dridex | 63481571f4852f642b2c0b4eb695bdacc57dc51d87de7010163c1c5ceca58604

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:10

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General

Target

JaffaCakes118_63481571f4852f642b2c0b4eb695bdacc57dc51d87de7010163c1c5ceca58604.dll
Size

184KB
MD5

0f416be3b2e91c449f6089ffd538aa94
SHA1

3b2a41123c7c89ccc6da4df3cc53365264642d73
SHA256

63481571f4852f642b2c0b4eb695bdacc57dc51d87de7010163c1c5ceca58604
SHA512

8956a9559c81ddeec8cf47fa697194b5d16b0d22f68dbba37cd015a7f36368d12a90e64f04bf7c64b18074af5c6ca6074b5b4143134e7c198753591e07ff9118
SSDEEP

3072:wJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jwa//2uFrSc:NfYOX+wTScR/Xzku9LVwruG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

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

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2556-1-0x0000000074B20000-0x0000000074B4F000-memory.dmp	dridex_ldr
behavioral1/memory/2556-2-0x0000000074B20000-0x0000000074B4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2556	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2540 wrote to memory of 2556	2540	rundll32.exe	30
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32
PID 2556 wrote to memory of 2696	2556	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63481571f4852f642b2c0b4eb695bdacc57dc51d87de7010163c1c5ceca58604.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_63481571f4852f642b2c0b4eb695bdacc57dc51d87de7010163c1c5ceca58604.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 220
    3⤵
    - Program crash
    PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2556-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2556-1-0x0000000074B20000-0x0000000074B4F000-memory.dmp

Filesize
188KB

Download
memory/2556-2-0x0000000074B20000-0x0000000074B4F000-memory.dmp

Filesize
188KB

Download
memory/2556-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download