0x00000000008F0000-0x00000000008F6000-memory.dmp

Filesize
24KB

Download