dridex | 3fb667938ebb4a32a63ea8280eea23eae07255a6f5dcbad23e05d061862fdaf8

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 17:04

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General

Target

JaffaCakes118_3fb667938ebb4a32a63ea8280eea23eae07255a6f5dcbad23e05d061862fdaf8.dll
Size

188KB
MD5

850cbd9ca4c37e5f00efbf16fb523597
SHA1

d912575341c76eac75bc4afa0c140977b37b7d72
SHA256

3fb667938ebb4a32a63ea8280eea23eae07255a6f5dcbad23e05d061862fdaf8
SHA512

68c844182c283ac201bce3e91aa0cec055d06e21e0a1199d2a08a78c21dfaa0df2832a26b64bc89f5dc1fdc42f4f28df523ce127ff3d085d0fc695eb42444cdf
SSDEEP

3072:fA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo+o:fzIqATVfQeV2FZalKq6jtGJWuTmd

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2060-1-0x0000000074970000-0x00000000749A0000-memory.dmp	dridex_ldr
behavioral1/memory/2060-2-0x0000000074970000-0x00000000749A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	2060	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 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2216 wrote to memory of 2060	2216	rundll32.exe	30
PID 2060 wrote to memory of 2200	2060	rundll32.exe	32
PID 2060 wrote to memory of 2200	2060	rundll32.exe	32
PID 2060 wrote to memory of 2200	2060	rundll32.exe	32
PID 2060 wrote to memory of 2200	2060	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3fb667938ebb4a32a63ea8280eea23eae07255a6f5dcbad23e05d061862fdaf8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3fb667938ebb4a32a63ea8280eea23eae07255a6f5dcbad23e05d061862fdaf8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2060 -s 300
    3⤵
    - Program crash
    PID:2200

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/2060-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2060-1-0x0000000074970000-0x00000000749A0000-memory.dmp

Filesize
192KB

Download
memory/2060-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2060-2-0x0000000074970000-0x00000000749A0000-memory.dmp

Filesize
192KB

Download