dridex | 950b1d63feded746d57f3cf72406abc24aed066b8bbb43cbbe1bc0e0c6572d99

Analysis

max time kernel
28s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
16/05/2021, 06:05

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General

Target
e40a2215_by_Libranalysis.dll
Size 162KB
Sample210516-1chx2gfhte
SHA256 950b1d63feded746d57f3cf72406abc24aed066b8bbb43cbbe1bc0e0c6572d99
MD5 e40a22159b95bc5dac48b3b1b83fa900
SHA1 eccf8445b6be0d893c2530026c2f47f64c36ae2c
SHA512 f0123abe08a98f7db2508143179a2fa235838ae1d187356f1aa94ff4bce82cf8c7bfb01fe2b3ff6afa41a63659e4387191d1bf0e43f4d9bcf69a4b99c54ec1ca
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/3232-115-0x0000000073620000-0x000000007364E000-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 644 wrote to memory of 3232	644	rundll32.exe	71
PID 644 wrote to memory of 3232	644	rundll32.exe	71
PID 644 wrote to memory of 3232	644	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e40a2215_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e40a2215_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3232

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/3232-115-0x0000000073620000-0x000000007364E000-memory.dmp

Download

memory/3232-117-0x0000000000540000-0x0000000000546000-memory.dmp