dridex | bca8ad474160b083bc9f19994bb36d4b1148a893a3ef30d75bceb0ead1a13a94

Analysis

max time kernel
93s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 23:14

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General

Target

JaffaCakes118_bca8ad474160b083bc9f19994bb36d4b1148a893a3ef30d75bceb0ead1a13a94.dll
Size

188KB
MD5

6f73e0d69ea0f6cc644b5cbc6d82857c
SHA1

4b456476fb7f4e270bd7873de0f6b1e4a4f47448
SHA256

bca8ad474160b083bc9f19994bb36d4b1148a893a3ef30d75bceb0ead1a13a94
SHA512

cd7887c55dbfe4f6127a94df997640901f6a70ddb83e29f6b501613eec42ed0102a3bebe2afbdce546d07790634dae29921f95ec00f67215b9ea3cf873e89fde
SSDEEP

3072:1teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzI9qM:Rq7fYIHBZkTB6DWruUCOwjt

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
behavioral2/memory/4700-1-0x0000000075600000-0x0000000075630000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2088	4700	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 4868 wrote to memory of 4700	4868	rundll32.exe	83
PID 4868 wrote to memory of 4700	4868	rundll32.exe	83
PID 4868 wrote to memory of 4700	4868	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bca8ad474160b083bc9f19994bb36d4b1148a893a3ef30d75bceb0ead1a13a94.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bca8ad474160b083bc9f19994bb36d4b1148a893a3ef30d75bceb0ead1a13a94.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4700 -s 700
    3⤵
    - Program crash
    PID:2088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4700 -ip 4700
1⤵
PID:2000

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/4700-0-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/4700-1-0x0000000075600000-0x0000000075630000-memory.dmp

Filesize
192KB

Download
memory/4700-3-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

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