dridex | 518d5bb68345701d7546ef3f46f09f86607f1681d7d428678d30e1dde70dfd5f

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:14

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General

Target

JaffaCakes118_518d5bb68345701d7546ef3f46f09f86607f1681d7d428678d30e1dde70dfd5f.dll
Size

184KB
MD5

b5a9a6a2849a43673042f63d1645eabc
SHA1

1e02f39b744599f621db0cf0e3d30935eb4416c0
SHA256

518d5bb68345701d7546ef3f46f09f86607f1681d7d428678d30e1dde70dfd5f
SHA512

7e0bef16849319a98aaeef2671d6bd720d226a580601d036e34d680000e817d619dfa1ec80fcf1287794cb69fe1f4c12142bc312a0cf2a95d2a462e211d94c80
SSDEEP

3072:OJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:3fYOX+wTScR/Xzku9LVwyuG

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/1576-0-0x00000000747D0000-0x00000000747FF000-memory.dmp	dridex_ldr
behavioral1/memory/1576-2-0x00000000747D0000-0x00000000747FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1880	1576	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 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 2536 wrote to memory of 1576	2536	rundll32.exe	30
PID 1576 wrote to memory of 1880	1576	rundll32.exe	32
PID 1576 wrote to memory of 1880	1576	rundll32.exe	32
PID 1576 wrote to memory of 1880	1576	rundll32.exe	32
PID 1576 wrote to memory of 1880	1576	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_518d5bb68345701d7546ef3f46f09f86607f1681d7d428678d30e1dde70dfd5f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_518d5bb68345701d7546ef3f46f09f86607f1681d7d428678d30e1dde70dfd5f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 220
    3⤵
    - Program crash
    PID:1880

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

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Downloads

memory/1576-1-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1576-0-0x00000000747D0000-0x00000000747FF000-memory.dmp

Filesize
188KB

Download
memory/1576-2-0x00000000747D0000-0x00000000747FF000-memory.dmp

Filesize
188KB

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