dridex | 8682ac047528d0c83d3848d985a7d7fd2cb70e18631cb0d6997ac9f917434412

Analysis

max time kernel
123s
max time network
124s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 14:05

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General

Target

8682ac047528d0c83d3848d985a7d7fd2cb70e18631cb0d6997ac9f917434412.dll
Size

162KB
MD5

a49b229cb1bd6bddf7c0ad34807341e7
SHA1

ad686122542aa34e2e01eab912cc8880467f3ecf
SHA256

8682ac047528d0c83d3848d985a7d7fd2cb70e18631cb0d6997ac9f917434412
SHA512

300c7ef6e63a6e15fcffda53d9d22c2ee6db121ff493774de87667c2cd87a384273dfd648ee67ffb50c12306a6bf395f14b8c4610bc438b9913c6db35b72328d

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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
behavioral2/memory/1420-115-0x0000000074260000-0x000000007428E000-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 1000 wrote to memory of 1420	1000	rundll32.exe	rundll32.exe
PID 1000 wrote to memory of 1420	1000	rundll32.exe	rundll32.exe
PID 1000 wrote to memory of 1420	1000	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8682ac047528d0c83d3848d985a7d7fd2cb70e18631cb0d6997ac9f917434412.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1000

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8682ac047528d0c83d3848d985a7d7fd2cb70e18631cb0d6997ac9f917434412.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1420

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/1420-114-0x0000000000000000-mapping.dmp

Download
memory/1420-115-0x0000000074260000-0x000000007428E000-memory.dmp

Filesize
184KB

Download
memory/1420-117-0x0000000003240000-0x0000000003246000-memory.dmp

Filesize
24KB

Download