dridex | 5cd84827113cef8830ab27a42cb74e834b229635ab98756fc51c8103e71b5d17

Analysis

max time kernel
138s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 18:28

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General

Target

JaffaCakes118_5cd84827113cef8830ab27a42cb74e834b229635ab98756fc51c8103e71b5d17.dll
Size

161KB
MD5

0e33090afabdefd1504f624df85f88e4
SHA1

24e2105fa1ea7eaeec41ec432dc6cd1500e27bde
SHA256

5cd84827113cef8830ab27a42cb74e834b229635ab98756fc51c8103e71b5d17
SHA512

8332a0117708d1c75a50ac3f5785d07af2e5bbf01cfec17af3173ca3a054f49563a72796c6b3aa955a83a49e3cc1c426fd5dc400743778d134c7af10f6ee31be
SSDEEP

3072:rtSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:xnS62Fl+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/3616-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/3616-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1404	3616	WerFault.exe	84

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 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84
PID 4456 wrote to memory of 3616	4456	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cd84827113cef8830ab27a42cb74e834b229635ab98756fc51c8103e71b5d17.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cd84827113cef8830ab27a42cb74e834b229635ab98756fc51c8103e71b5d17.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 712
    3⤵
    - Program crash
    PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3616 -ip 3616
1⤵
PID:828

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/3616-0-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/3616-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3616-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3616-3-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download