dridex | 8fdcd528d8695ff7ed0afbe9a513f980d778707f28e62a80f18ec22156f61e4f

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 17:05

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General

Target

JaffaCakes118_8fdcd528d8695ff7ed0afbe9a513f980d778707f28e62a80f18ec22156f61e4f.dll
Size

161KB
MD5

6ebc3beb28c63c24652cbf410835a8ed
SHA1

1e488f2757022c901ecd6d2ca4652b43bce5ebc3
SHA256

8fdcd528d8695ff7ed0afbe9a513f980d778707f28e62a80f18ec22156f61e4f
SHA512

02ac33694953427df81787fde8a753d9187ae5ada4d8b1c96ce4d60b47c3f3ca989369fcb768668c5053b2e527d7e8125ae88fc61070150ac46a1c86d9695b56
SSDEEP

3072:ntSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2TGkFY:tnS62Fl+pkeJl3CvRStrFl+EYi

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/940-0-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/940-3-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3924	940	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 3832 wrote to memory of 940	3832	rundll32.exe	82
PID 3832 wrote to memory of 940	3832	rundll32.exe	82
PID 3832 wrote to memory of 940	3832	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fdcd528d8695ff7ed0afbe9a513f980d778707f28e62a80f18ec22156f61e4f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8fdcd528d8695ff7ed0afbe9a513f980d778707f28e62a80f18ec22156f61e4f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 940 -s 720
    3⤵
    - Program crash
    PID:3924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 940 -ip 940
1⤵
PID:4756

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/940-0-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/940-2-0x0000000001170000-0x0000000001176000-memory.dmp

Filesize
24KB

Download
memory/940-3-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download