dridex | f502fdbac301f31e97b41756346fe70137917dfc2ac92735ee1fbe8ed6a5eef8

Analysis

max time kernel
24s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 23:26

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General

Target
f502fdbac301f31e97b41756346fe70137917dfc2ac92735ee1fbe8ed6a5eef8.dll
Size 158KB
Sample210415-2qaxycpzvx
SHA256 f502fdbac301f31e97b41756346fe70137917dfc2ac92735ee1fbe8ed6a5eef8
MD5 607f8c60ff27d0c17363ca7c90326094
SHA1 94501c515e188080370d7760e4f145f673059c0c
SHA512 06e86a74bcd3697e34d30f3a337e569c5445390d6a41d9ae76ef1a50453986b097b37644f05351f15add3faaadf7b3d3fe9b20f0b608fc80d1a8e7b8ed7cb33c
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/596-115-0x0000000074400000-0x000000007442D000-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 784 wrote to memory of 596	784	rundll32.exe	69
PID 784 wrote to memory of 596	784	rundll32.exe	69
PID 784 wrote to memory of 596	784	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f502fdbac301f31e97b41756346fe70137917dfc2ac92735ee1fbe8ed6a5eef8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f502fdbac301f31e97b41756346fe70137917dfc2ac92735ee1fbe8ed6a5eef8.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:596

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/596-115-0x0000000074400000-0x000000007442D000-memory.dmp

Download

memory/596-117-0x00000000034C0000-0x00000000034C6000-memory.dmp