dridex | 3ecaae2ab9e0ae557bb3a2e7df3b58cb424791a390bb447e2b2c6b1239ee5724

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
15/04/2021, 20:29

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General

Target
3ecaae2ab9e0ae557bb3a2e7df3b58cb424791a390bb447e2b2c6b1239ee5724.dll
Size 162KB
Sample210415-xpcmqwppfe
SHA256 3ecaae2ab9e0ae557bb3a2e7df3b58cb424791a390bb447e2b2c6b1239ee5724
MD5 9d93185cc61dd74c471f71c73c5ae5da
SHA1 32926baf35242ad6dd638758e380d3578053e7e7
SHA512 64d027b4cb1e5c87548a85b3fb57049563af7cf389006643184af3324fd94cf6bcc19e52647b34d065f366e01fb2f608d0bc50f3538172186afc243e46ca9b8b
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/496-115-0x0000000073860000-0x000000007388E000-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 3944 wrote to memory of 496	3944	rundll32.exe	58
PID 3944 wrote to memory of 496	3944	rundll32.exe	58
PID 3944 wrote to memory of 496	3944	rundll32.exe	58

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ecaae2ab9e0ae557bb3a2e7df3b58cb424791a390bb447e2b2c6b1239ee5724.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ecaae2ab9e0ae557bb3a2e7df3b58cb424791a390bb447e2b2c6b1239ee5724.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:496

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/496-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/496-117-0x0000000000700000-0x00000000007AE000-memory.dmp