dridex | a462840b1a4e7513b69af3fcaab6b5c28ea179532a7634085310870118cd41b8

Analysis

max time kernel
27s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 05:29

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General

Target
a462840b1a4e7513b69af3fcaab6b5c28ea179532a7634085310870118cd41b8.dll
Size 162KB
Sample210416-dlep68ja2s
SHA256 a462840b1a4e7513b69af3fcaab6b5c28ea179532a7634085310870118cd41b8
MD5 e6160f3893eeed044f244bf345d23fa5
SHA1 da096cbc074c46a0b0061ef6b4c91890791cd8db
SHA512 ae608353698deb7c4a8e5c7c3a0529995e098922f55d9bada6470430ac88f355458c08b5bf612f899e8dce04c5628d17b3529835a262abab351346c760debc9a
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/4920-115-0x0000000073880000-0x00000000738AE000-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 4804 wrote to memory of 4920	4804	rundll32.exe	70
PID 4804 wrote to memory of 4920	4804	rundll32.exe	70
PID 4804 wrote to memory of 4920	4804	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a462840b1a4e7513b69af3fcaab6b5c28ea179532a7634085310870118cd41b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a462840b1a4e7513b69af3fcaab6b5c28ea179532a7634085310870118cd41b8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4920

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/4920-115-0x0000000073880000-0x00000000738AE000-memory.dmp

Download

memory/4920-117-0x0000000000AC0000-0x0000000000B6E000-memory.dmp