dridex | f05524a05fb3a90082a7e59a27b1e451481e4355e28bb449ecfd479d75f435b8

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 19:02

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General

Target

JaffaCakes118_f05524a05fb3a90082a7e59a27b1e451481e4355e28bb449ecfd479d75f435b8.dll
Size

188KB
MD5

404f509f37ae90d7659c2386fbae7f69
SHA1

be439fbcbe897802766052fc3bb29929b5712129
SHA256

f05524a05fb3a90082a7e59a27b1e451481e4355e28bb449ecfd479d75f435b8
SHA512

6db307ad65236ad663f1b09e90304ef6a1d9e27d8c9e472ddfdea0613d5014b0beb2913fb8947aca505f2d9b419b93f02c6fe666ab4ebf177eb8a879784acf61
SSDEEP

3072:AteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz99qM:Uq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2036-1-0x00000000746C0000-0x00000000746F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2452	2036	WerFault.exe	31

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 3044 wrote to memory of 2036	3044	rundll32.exe	31
PID 3044 wrote to memory of 2036	3044	rundll32.exe	31
PID 3044 wrote to memory of 2036	3044	rundll32.exe	31
PID 3044 wrote to memory of 2036	3044	rundll32.exe	31
PID 3044 wrote to memory of 2036	3044	rundll32.exe	31
PID 3044 wrote to memory of 2036	3044	rundll32.exe	31
PID 3044 wrote to memory of 2036	3044	rundll32.exe	31
PID 2036 wrote to memory of 2452	2036	rundll32.exe	32
PID 2036 wrote to memory of 2452	2036	rundll32.exe	32
PID 2036 wrote to memory of 2452	2036	rundll32.exe	32
PID 2036 wrote to memory of 2452	2036	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f05524a05fb3a90082a7e59a27b1e451481e4355e28bb449ecfd479d75f435b8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f05524a05fb3a90082a7e59a27b1e451481e4355e28bb449ecfd479d75f435b8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 300
    3⤵
    - Program crash
    PID:2452

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/2036-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2036-1-0x00000000746C0000-0x00000000746F0000-memory.dmp

Filesize
192KB

Download
memory/2036-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download