dridex | fb62ca3eb29dbf749d616e284177528c5103f71ae02f7c8dafdb4fe5951bb414

Analysis

max time kernel
40s
max time network
111s
platform
windows10_x64
resource
win10v20201028
submitted
29/03/2021, 14:31

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General

Target
fb62ca3eb29dbf749d616e284177528c5103f71ae02f7c8dafdb4fe5951bb414.dll
Size 196KB
Sample210329-lscgehs862
SHA256 fb62ca3eb29dbf749d616e284177528c5103f71ae02f7c8dafdb4fe5951bb414
MD5 f4b4cf0029102cac9dbc1039438b0bfd
SHA1 514b5dcfa746a972350856a0510bd4d4ce77064a
SHA512 a3d6036fef549afd0bd13490240af8c72d524d46f7677316f75a7293fed5364dcb94f8e200fb3ff60e23617de6a3c63920eeb16fed02995ebe1b998c809c8926
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

131.100.24.231:443
162.144.34.234:6601
5.189.181.107:2303

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3472-3-0x0000000074100000-0x0000000074133000-memory.dmp	dridex_ldr
behavioral2/memory/3472-5-0x0000000074100000-0x0000000074121000-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 4012 wrote to memory of 3472	4012	rundll32.exe	38
PID 4012 wrote to memory of 3472	4012	rundll32.exe	38
PID 4012 wrote to memory of 3472	4012	rundll32.exe	38

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb62ca3eb29dbf749d616e284177528c5103f71ae02f7c8dafdb4fe5951bb414.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fb62ca3eb29dbf749d616e284177528c5103f71ae02f7c8dafdb4fe5951bb414.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3472

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/3472-3-0x0000000074100000-0x0000000074133000-memory.dmp

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memory/3472-4-0x0000000003280000-0x0000000003286000-memory.dmp

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memory/3472-5-0x0000000074100000-0x0000000074121000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads