dridex | ba4fc3cbe95acae276a1c07f52a55c8ca7cc09977a979354692d72765fd8b531

Analysis

max time kernel
30s
max time network
8s
platform
windows7_x64
resource
win7v20210410
submitted
15/04/2021, 14:49

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General

Target
ba4fc3cbe95acae276a1c07f52a55c8ca7cc09977a979354692d72765fd8b531.dll
Size 158KB
Sample210415-akh9pgtxwe
SHA256 ba4fc3cbe95acae276a1c07f52a55c8ca7cc09977a979354692d72765fd8b531
MD5 ff8006ef486e95f558d593f1d7da8e10
SHA1 4e138e281e2d10f4d4919417dad12e2e4f7391d0
SHA512 fb0516e2b44051fa387c30593fe46eb3ac46a9f1823f79032c985f6a2f8441385e3b1124da43dd77e8380f2d5f9e33d904ffac9273b4dc79e465c4b19a448def
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
behavioral1/memory/1968-61-0x0000000074740000-0x000000007476D000-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 7 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26
PID 1996 wrote to memory of 1968	1996	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba4fc3cbe95acae276a1c07f52a55c8ca7cc09977a979354692d72765fd8b531.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba4fc3cbe95acae276a1c07f52a55c8ca7cc09977a979354692d72765fd8b531.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1968

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/1968-60-0x0000000075D41000-0x0000000075D43000-memory.dmp

Download

memory/1968-61-0x0000000074740000-0x000000007476D000-memory.dmp

Download

memory/1968-63-0x00000000001D0000-0x00000000001D6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads