dridex | 40dcde656ee4bb65eaf8a96f1beb877d560618c755a9f3974219aa07f2cc0fd2

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:37

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General

Target

JaffaCakes118_40dcde656ee4bb65eaf8a96f1beb877d560618c755a9f3974219aa07f2cc0fd2.dll
Size

184KB
MD5

66b249f841dba21467c53622a1e5e307
SHA1

2e8d741e487244fd921e21ec974cf77af3ebdb28
SHA256

40dcde656ee4bb65eaf8a96f1beb877d560618c755a9f3974219aa07f2cc0fd2
SHA512

1a814edc822b65ea5d417c26ac51bf2ab9033289605444faf7b1daeb4365e28d6cc2fa8e3ec255d7b224fbba2c7aab6c5a828b6cb60399e457b8125b7056d9d1
SSDEEP

3072:xiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoflzoxss7:xiLVCIT4WK2z1W+CUHZj4Skq/eao9oC

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/1976-0-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2960	1976	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 1864 wrote to memory of 1976	1864	rundll32.exe	30
PID 1864 wrote to memory of 1976	1864	rundll32.exe	30
PID 1864 wrote to memory of 1976	1864	rundll32.exe	30
PID 1864 wrote to memory of 1976	1864	rundll32.exe	30
PID 1864 wrote to memory of 1976	1864	rundll32.exe	30
PID 1864 wrote to memory of 1976	1864	rundll32.exe	30
PID 1864 wrote to memory of 1976	1864	rundll32.exe	30
PID 1976 wrote to memory of 2960	1976	rundll32.exe	32
PID 1976 wrote to memory of 2960	1976	rundll32.exe	32
PID 1976 wrote to memory of 2960	1976	rundll32.exe	32
PID 1976 wrote to memory of 2960	1976	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40dcde656ee4bb65eaf8a96f1beb877d560618c755a9f3974219aa07f2cc0fd2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1864
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_40dcde656ee4bb65eaf8a96f1beb877d560618c755a9f3974219aa07f2cc0fd2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 220
    3⤵
    - Program crash
    PID:2960

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/1976-0-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

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memory/1976-2-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

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