dridex | e0fe91bbc81cb0cfeb459675418099254137a8f93e0fb1e6442b47ed096a69eb

Analysis

max time kernel
94s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 05:23

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General

Target

JaffaCakes118_e0fe91bbc81cb0cfeb459675418099254137a8f93e0fb1e6442b47ed096a69eb.dll
Size

184KB
MD5

053cc5b8011c0a913a464405a4a966b2
SHA1

d441748fcab8458dfbc84911d170e50e15bafdc0
SHA256

e0fe91bbc81cb0cfeb459675418099254137a8f93e0fb1e6442b47ed096a69eb
SHA512

3dd9673bc4e30b3971dde8e9eafacd55c1467325d3d60501ec4eab799412e84ba1802b9511aa4187bfe22ac80273d292925a2db1719c46b23389970c39964220
SSDEEP

3072:HJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JDa//2uFrSc:0fYOX+wTScR/Xzku9LVwouG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3576-1-0x0000000074B80000-0x0000000074BAF000-memory.dmp	dridex_ldr
behavioral2/memory/3576-2-0x0000000074B80000-0x0000000074BAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3632	3576	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 1284 wrote to memory of 3576	1284	rundll32.exe	83
PID 1284 wrote to memory of 3576	1284	rundll32.exe	83
PID 1284 wrote to memory of 3576	1284	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e0fe91bbc81cb0cfeb459675418099254137a8f93e0fb1e6442b47ed096a69eb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1284
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e0fe91bbc81cb0cfeb459675418099254137a8f93e0fb1e6442b47ed096a69eb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3576
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 624
    3⤵
    - Program crash
    PID:3632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3576 -ip 3576
1⤵
PID:3268

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/3576-0-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/3576-1-0x0000000074B80000-0x0000000074BAF000-memory.dmp

Filesize
188KB

Download
memory/3576-3-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/3576-2-0x0000000074B80000-0x0000000074BAF000-memory.dmp

Filesize
188KB

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