dridex | 580f8c0b042d107d731c9ed3d63af95e131018484784af78358a162d612f6c17

Analysis

max time kernel
132s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:43

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General

Target

580f8c0b042d107d731c9ed3d63af95e131018484784af78358a162d612f6c17.dll
Size

154KB
MD5

bb99f09483103151c21547bad7a502d0
SHA1

0d8aede73049402210e7dd02a1752b3329cabf33
SHA256

580f8c0b042d107d731c9ed3d63af95e131018484784af78358a162d612f6c17
SHA512

a27cfebb335e0ebc23a2026c012b5cbc21d803cacafd9d4104521fc1d7496c98ab2cef8d6c4a5ad5ab4f6c7485a0dd39609109cf4523147cc2980cfc61e6a7b3

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1268-115-0x0000000074260000-0x000000007428D000-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 1268	1000	rundll32.exe	rundll32.exe
PID 1000 wrote to memory of 1268	1000	rundll32.exe	rundll32.exe
PID 1000 wrote to memory of 1268	1000	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\580f8c0b042d107d731c9ed3d63af95e131018484784af78358a162d612f6c17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1000

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\580f8c0b042d107d731c9ed3d63af95e131018484784af78358a162d612f6c17.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1268

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1268-114-0x0000000000000000-mapping.dmp

Download
memory/1268-115-0x0000000074260000-0x000000007428D000-memory.dmp

Filesize
180KB

Download
memory/1268-117-0x0000000003360000-0x00000000034AA000-memory.dmp

Filesize
1.3MB

Download