dridex | 8664a6b1b11362fce499486ac8403d7bcd8dedc65ffcc1b69664c3a42cffa8c9

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:10

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General

Target

JaffaCakes118_8664a6b1b11362fce499486ac8403d7bcd8dedc65ffcc1b69664c3a42cffa8c9.dll
Size

184KB
MD5

c7e56b4a1240b80679fbff8b39b5dc52
SHA1

15ed9fdf04def7177a2efebf89da4441a742817d
SHA256

8664a6b1b11362fce499486ac8403d7bcd8dedc65ffcc1b69664c3a42cffa8c9
SHA512

e45c21a56c79a1ce1c0fec04c8cb811ff8ef0d9710752dee3bfb7fde62b8e7c5de9359291da7b77fadbd63381cd5c4e03c4af8793375d307b3663a41498b14ff
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jha//2uFrSc:mfYOX+wTScR/Xzku9LVwauG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2364-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp	dridex_ldr
behavioral1/memory/2364-2-0x0000000074F40000-0x0000000074F6F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1976	2364	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 2684 wrote to memory of 2364	2684	rundll32.exe	30
PID 2684 wrote to memory of 2364	2684	rundll32.exe	30
PID 2684 wrote to memory of 2364	2684	rundll32.exe	30
PID 2684 wrote to memory of 2364	2684	rundll32.exe	30
PID 2684 wrote to memory of 2364	2684	rundll32.exe	30
PID 2684 wrote to memory of 2364	2684	rundll32.exe	30
PID 2684 wrote to memory of 2364	2684	rundll32.exe	30
PID 2364 wrote to memory of 1976	2364	rundll32.exe	31
PID 2364 wrote to memory of 1976	2364	rundll32.exe	31
PID 2364 wrote to memory of 1976	2364	rundll32.exe	31
PID 2364 wrote to memory of 1976	2364	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8664a6b1b11362fce499486ac8403d7bcd8dedc65ffcc1b69664c3a42cffa8c9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8664a6b1b11362fce499486ac8403d7bcd8dedc65ffcc1b69664c3a42cffa8c9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 220
    3⤵
    - Program crash
    PID:1976

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/2364-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2364-1-0x0000000074F40000-0x0000000074F6F000-memory.dmp

Filesize
188KB

Download
memory/2364-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2364-2-0x0000000074F40000-0x0000000074F6F000-memory.dmp

Filesize
188KB

Download