dridex | 20a5de825f87f1f5f841febf8e22d9fab0d9b3703f1975b940a9b14e572c00e4

Analysis

max time kernel
93s
max time network
149s
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 00:48

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General

Target

JaffaCakes118_20a5de825f87f1f5f841febf8e22d9fab0d9b3703f1975b940a9b14e572c00e4.dll
Size

188KB
MD5

abbda0e3fbb4a9d4927c7cb11eadb4e2
SHA1

66f2c7c69350dfe0ba136bd9bcbbcc5812fbf470
SHA256

20a5de825f87f1f5f841febf8e22d9fab0d9b3703f1975b940a9b14e572c00e4
SHA512

8c88d26f35b6a676ee68e566051e7a3848668b7e3db55b7a9fc1d698e6d0ed1f70537df7cefd0a8727aac3a608aa007f6b986e0764af96462f4559c7c0400162
SSDEEP

3072:PteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIze9qM:Xq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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
behavioral2/memory/1028-0-0x0000000074F40000-0x0000000074F70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4044	1028	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 3788 wrote to memory of 1028	3788	rundll32.exe	82
PID 3788 wrote to memory of 1028	3788	rundll32.exe	82
PID 3788 wrote to memory of 1028	3788	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20a5de825f87f1f5f841febf8e22d9fab0d9b3703f1975b940a9b14e572c00e4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3788
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_20a5de825f87f1f5f841febf8e22d9fab0d9b3703f1975b940a9b14e572c00e4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1028 -s 692
    3⤵
    - Program crash
    PID:4044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1028 -ip 1028
1⤵
PID:2560

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/1028-0-0x0000000074F40000-0x0000000074F70000-memory.dmp

Filesize
192KB

Download
memory/1028-2-0x0000000001070000-0x0000000001076000-memory.dmp

Filesize
24KB

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