dridex | fc971d479536f7d25535904e1fc471b5e4d25eec72414f2e4fdf142bb6fec58c

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 21:24

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General

Target

JaffaCakes118_fc971d479536f7d25535904e1fc471b5e4d25eec72414f2e4fdf142bb6fec58c.dll
Size

184KB
MD5

29e565c6a4304a386351ac891570e2dd
SHA1

0a38f555b6426b8864e64c839b8b9657a44b15f8
SHA256

fc971d479536f7d25535904e1fc471b5e4d25eec72414f2e4fdf142bb6fec58c
SHA512

6146308b227e5cc17a213c1953d9556d8702784bef31ae2cb7c5e667c89c32199701ae9fe929686d0e3dd33a061beea7165c6961f32ff5285b86becc021751b3
SSDEEP

3072:SiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoGlzoxss7:SiLVCIT4WK2z1W+CUHZj4Skq/eaoUoC

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/1568-1-0x0000000074CA0000-0x0000000074CCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
480	1568	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 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 2236 wrote to memory of 1568	2236	rundll32.exe	30
PID 1568 wrote to memory of 480	1568	rundll32.exe	32
PID 1568 wrote to memory of 480	1568	rundll32.exe	32
PID 1568 wrote to memory of 480	1568	rundll32.exe	32
PID 1568 wrote to memory of 480	1568	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc971d479536f7d25535904e1fc471b5e4d25eec72414f2e4fdf142bb6fec58c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc971d479536f7d25535904e1fc471b5e4d25eec72414f2e4fdf142bb6fec58c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1568 -s 220
    3⤵
    - Program crash
    PID:480

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/1568-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1568-1-0x0000000074CA0000-0x0000000074CCF000-memory.dmp

Filesize
188KB

Download
memory/1568-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download