dridex | 2f8d420c9ef2540a28417433fe162efda33f25bfcd796edf0bad86b3532822ec

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:01

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General

Target

JaffaCakes118_2f8d420c9ef2540a28417433fe162efda33f25bfcd796edf0bad86b3532822ec.dll
Size

188KB
MD5

65306b549a9d780954db40313a5aefe2
SHA1

a20072e14c1917ad643e5d60bfcf416f6d4cfb14
SHA256

2f8d420c9ef2540a28417433fe162efda33f25bfcd796edf0bad86b3532822ec
SHA512

981297e77f2e99a61348afef2d67fe1251a19cc1ccd261325d07d7a1575eda9cb5d0c04e8c373dd69e2d8e0c846a5110a44a4320e2a5c150898aa3594fbbdb95
SSDEEP

3072:4A8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo5o:4zIqATVfQeV2FZalKq6jtGJWuTmd

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/3064-1-0x00000000746B0000-0x00000000746E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1924	3064	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 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 2672 wrote to memory of 3064	2672	rundll32.exe	30
PID 3064 wrote to memory of 1924	3064	rundll32.exe	32
PID 3064 wrote to memory of 1924	3064	rundll32.exe	32
PID 3064 wrote to memory of 1924	3064	rundll32.exe	32
PID 3064 wrote to memory of 1924	3064	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f8d420c9ef2540a28417433fe162efda33f25bfcd796edf0bad86b3532822ec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f8d420c9ef2540a28417433fe162efda33f25bfcd796edf0bad86b3532822ec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 300
    3⤵
    - Program crash
    PID:1924

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/3064-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/3064-1-0x00000000746B0000-0x00000000746E0000-memory.dmp

Filesize
192KB

Download
memory/3064-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download