dridex | b9cd4bb1104934d53d0e6e6acd1fcaa060b9542be6f02f4f205c46a3ecbddf55

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:39

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General

Target

JaffaCakes118_b9cd4bb1104934d53d0e6e6acd1fcaa060b9542be6f02f4f205c46a3ecbddf55.dll
Size

188KB
MD5

6c83af19a0941b936b098fa04b6e78b5
SHA1

092386cb9a981c722b8d85a149dea705355dcdb8
SHA256

b9cd4bb1104934d53d0e6e6acd1fcaa060b9542be6f02f4f205c46a3ecbddf55
SHA512

3a83122cdc86a436e4a4c03d9e5bbd0c101451d0e750d4b8b03ff461e2fed3876730423fc6b3b68785ab06e958466d5be062239fdc1e8e9cb2ab17d575d96e87
SSDEEP

3072:EteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzI9qM:4q7fYIHBZkTB6DWruUCOwjt

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/2684-1-0x0000000074790000-0x00000000747C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	2684	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 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2160 wrote to memory of 2684	2160	rundll32.exe	30
PID 2684 wrote to memory of 2796	2684	rundll32.exe	31
PID 2684 wrote to memory of 2796	2684	rundll32.exe	31
PID 2684 wrote to memory of 2796	2684	rundll32.exe	31
PID 2684 wrote to memory of 2796	2684	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9cd4bb1104934d53d0e6e6acd1fcaa060b9542be6f02f4f205c46a3ecbddf55.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b9cd4bb1104934d53d0e6e6acd1fcaa060b9542be6f02f4f205c46a3ecbddf55.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2684 -s 300
    3⤵
    - Program crash
    PID:2796

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/2684-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2684-1-0x0000000074790000-0x00000000747C0000-memory.dmp

Filesize
192KB

Download
memory/2684-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download