dridex | e2ec81465f8a16fda578393d88d2e9446b97f6b0b458739b73e9efbf44380ef2

Analysis

max time kernel
40s
max time network
102s
platform
windows10_x64
resource
win10v20201028
submitted
29/03/2021, 14:30

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General

Target
e2ec81465f8a16fda578393d88d2e9446b97f6b0b458739b73e9efbf44380ef2.dll
Size 196KB
Sample210329-kann4veqlj
SHA256 e2ec81465f8a16fda578393d88d2e9446b97f6b0b458739b73e9efbf44380ef2
MD5 d87b090f055aa59f53fb9b277e04a865
SHA1 d3504552d70d13c79c11850780589f33406baa0d
SHA512 630a57a3c37f0f47e13ae94257be29e69a64f3939d10152d3dd80dd0e00d2f9220596b3ca2c7deaeb754fd27a4fd4c6be6beda5666d11b89f924fe71c204d492
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

131.100.24.231:443
162.144.34.234:6601
5.189.181.107:2303

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4856-3-0x0000000073D90000-0x0000000073DC3000-memory.dmp	dridex_ldr
behavioral2/memory/4856-5-0x0000000073D90000-0x0000000073DB1000-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 4772 wrote to memory of 4856	4772	rundll32.exe	70
PID 4772 wrote to memory of 4856	4772	rundll32.exe	70
PID 4772 wrote to memory of 4856	4772	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2ec81465f8a16fda578393d88d2e9446b97f6b0b458739b73e9efbf44380ef2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2ec81465f8a16fda578393d88d2e9446b97f6b0b458739b73e9efbf44380ef2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4856

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

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Downloads

memory/4856-3-0x0000000073D90000-0x0000000073DC3000-memory.dmp

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memory/4856-4-0x0000000000C80000-0x0000000000C86000-memory.dmp

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memory/4856-5-0x0000000073D90000-0x0000000073DB1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads