dridex | d31fef9e42f358dd6034ce2e2ec07487cbfabb599548282be8cf510c828fc229

Analysis

max time kernel
92s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 19:59

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General

Target

JaffaCakes118_d31fef9e42f358dd6034ce2e2ec07487cbfabb599548282be8cf510c828fc229.dll
Size

184KB
MD5

a3a65763e2c097b526f98957e687eb7a
SHA1

283bb65fcc95ed2bb2ea06f5c2bdaedbabe8dcaa
SHA256

d31fef9e42f358dd6034ce2e2ec07487cbfabb599548282be8cf510c828fc229
SHA512

c145a486f56a73559bac635ca70d67b5dddfa348d69027ed72860857bbd9437b35497da6f1d734a78a89616270b0ab5f0293aa61889d698f0151968b596b76eb
SSDEEP

3072:6iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:6iLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

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/4352-0-0x0000000074F00000-0x0000000074F2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2032	4352	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 3656 wrote to memory of 4352	3656	rundll32.exe	82
PID 3656 wrote to memory of 4352	3656	rundll32.exe	82
PID 3656 wrote to memory of 4352	3656	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d31fef9e42f358dd6034ce2e2ec07487cbfabb599548282be8cf510c828fc229.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d31fef9e42f358dd6034ce2e2ec07487cbfabb599548282be8cf510c828fc229.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4352
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4352 -s 620
    3⤵
    - Program crash
    PID:2032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4352 -ip 4352
1⤵
PID:1572

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/4352-0-0x0000000074F00000-0x0000000074F2F000-memory.dmp

Filesize
188KB

Download
memory/4352-2-0x00000000007F0000-0x00000000007F6000-memory.dmp

Filesize
24KB

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