dridex | 5fda925f7917299c11626abff7e2ffaea57f1e73c09d9c7561b7d7e69433ad45

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:10

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General

Target

JaffaCakes118_5fda925f7917299c11626abff7e2ffaea57f1e73c09d9c7561b7d7e69433ad45.dll
Size

184KB
MD5

b9649c4d7da5b80e3d52df454aca739b
SHA1

864086d01a0efac4d55f14575d32ece20c23303e
SHA256

5fda925f7917299c11626abff7e2ffaea57f1e73c09d9c7561b7d7e69433ad45
SHA512

4e67fed7610e9bd85821801ebc55575ebf5a363ac81381cc46c53ff0c52ad08f34290be0aceb1539fa59d3f5660a02e5af3857765c9686a97d79c79cab264de9
SSDEEP

3072:LiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoWlzoxss7:LiLVCIT4WK2z1W+CUHZj4Skq/eaoEoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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/2100-0-0x00000000751A0000-0x00000000751CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1784	2100	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 1788 wrote to memory of 2100	1788	rundll32.exe	30
PID 1788 wrote to memory of 2100	1788	rundll32.exe	30
PID 1788 wrote to memory of 2100	1788	rundll32.exe	30
PID 1788 wrote to memory of 2100	1788	rundll32.exe	30
PID 1788 wrote to memory of 2100	1788	rundll32.exe	30
PID 1788 wrote to memory of 2100	1788	rundll32.exe	30
PID 1788 wrote to memory of 2100	1788	rundll32.exe	30
PID 2100 wrote to memory of 1784	2100	rundll32.exe	32
PID 2100 wrote to memory of 1784	2100	rundll32.exe	32
PID 2100 wrote to memory of 1784	2100	rundll32.exe	32
PID 2100 wrote to memory of 1784	2100	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fda925f7917299c11626abff7e2ffaea57f1e73c09d9c7561b7d7e69433ad45.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5fda925f7917299c11626abff7e2ffaea57f1e73c09d9c7561b7d7e69433ad45.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2100 -s 220
    3⤵
    - Program crash
    PID:1784

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/2100-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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memory/2100-0-0x00000000751A0000-0x00000000751CF000-memory.dmp

Filesize
188KB

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