dridex | 6df2c80b1ec6b467ebe4688d81ea4bc0ccfedfb92e1628baf1740f1a0dbedf62

Analysis

max time kernel
145s
max time network
145s
platform
windows10_x64
resource
win10v20210410
submitted
14/05/2021, 08:02

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General

Target
35faf9d1_by_Libranalysis.dll
Size 162KB
Sample210514-k82gdslcls
SHA256 6df2c80b1ec6b467ebe4688d81ea4bc0ccfedfb92e1628baf1740f1a0dbedf62
MD5 35faf9d1f77ce0b2c977df05cf8676de
SHA1 804e923dcfe2bcc4caed33cef8b01d81811e62b4
SHA512 79b4ba9ac9a67707feecc4db0922b083bb7bfab4193f02daf61a77385f30564307dac6a49579bc15726f7567f971475fefdfccaaaa5421a13c5bb079b1fe7c6c
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/3024-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 3024	3680	rundll32.exe	55
PID 3680 wrote to memory of 3024	3680	rundll32.exe	55
PID 3680 wrote to memory of 3024	3680	rundll32.exe	55

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\35faf9d1_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\35faf9d1_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3024

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/3024-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/3024-117-0x0000000001180000-0x0000000001186000-memory.dmp