dridex | f2f88002971dce2dc33e425ff415a637a80ff5ffbd8f010bd91d84f27d6d3601

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
22-12-2024 04:41

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General

Target

JaffaCakes118_f2f88002971dce2dc33e425ff415a637a80ff5ffbd8f010bd91d84f27d6d3601.dll
Size

184KB
MD5

33e8c30edb8093714ae92bda72b90990
SHA1

9f87f77c8e3e20386adddd9a8cca3b3258c6655a
SHA256

f2f88002971dce2dc33e425ff415a637a80ff5ffbd8f010bd91d84f27d6d3601
SHA512

26c4c7128a580ed807620d62435eeffc292bbf9389ffae87210f98ad90806b44badce2c746f7d206863a331d4d4e0b94bca3adafb6c1958a1612711b9db86230
SSDEEP

3072:oiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoJlzoxss7:oiLVCIT4WK2z1W+CUHZj4Skq/eaoXoC

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/2380-1-0x0000000074E60000-0x0000000074E8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2932	2380	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 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2380 wrote to memory of 2932	2380	rundll32.exe	32
PID 2380 wrote to memory of 2932	2380	rundll32.exe	32
PID 2380 wrote to memory of 2932	2380	rundll32.exe	32
PID 2380 wrote to memory of 2932	2380	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f2f88002971dce2dc33e425ff415a637a80ff5ffbd8f010bd91d84f27d6d3601.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f2f88002971dce2dc33e425ff415a637a80ff5ffbd8f010bd91d84f27d6d3601.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -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/2380-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2380-1-0x0000000074E60000-0x0000000074E8F000-memory.dmp

Filesize
188KB

Download
memory/2380-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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