dridex | fbf9a989b6ce984a33134a37f56e0b5e33adf74e5686acb530740072d12f10b3

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
24-12-2024 19:54

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General

Target

JaffaCakes118_fbf9a989b6ce984a33134a37f56e0b5e33adf74e5686acb530740072d12f10b3.dll
Size

161KB
MD5

ff96368dfb7806e1d84e5c33bc40fe2c
SHA1

d7514a1a6a6688191a81f3b0d1cc358638c93e56
SHA256

fbf9a989b6ce984a33134a37f56e0b5e33adf74e5686acb530740072d12f10b3
SHA512

1e0142828777659d3f6f77087dd1452322caabbc786f7daab6c07b0feebb7cc531486daba91d1eb0c0710aab203c88739ae30a502b18937e888690c4d64f91aa
SSDEEP

3072:/OSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2uGkFY:2nS62Fl+pkeJl3CvRStrFl+EYL

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/4208-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4208-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	4208	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 552 wrote to memory of 4208	552	rundll32.exe	83
PID 552 wrote to memory of 4208	552	rundll32.exe	83
PID 552 wrote to memory of 4208	552	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbf9a989b6ce984a33134a37f56e0b5e33adf74e5686acb530740072d12f10b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:552
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fbf9a989b6ce984a33134a37f56e0b5e33adf74e5686acb530740072d12f10b3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4208
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 720
    3⤵
    - Program crash
    PID:2500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4208 -ip 4208
1⤵
PID:2304

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/4208-2-0x0000000000C40000-0x0000000000C46000-memory.dmp

Filesize
24KB

Download
memory/4208-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4208-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download