dridex | 804f396650dfff07c087cf5c3680b64cd2a484f8e6a2100bf0e0910355474e86

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 03:14

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General

Target

JaffaCakes118_804f396650dfff07c087cf5c3680b64cd2a484f8e6a2100bf0e0910355474e86.dll
Size

184KB
MD5

1844a87ebce24b0ed09559e71bf54842
SHA1

fd71a7d6867f7062cae45b51eff5f89ec1d22df8
SHA256

804f396650dfff07c087cf5c3680b64cd2a484f8e6a2100bf0e0910355474e86
SHA512

1c06cb53c164bd725d691ef828f942ac15c934146b369a9f4eda23e7bfc5f77dffa982231b380bf240a13d674e7d7fe1c6b79c93dd02d01268ddf7a007e67133
SSDEEP

3072:viLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoTlzoxss7:viLVCIT4WK2z1W+CUHZj4Skq/eaoJoC

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/2388-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2388	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 2368 wrote to memory of 2388	2368	rundll32.exe	30
PID 2368 wrote to memory of 2388	2368	rundll32.exe	30
PID 2368 wrote to memory of 2388	2368	rundll32.exe	30
PID 2368 wrote to memory of 2388	2368	rundll32.exe	30
PID 2368 wrote to memory of 2388	2368	rundll32.exe	30
PID 2368 wrote to memory of 2388	2368	rundll32.exe	30
PID 2368 wrote to memory of 2388	2368	rundll32.exe	30
PID 2388 wrote to memory of 2680	2388	rundll32.exe	32
PID 2388 wrote to memory of 2680	2388	rundll32.exe	32
PID 2388 wrote to memory of 2680	2388	rundll32.exe	32
PID 2388 wrote to memory of 2680	2388	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_804f396650dfff07c087cf5c3680b64cd2a484f8e6a2100bf0e0910355474e86.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_804f396650dfff07c087cf5c3680b64cd2a484f8e6a2100bf0e0910355474e86.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2388 -s 220
    3⤵
    - Program crash
    PID:2680

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/2388-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2388-1-0x0000000074DC0000-0x0000000074DEF000-memory.dmp

Filesize
188KB

Download
memory/2388-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download