dridex | b9154fa3e9bd3da3a12d51f799ef9e170860555481efd08502cb56e38456a658

Analysis

max time kernel
19s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
17/04/2021, 00:22

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General

Target
b9154fa3e9bd3da3a12d51f799ef9e170860555481efd08502cb56e38456a658.dll
Size 162KB
Sample210417-7jd656fny6
SHA256 b9154fa3e9bd3da3a12d51f799ef9e170860555481efd08502cb56e38456a658
MD5 ce78eedbd3dd97f092a8e119c37a1afe
SHA1 d7afdba68b2149b86ae4ffad617cdecd9b076cc3
SHA512 02bb8e09063e4c86023006f63edccf325f6bffd28fcfb05a940cbc91dcfea2807332018bcfdda56493214b6606085de916ba68866565d8274ced0c0a7e7911df
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/3988-115-0x0000000073860000-0x000000007388E000-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 1968 wrote to memory of 3988	1968	rundll32.exe	70
PID 1968 wrote to memory of 3988	1968	rundll32.exe	70
PID 1968 wrote to memory of 3988	1968	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9154fa3e9bd3da3a12d51f799ef9e170860555481efd08502cb56e38456a658.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9154fa3e9bd3da3a12d51f799ef9e170860555481efd08502cb56e38456a658.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3988

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/3988-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/3988-117-0x0000000000770000-0x0000000000776000-memory.dmp