dridex | 30b41b9341f44b9a316606eb0ad06236b8f331aa524e5736018f4e75ddc3c038

Analysis

max time kernel
19s
max time network
125s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 09:20

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General

Target

30b41b9341f44b9a316606eb0ad06236b8f331aa524e5736018f4e75ddc3c038.dll
Size

160KB
MD5

2a5f674c1d211d7161b3ac8c6d349bf0
SHA1

87e9625396e803870b31e4a4e322cc63815a9e5f
SHA256

30b41b9341f44b9a316606eb0ad06236b8f331aa524e5736018f4e75ddc3c038
SHA512

745a6208444aadf76dac0e6154c85fea1eb8284ac9eee3ba760502e2e4131d29a24428a032f9012411dd81c9d0fedbcb6e690435f89c858498c054e3dd6fffff

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/3952-115-0x0000000074380000-0x00000000743AE000-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 3904 wrote to memory of 3952	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 3952	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 3952	3904	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\30b41b9341f44b9a316606eb0ad06236b8f331aa524e5736018f4e75ddc3c038.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\30b41b9341f44b9a316606eb0ad06236b8f331aa524e5736018f4e75ddc3c038.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3952

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/3952-114-0x0000000000000000-mapping.dmp

Download
memory/3952-115-0x0000000074380000-0x00000000743AE000-memory.dmp

Filesize
184KB

Download
memory/3952-117-0x0000000003030000-0x0000000003036000-memory.dmp

Filesize
24KB

Download