dridex | da53fa5a1c944bb2d4a48b2be022713e7d23036118b18ccfd81eeadf8131ec54

Analysis

max time kernel
120s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 17:44

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General

Target
da53fa5a1c944bb2d4a48b2be022713e7d23036118b18ccfd81eeadf8131ec54.dll
Size 162KB
Sample210419-2psn1rnkxa
SHA256 da53fa5a1c944bb2d4a48b2be022713e7d23036118b18ccfd81eeadf8131ec54
MD5 e739f991223a654e52d28c161f68c24b
SHA1 9c6d3ca6a7bd5e05174103497431260c66bfc62c
SHA512 815b110db717f27871453c48b9b3044df0578f3e0c6e5b094733859e0da5dee5b763d217d8a1622db6bc50faf470541fc214fbf9100765ee09777835404cd625
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 3656 wrote to memory of 3024	3656	rundll32.exe	69
PID 3656 wrote to memory of 3024	3656	rundll32.exe	69
PID 3656 wrote to memory of 3024	3656	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\da53fa5a1c944bb2d4a48b2be022713e7d23036118b18ccfd81eeadf8131ec54.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\da53fa5a1c944bb2d4a48b2be022713e7d23036118b18ccfd81eeadf8131ec54.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/3024-117-0x0000000001000000-0x000000000114A000-memory.dmp