dridex | d261b70a3b137cc88c70b7955d3f2702b472b814138ec4c3428a0d924dedea30

Analysis

max time kernel
149s
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
24-12-2024 21:26

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General

Target

JaffaCakes118_d261b70a3b137cc88c70b7955d3f2702b472b814138ec4c3428a0d924dedea30.dll
Size

184KB
MD5

19376a98e33fea4b7f05f6970658e160
SHA1

f7ab3c05293320a02efc7e614753365ab0d2a859
SHA256

d261b70a3b137cc88c70b7955d3f2702b472b814138ec4c3428a0d924dedea30
SHA512

bc29ea45c7cde411a095c263cb80bd5b8353da97e0a80a4451d8c9f4753806eb7594670718a053de6fa0dee0c4c47054c1f1fb5216721bcbd70375b8118ec849
SSDEEP

3072:ViLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:ViLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

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/4180-1-0x0000000074E20000-0x0000000074E4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
548	4180	WerFault.exe	83

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 4996 wrote to memory of 4180	4996	rundll32.exe	83
PID 4996 wrote to memory of 4180	4996	rundll32.exe	83
PID 4996 wrote to memory of 4180	4996	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d261b70a3b137cc88c70b7955d3f2702b472b814138ec4c3428a0d924dedea30.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4996
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d261b70a3b137cc88c70b7955d3f2702b472b814138ec4c3428a0d924dedea30.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4180
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4180 -s 616
    3⤵
    - Program crash
    PID:548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4180 -ip 4180
1⤵
PID:4348

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/4180-0-0x00000000013D0000-0x00000000013D6000-memory.dmp

Filesize
24KB

Download
memory/4180-1-0x0000000074E20000-0x0000000074E4F000-memory.dmp

Filesize
188KB

Download
memory/4180-3-0x00000000013D0000-0x00000000013D6000-memory.dmp

Filesize
24KB

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