dridex | 2d8c1e63c0192243f13d7a2a40d7fbee5e919911a363d1304c8266261921a51a

Analysis

max time kernel
18s
max time network
152s
platform
windows10_x64
resource
win10v20210410
submitted
19-06-2021 07:35

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General

Target

2d8c1e63c0192243f13d7a2a40d7fbee5e919911a363d1304c8266261921a51a.dll
Size

160KB
MD5

152e95d407df5a87b39366756ba8ed60
SHA1

366e87de89726a6ab84df25790a7add1eed14de3
SHA256

2d8c1e63c0192243f13d7a2a40d7fbee5e919911a363d1304c8266261921a51a
SHA512

48276fdc6eee1c50ac1c7cdd3aead407757931c524863df3419bc46a491a60be9a314b03915c3ae3760f49583bac3bc49779ab0bdf7e5acf53063d19be9053cc

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/752-115-0x00000000739B0000-0x00000000739DE000-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 508 wrote to memory of 752	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 752	508	rundll32.exe	rundll32.exe
PID 508 wrote to memory of 752	508	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d8c1e63c0192243f13d7a2a40d7fbee5e919911a363d1304c8266261921a51a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2d8c1e63c0192243f13d7a2a40d7fbee5e919911a363d1304c8266261921a51a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:752

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/752-114-0x0000000000000000-mapping.dmp

Download
memory/752-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Filesize
184KB

Download
memory/752-117-0x0000000000850000-0x0000000000856000-memory.dmp

Filesize
24KB

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