dridex | 2fb10d0dc3ad3a29c67a056746ca68559067ecea3ac9eddd5fbe1d85782e2338

Analysis

max time kernel
29s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 22:21

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General

Target
2fb10d0dc3ad3a29c67a056746ca68559067ecea3ac9eddd5fbe1d85782e2338.dll
Size 162KB
Sample210419-deb66v7t46
SHA256 2fb10d0dc3ad3a29c67a056746ca68559067ecea3ac9eddd5fbe1d85782e2338
MD5 defb6d99a6679f6dc1bab0a6d42de714
SHA1 f97648bc0da466486964b153725a287e5a35787b
SHA512 44276a9e64a5e4ba4ebf29c6c602b8f3b352cb624b4a4fc25fb000ea36f76e17f94419c323b36ca3099f35789482472d007eb9c2078256121b098f13c3c03824
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/732-115-0x0000000073530000-0x000000007355E000-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 4036 wrote to memory of 732	4036	rundll32.exe	69
PID 4036 wrote to memory of 732	4036	rundll32.exe	69
PID 4036 wrote to memory of 732	4036	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fb10d0dc3ad3a29c67a056746ca68559067ecea3ac9eddd5fbe1d85782e2338.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2fb10d0dc3ad3a29c67a056746ca68559067ecea3ac9eddd5fbe1d85782e2338.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:732

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/732-115-0x0000000073530000-0x000000007355E000-memory.dmp

Download

memory/732-117-0x0000000002E10000-0x0000000002E16000-memory.dmp