dridex | f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259

Analysis

max time kernel
32s
max time network
10s
platform
windows7_x64
resource
win7v20210410
submitted
15/04/2021, 14:14

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General

Target
f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259.dll
Size 158KB
Sample210415-7vwscpr7aa
SHA256 f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259
MD5 699a9e24d148c9a9f9896dd6d8830e16
SHA1 0f6a38116f3844e6e40a64bf750b00ec0e6256e5
SHA512 4c2154373587181f003602488dd6f7c7d0b8bf4ef02b0110b3c901b5bd516eeb2bc177419cb96faaa40b735e96c17cd15fc9cba6e283bbc01e25af9238957060
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral1/memory/1840-62-0x0000000075220000-0x000000007524D000-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 7 IoCs

description	pid	Process	procid_target
PID 768 wrote to memory of 1840	768	rundll32.exe	23
PID 768 wrote to memory of 1840	768	rundll32.exe	23
PID 768 wrote to memory of 1840	768	rundll32.exe	23
PID 768 wrote to memory of 1840	768	rundll32.exe	23
PID 768 wrote to memory of 1840	768	rundll32.exe	23
PID 768 wrote to memory of 1840	768	rundll32.exe	23
PID 768 wrote to memory of 1840	768	rundll32.exe	23

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f5c9b58ee613c2e02b2ab44dfb9f8d16ecce028507b368c6a96b2854914be259.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1840

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

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Downloads

memory/1840-61-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

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memory/1840-62-0x0000000075220000-0x000000007524D000-memory.dmp

Download

memory/1840-64-0x0000000000210000-0x0000000000216000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads