dridex | 57f23fe6f5644847b7304c6e6d6c7ca427abb92eca9f7b2ba051d7f901105dba

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 20:37

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General

Target

JaffaCakes118_57f23fe6f5644847b7304c6e6d6c7ca427abb92eca9f7b2ba051d7f901105dba.dll
Size

184KB
MD5

b044c7b065f8a165698e464a258d5e40
SHA1

394aa170103e748af65603dd796d2d581e5bd2ff
SHA256

57f23fe6f5644847b7304c6e6d6c7ca427abb92eca9f7b2ba051d7f901105dba
SHA512

21f88445c0bef41b28051b5c4cfa10f50bc11a62e45db3d1e7c865b1237c1b6db96ce49c68c27a12fa078ee5ab86a81b465fbc139d94f83d28ede5b192a2302c
SSDEEP

3072:6iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:6iLVCIT4WK2z1W+CUHZj4Skq/eao0oC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2376-1-0x0000000074E30000-0x0000000074E5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2932	2376	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 2364 wrote to memory of 2376	2364	rundll32.exe	30
PID 2364 wrote to memory of 2376	2364	rundll32.exe	30
PID 2364 wrote to memory of 2376	2364	rundll32.exe	30
PID 2364 wrote to memory of 2376	2364	rundll32.exe	30
PID 2364 wrote to memory of 2376	2364	rundll32.exe	30
PID 2364 wrote to memory of 2376	2364	rundll32.exe	30
PID 2364 wrote to memory of 2376	2364	rundll32.exe	30
PID 2376 wrote to memory of 2932	2376	rundll32.exe	32
PID 2376 wrote to memory of 2932	2376	rundll32.exe	32
PID 2376 wrote to memory of 2932	2376	rundll32.exe	32
PID 2376 wrote to memory of 2932	2376	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57f23fe6f5644847b7304c6e6d6c7ca427abb92eca9f7b2ba051d7f901105dba.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57f23fe6f5644847b7304c6e6d6c7ca427abb92eca9f7b2ba051d7f901105dba.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 220
    3⤵
    - Program crash
    PID:2932

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/2376-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000074E30000-0x0000000074E5F000-memory.dmp

Filesize
188KB

Download
memory/2376-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download