dridex | 58823e33d9e26271c854e5bbcd4c665c4b73372665062a99d0feaa9233ce11bc

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
24-12-2024 00:21

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General

Target

JaffaCakes118_58823e33d9e26271c854e5bbcd4c665c4b73372665062a99d0feaa9233ce11bc.dll
Size

184KB
MD5

ed0172d59d21027a88106aa04aa155f5
SHA1

fedc5402e4ebf0ad176bc38c75bb1fc8d3705815
SHA256

58823e33d9e26271c854e5bbcd4c665c4b73372665062a99d0feaa9233ce11bc
SHA512

304108ea09515aec10cc08bdb5dcac265e14a2eb130934160ae3e359ddd2f57ec1cf7b93a9372e54b37ef4c63d3e7c58be0e5cc5ced8363805c24b72f3539150
SSDEEP

3072:7JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JLa//2uFrSc:gfYOX+wTScR/Xzku9LVwUuG

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/2448-1-0x0000000074920000-0x000000007494F000-memory.dmp	dridex_ldr
behavioral1/memory/2448-2-0x0000000074920000-0x000000007494F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	2448	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 2472 wrote to memory of 2448	2472	rundll32.exe	30
PID 2472 wrote to memory of 2448	2472	rundll32.exe	30
PID 2472 wrote to memory of 2448	2472	rundll32.exe	30
PID 2472 wrote to memory of 2448	2472	rundll32.exe	30
PID 2472 wrote to memory of 2448	2472	rundll32.exe	30
PID 2472 wrote to memory of 2448	2472	rundll32.exe	30
PID 2472 wrote to memory of 2448	2472	rundll32.exe	30
PID 2448 wrote to memory of 2812	2448	rundll32.exe	31
PID 2448 wrote to memory of 2812	2448	rundll32.exe	31
PID 2448 wrote to memory of 2812	2448	rundll32.exe	31
PID 2448 wrote to memory of 2812	2448	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_58823e33d9e26271c854e5bbcd4c665c4b73372665062a99d0feaa9233ce11bc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2472
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_58823e33d9e26271c854e5bbcd4c665c4b73372665062a99d0feaa9233ce11bc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 220
    3⤵
    - Program crash
    PID:2812

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/2448-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2448-1-0x0000000074920000-0x000000007494F000-memory.dmp

Filesize
188KB

Download
memory/2448-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2448-2-0x0000000074920000-0x000000007494F000-memory.dmp

Filesize
188KB

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