dridex | b8e82e9d55c7c5cb007163fb7450b5bbb3f958583c5ae1ffd1b50a1de2d1b293

Analysis

max time kernel
95s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 03:46

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General

Target

JaffaCakes118_b8e82e9d55c7c5cb007163fb7450b5bbb3f958583c5ae1ffd1b50a1de2d1b293.dll
Size

184KB
MD5

a4c33b035a4416b2365fcdfff57bd41d
SHA1

8b83e29f9328d964fd6eee7136de29f5cdeb31ee
SHA256

b8e82e9d55c7c5cb007163fb7450b5bbb3f958583c5ae1ffd1b50a1de2d1b293
SHA512

dd88ad4aff231ccc2937343e62c1f69c858bb8beba9dc71c232ac2d6fc0a7d21478c46c043337c9ab941e9e59c63fd6b93f70a55227e3260b1875b767622e17d
SSDEEP

3072:kJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jka//2uFrSc:JfYOX+wTScR/Xzku9LVwLuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4232-0-0x0000000074EF0000-0x0000000074F1F000-memory.dmp	dridex_ldr
behavioral2/memory/4232-3-0x0000000074EF0000-0x0000000074F1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4116	4232	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 3844 wrote to memory of 4232	3844	rundll32.exe	82
PID 3844 wrote to memory of 4232	3844	rundll32.exe	82
PID 3844 wrote to memory of 4232	3844	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8e82e9d55c7c5cb007163fb7450b5bbb3f958583c5ae1ffd1b50a1de2d1b293.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b8e82e9d55c7c5cb007163fb7450b5bbb3f958583c5ae1ffd1b50a1de2d1b293.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 616
    3⤵
    - Program crash
    PID:4116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4232 -ip 4232
1⤵
PID:2840

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/4232-0-0x0000000074EF0000-0x0000000074F1F000-memory.dmp

Filesize
188KB

Download
memory/4232-2-0x0000000000E20000-0x0000000000E26000-memory.dmp

Filesize
24KB

Download
memory/4232-3-0x0000000074EF0000-0x0000000074F1F000-memory.dmp

Filesize
188KB

Download