dridex | 4645c4837195726df6e14a407ebbcfef4b6540964f5ffa13bda7cd1a744b147a

Analysis

max time kernel
119s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 12:58

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General

Target
4645c4837195726df6e14a407ebbcfef4b6540964f5ffa13bda7cd1a744b147a.dll
Size 158KB
Sample210419-rhpg8a49fs
SHA256 4645c4837195726df6e14a407ebbcfef4b6540964f5ffa13bda7cd1a744b147a
MD5 c508fd1eeb6d46717c550671b14ab4ec
SHA1 df7b5624ef89ed186f03a79c2d9def9ba30caf80
SHA512 a0892ab019701f107e794acc50046071bda05a4f7497db47e06fba200cdc0bad92818bf77a3fc83e77e0e4615c93aeaaa0e49e418a892cfb9cbcc6200ebe7ced
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/3788-115-0x0000000074420000-0x000000007444D000-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 3212 wrote to memory of 3788	3212	rundll32.exe	71
PID 3212 wrote to memory of 3788	3212	rundll32.exe	71
PID 3212 wrote to memory of 3788	3212	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4645c4837195726df6e14a407ebbcfef4b6540964f5ffa13bda7cd1a744b147a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4645c4837195726df6e14a407ebbcfef4b6540964f5ffa13bda7cd1a744b147a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3788

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/3788-115-0x0000000074420000-0x000000007444D000-memory.dmp

Download

memory/3788-117-0x0000000003620000-0x0000000003626000-memory.dmp