dridex | e594cd839a84824e1332eecf031ad9095161af9f1170fa751f80428d4e4d4019

Analysis

max time kernel
95s
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
24-12-2024 23:10

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General

Target

JaffaCakes118_e594cd839a84824e1332eecf031ad9095161af9f1170fa751f80428d4e4d4019.dll
Size

184KB
MD5

3d27570b05e4a6fe662860ad6f27c316
SHA1

a3f0a49873ff70d523d88a3004e2c5710d3f8498
SHA256

e594cd839a84824e1332eecf031ad9095161af9f1170fa751f80428d4e4d4019
SHA512

1ab90633cd8b329fac0e3e1c93e5bbcb45d4a812f00c50000fe41375c4e514456bc889458d6ff4713b3dac707876a3cd31ddc7f9984e71268fc8d4f8bf8edbd9
SSDEEP

3072:UiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao8lzoxss7:UiLVCIT4WK2z1W+CUHZj4Skq/eaoCoC

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
behavioral2/memory/4716-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3964	4716	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 1420 wrote to memory of 4716	1420	rundll32.exe	83
PID 1420 wrote to memory of 4716	1420	rundll32.exe	83
PID 1420 wrote to memory of 4716	1420	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e594cd839a84824e1332eecf031ad9095161af9f1170fa751f80428d4e4d4019.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e594cd839a84824e1332eecf031ad9095161af9f1170fa751f80428d4e4d4019.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 616
    3⤵
    - Program crash
    PID:3964

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4716 -ip 4716
1⤵
PID:1540

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/4716-0-0x0000000002300000-0x0000000002306000-memory.dmp

Filesize
24KB

Download
memory/4716-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp

Filesize
188KB

Download
memory/4716-3-0x0000000002300000-0x0000000002306000-memory.dmp

Filesize
24KB

Download