dridex | cb1fb9a8e99a610c4c9af3c4656fd89b9e76fd6ad9a52f5d90ec7b840f66d2de

Analysis

max time kernel
96s
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
22-12-2024 11:32

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General

Target

JaffaCakes118_cb1fb9a8e99a610c4c9af3c4656fd89b9e76fd6ad9a52f5d90ec7b840f66d2de.dll
Size

161KB
MD5

df140c4aec08f34a8f9e64e1ee6abf6d
SHA1

304a3df0ae76ffab068e7614c97193fe0afa0aad
SHA256

cb1fb9a8e99a610c4c9af3c4656fd89b9e76fd6ad9a52f5d90ec7b840f66d2de
SHA512

d74110eaa68f9ef3580b9dce0a1127a57ca06723448335b3b404fc5fc6a4ae4f5176987f954c60578b8545820b60c2e5bf35976f3aae3300c36214d5921b65fa
SSDEEP

3072:ttSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:HnS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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
behavioral2/memory/2536-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/2536-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3368	2536	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 1332 wrote to memory of 2536	1332	rundll32.exe	83
PID 1332 wrote to memory of 2536	1332	rundll32.exe	83
PID 1332 wrote to memory of 2536	1332	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb1fb9a8e99a610c4c9af3c4656fd89b9e76fd6ad9a52f5d90ec7b840f66d2de.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1332
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cb1fb9a8e99a610c4c9af3c4656fd89b9e76fd6ad9a52f5d90ec7b840f66d2de.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2536
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 712
    3⤵
    - Program crash
    PID:3368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2536 -ip 2536
1⤵
PID:2860

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/2536-0-0x00000000013A0000-0x00000000013A6000-memory.dmp

Filesize
24KB

Download
memory/2536-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2536-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2536-3-0x00000000013A0000-0x00000000013A6000-memory.dmp

Filesize
24KB

Download