dridex | 1165cba3788ecd087a2e56b54c8c1b6d8e08335fdde9b5365003e14b8efadf80

Analysis

max time kernel
120s
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 02:22

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General

Target

JaffaCakes118_1165cba3788ecd087a2e56b54c8c1b6d8e08335fdde9b5365003e14b8efadf80.dll
Size

188KB
MD5

aaf327bb267a2449d5946eb4bac2fe92
SHA1

b92b9ddb5d72903a9a51b111e08b3b5a35115e81
SHA256

1165cba3788ecd087a2e56b54c8c1b6d8e08335fdde9b5365003e14b8efadf80
SHA512

e363f90094bad402abbded92e7c3d3e45be868a4fc98c3213c12b4217d97a0bc6237aca114f5b4dffae133149bbcdff12a086dfa2816c0c2447061f83c6bf36b
SSDEEP

3072:ateMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzq9qM:Sq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/1728-1-0x0000000074B80000-0x0000000074BB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	1728	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 1204 wrote to memory of 1728	1204	rundll32.exe	30
PID 1204 wrote to memory of 1728	1204	rundll32.exe	30
PID 1204 wrote to memory of 1728	1204	rundll32.exe	30
PID 1204 wrote to memory of 1728	1204	rundll32.exe	30
PID 1204 wrote to memory of 1728	1204	rundll32.exe	30
PID 1204 wrote to memory of 1728	1204	rundll32.exe	30
PID 1204 wrote to memory of 1728	1204	rundll32.exe	30
PID 1728 wrote to memory of 2808	1728	rundll32.exe	31
PID 1728 wrote to memory of 2808	1728	rundll32.exe	31
PID 1728 wrote to memory of 2808	1728	rundll32.exe	31
PID 1728 wrote to memory of 2808	1728	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1165cba3788ecd087a2e56b54c8c1b6d8e08335fdde9b5365003e14b8efadf80.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1165cba3788ecd087a2e56b54c8c1b6d8e08335fdde9b5365003e14b8efadf80.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1728 -s 300
    3⤵
    - Program crash
    PID:2808

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

Replay Monitor

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Downloads

memory/1728-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1728-1-0x0000000074B80000-0x0000000074BB0000-memory.dmp

Filesize
192KB

Download
memory/1728-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download