dridex | e236c86e6f686a3578a768e20fa86181a88be582dc7071f1e56f9b2da7e9c816

Analysis

max time kernel
95s
max time network
144s
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 02:19

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General

Target

JaffaCakes118_e236c86e6f686a3578a768e20fa86181a88be582dc7071f1e56f9b2da7e9c816.dll
Size

184KB
MD5

3f192d95f6b319c893a019de306f06cf
SHA1

0aa1daf82da4732cd58d356daf40090532dd3680
SHA256

e236c86e6f686a3578a768e20fa86181a88be582dc7071f1e56f9b2da7e9c816
SHA512

1de9f55ebd8d1b31e15c409fdb2f95c802893bf38beefa91cbe7e4ec283e9a2500ec2356d0acad8255fac1abf28e739fed7162d50af60b2fea28ff931f04051d
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoxlzoxss7:CiLVCIT4WK2z1W+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/4628-1-0x0000000075220000-0x000000007524F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5028	4628	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 4592 wrote to memory of 4628	4592	rundll32.exe	82
PID 4592 wrote to memory of 4628	4592	rundll32.exe	82
PID 4592 wrote to memory of 4628	4592	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e236c86e6f686a3578a768e20fa86181a88be582dc7071f1e56f9b2da7e9c816.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4592
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e236c86e6f686a3578a768e20fa86181a88be582dc7071f1e56f9b2da7e9c816.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 616
    3⤵
    - Program crash
    PID:5028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4628 -ip 4628
1⤵
PID:496

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/4628-0-0x0000000001030000-0x0000000001036000-memory.dmp

Filesize
24KB

Download
memory/4628-1-0x0000000075220000-0x000000007524F000-memory.dmp

Filesize
188KB

Download
memory/4628-3-0x0000000001030000-0x0000000001036000-memory.dmp

Filesize
24KB

Download