dridex | b16481cd1d551912cf0c6a1fb6f3fd693e83b4f0f4b9003488317c1a528ccc01

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:20

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General

Target

JaffaCakes118_b16481cd1d551912cf0c6a1fb6f3fd693e83b4f0f4b9003488317c1a528ccc01.dll
Size

188KB
MD5

b6326b9749ff0f87db77bbf63426c752
SHA1

76f102d1fbf33c20b6d39032a8576f8ca447a5ee
SHA256

b16481cd1d551912cf0c6a1fb6f3fd693e83b4f0f4b9003488317c1a528ccc01
SHA512

45473dca3c9d5921a59ca913a411b69079446be01dc4d4cb442a72253df5ac5f3396aa4a3ab171d56887d456cffdd889ae7fbc4fb987a755490d5d620139399a
SSDEEP

3072:YA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo4o:YzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/1364-1-0x0000000074BD0000-0x0000000074C00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	1364	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 2644 wrote to memory of 1364	2644	rundll32.exe	30
PID 2644 wrote to memory of 1364	2644	rundll32.exe	30
PID 2644 wrote to memory of 1364	2644	rundll32.exe	30
PID 2644 wrote to memory of 1364	2644	rundll32.exe	30
PID 2644 wrote to memory of 1364	2644	rundll32.exe	30
PID 2644 wrote to memory of 1364	2644	rundll32.exe	30
PID 2644 wrote to memory of 1364	2644	rundll32.exe	30
PID 1364 wrote to memory of 2760	1364	rundll32.exe	31
PID 1364 wrote to memory of 2760	1364	rundll32.exe	31
PID 1364 wrote to memory of 2760	1364	rundll32.exe	31
PID 1364 wrote to memory of 2760	1364	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b16481cd1d551912cf0c6a1fb6f3fd693e83b4f0f4b9003488317c1a528ccc01.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b16481cd1d551912cf0c6a1fb6f3fd693e83b4f0f4b9003488317c1a528ccc01.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1364 -s 300
    3⤵
    - Program crash
    PID:2760

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/1364-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1364-1-0x0000000074BD0000-0x0000000074C00000-memory.dmp

Filesize
192KB

Download
memory/1364-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download