dridex | 9b7079fdd116227d4823c22f7aed4a714abfb21344847ed09d2f131ab7abe26c

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:20

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General

Target

JaffaCakes118_9b7079fdd116227d4823c22f7aed4a714abfb21344847ed09d2f131ab7abe26c.dll
Size

184KB
MD5

a1c40ea2a148b0637b7f6a5ad5816698
SHA1

af39f34de889c323d675da32631cba5d42438f94
SHA256

9b7079fdd116227d4823c22f7aed4a714abfb21344847ed09d2f131ab7abe26c
SHA512

8bd239f56242f02de9f6394301029ada19e2837834d42d27a58aa276158fc48d240ae70611cbb159260e08e738941712f69efa86653c09f3b1a396079f376c33
SSDEEP

3072:OJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J7a//2uFrSc:3fYOX+wTScR/Xzku9LVwYuG

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
behavioral1/memory/2616-1-0x00000000749D0000-0x00000000749FF000-memory.dmp	dridex_ldr
behavioral1/memory/2616-2-0x00000000749D0000-0x00000000749FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1716	2616	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2604 wrote to memory of 2616	2604	rundll32.exe	30
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32
PID 2616 wrote to memory of 1716	2616	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9b7079fdd116227d4823c22f7aed4a714abfb21344847ed09d2f131ab7abe26c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9b7079fdd116227d4823c22f7aed4a714abfb21344847ed09d2f131ab7abe26c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 220
    3⤵
    - Program crash
    PID:1716

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/2616-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2616-1-0x00000000749D0000-0x00000000749FF000-memory.dmp

Filesize
188KB

Download
memory/2616-2-0x00000000749D0000-0x00000000749FF000-memory.dmp

Filesize
188KB

Download
memory/2616-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

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