dridex | ca5b00b4220f2695c4de39e6287822f118b5ad0c04d8f07b95f2e184f75733b3

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/12/2024, 21:44

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General

Target

JaffaCakes118_ca5b00b4220f2695c4de39e6287822f118b5ad0c04d8f07b95f2e184f75733b3.dll
Size

167KB
MD5

437a3bad9ffe2e76e8b7ab044a940b7e
SHA1

0b33306d9d5f7cb86e6465de51e04db52a17c276
SHA256

ca5b00b4220f2695c4de39e6287822f118b5ad0c04d8f07b95f2e184f75733b3
SHA512

2abf1cec51050b816ac7dd7f200001cd9bf01703d39cc1245c01988b752466529ae5cd78fe3f240f630e8448ca0b730746ad93345d08929f8e914ca3cf94bba3
SSDEEP

3072:gjG/TPp+AgPbdXnx6ZBfPG6+Xo4Y63F35oJq3Kco08AQazELZn+1qPrx6/idiTj:zERMVPG6+Y63HoG1QawL40Prx6KkTj

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

131.100.24.202:443

193.160.214.95:4125

67.43.4.76:8172

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/1456-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/1456-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
948	1456	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 684 wrote to memory of 1456	684	rundll32.exe	82
PID 684 wrote to memory of 1456	684	rundll32.exe	82
PID 684 wrote to memory of 1456	684	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca5b00b4220f2695c4de39e6287822f118b5ad0c04d8f07b95f2e184f75733b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca5b00b4220f2695c4de39e6287822f118b5ad0c04d8f07b95f2e184f75733b3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1456
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 712
    3⤵
    - Program crash
    PID:948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1456 -ip 1456
1⤵
PID:1692

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

Replay Monitor

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Downloads

memory/1456-0-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/1456-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1456-3-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/1456-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download