dridex | f6c87ca09033bce3a061c94bffeea3e5dc0507d2e02223902df11ece122a6d7d

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:08

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General

Target

JaffaCakes118_f6c87ca09033bce3a061c94bffeea3e5dc0507d2e02223902df11ece122a6d7d.dll
Size

188KB
MD5

dfbfc33aff277930d6f9fa49b19706a4
SHA1

d78bc73d1d205970635d6211af98723a960830a6
SHA256

f6c87ca09033bce3a061c94bffeea3e5dc0507d2e02223902df11ece122a6d7d
SHA512

746a8f2c3147ae0b92599e992637c34e722c118bd408c5af67f0624578f553c1e286368a1f4e98c504a1ad8836230d6224a53ebb66d17b238c28d0c21a8dbc03
SSDEEP

3072:TA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAo4o:TzIqATVfQeV2FZalKq6jtGJWuTmd

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/3020-1-0x0000000075040000-0x0000000075070000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1856	3020	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 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 3020 wrote to memory of 1856	3020	rundll32.exe	32
PID 3020 wrote to memory of 1856	3020	rundll32.exe	32
PID 3020 wrote to memory of 1856	3020	rundll32.exe	32
PID 3020 wrote to memory of 1856	3020	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6c87ca09033bce3a061c94bffeea3e5dc0507d2e02223902df11ece122a6d7d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6c87ca09033bce3a061c94bffeea3e5dc0507d2e02223902df11ece122a6d7d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 300
    3⤵
    - Program crash
    PID:1856

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/3020-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3020-1-0x0000000075040000-0x0000000075070000-memory.dmp

Filesize
192KB

Download
memory/3020-3-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download