dridex | fcf0b2b7a47dcbf220164ab60b2a6bbfb0b50267254ce209b8afcaa199d293d8

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:56

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General

Target

JaffaCakes118_fcf0b2b7a47dcbf220164ab60b2a6bbfb0b50267254ce209b8afcaa199d293d8.dll
Size

184KB
MD5

9ed13c5073393dce2da0fdb9aec41b72
SHA1

c316313aee85da827eec8a24dcdb3c36ca122445
SHA256

fcf0b2b7a47dcbf220164ab60b2a6bbfb0b50267254ce209b8afcaa199d293d8
SHA512

b13d3364a6e98fd13bfa832a71f44f142f488f9c0128c0f3ea3dde581e7e8a85539b884c4d9282bc71b752a9cad4998bd9dd3822f1fc906029ad9d318c7d2131
SSDEEP

3072:siLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoalzoxss7:siLVCIT4WK2z1W+CUHZj4Skq/eaowoC

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/2200-1-0x00000000753E0000-0x000000007540F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	2200	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 2152 wrote to memory of 2200	2152	rundll32.exe	30
PID 2152 wrote to memory of 2200	2152	rundll32.exe	30
PID 2152 wrote to memory of 2200	2152	rundll32.exe	30
PID 2152 wrote to memory of 2200	2152	rundll32.exe	30
PID 2152 wrote to memory of 2200	2152	rundll32.exe	30
PID 2152 wrote to memory of 2200	2152	rundll32.exe	30
PID 2152 wrote to memory of 2200	2152	rundll32.exe	30
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcf0b2b7a47dcbf220164ab60b2a6bbfb0b50267254ce209b8afcaa199d293d8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fcf0b2b7a47dcbf220164ab60b2a6bbfb0b50267254ce209b8afcaa199d293d8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 224
    3⤵
    - Program crash
    PID:3024

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/2200-0-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2200-1-0x00000000753E0000-0x000000007540F000-memory.dmp

Filesize
188KB

Download
memory/2200-3-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download