dridex | 1438c16893baf236480f22d31f631182c0156570bd8dd7a45b890e74a3fd9437

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 22:28

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General

Target

JaffaCakes118_1438c16893baf236480f22d31f631182c0156570bd8dd7a45b890e74a3fd9437.dll
Size

184KB
MD5

f5c011f8a105df52481533a047878b0b
SHA1

9ab5caf7a94bc774e3cd2bb1546c0dc0dd67d4cc
SHA256

1438c16893baf236480f22d31f631182c0156570bd8dd7a45b890e74a3fd9437
SHA512

671c99b5de6abd2a28e8b48710d38b4e0c9b83731d7d90e3394ff63f7311cf6cebaca6ca4c66ae52d6844c6c5f69fbc4e78806220f63ae6f5d7e267203c41549
SSDEEP

3072:NiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoSlzoxss7:NiLVCIT4WK2z1W+CUHZj4Skq/eaoYoC

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
behavioral2/memory/3176-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3692	3176	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 2304 wrote to memory of 3176	2304	rundll32.exe	82
PID 2304 wrote to memory of 3176	2304	rundll32.exe	82
PID 2304 wrote to memory of 3176	2304	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1438c16893baf236480f22d31f631182c0156570bd8dd7a45b890e74a3fd9437.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1438c16893baf236480f22d31f631182c0156570bd8dd7a45b890e74a3fd9437.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3176 -s 616
    3⤵
    - Program crash
    PID:3692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3176 -ip 3176
1⤵
PID:2028

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/3176-0-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download
memory/3176-1-0x0000000074C90000-0x0000000074CBF000-memory.dmp

Filesize
188KB

Download
memory/3176-3-0x0000000000570000-0x0000000000576000-memory.dmp

Filesize
24KB

Download