dridex | 8dc4ebad9ff055dbc301e8d5bf19c0bab702d7c65da662d7f1546b6f2ee48b10

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 13:26

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General

Target

JaffaCakes118_8dc4ebad9ff055dbc301e8d5bf19c0bab702d7c65da662d7f1546b6f2ee48b10.dll
Size

184KB
MD5

fc92bb550c95fde5f7ace039b487f5b2
SHA1

f19c5739a54b3fb7ac09592208c0be7201dbe9db
SHA256

8dc4ebad9ff055dbc301e8d5bf19c0bab702d7c65da662d7f1546b6f2ee48b10
SHA512

46bdc24d06626ba7056d8bb948c0e066053c8949c3681a4e27011970f898af56b53289e986c13fd3431047ec29b577c369b063bcec773279a5eb37e5a7550c45
SSDEEP

3072:DuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KUlmsb:R7TXYsd9SkONU1jKGlHlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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
behavioral1/memory/2204-1-0x00000000755C0000-0x00000000755F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2900	2204	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 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2492 wrote to memory of 2204	2492	rundll32.exe	30
PID 2204 wrote to memory of 2900	2204	rundll32.exe	31
PID 2204 wrote to memory of 2900	2204	rundll32.exe	31
PID 2204 wrote to memory of 2900	2204	rundll32.exe	31
PID 2204 wrote to memory of 2900	2204	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8dc4ebad9ff055dbc301e8d5bf19c0bab702d7c65da662d7f1546b6f2ee48b10.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8dc4ebad9ff055dbc301e8d5bf19c0bab702d7c65da662d7f1546b6f2ee48b10.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 224
    3⤵
    - Program crash
    PID:2900

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/2204-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2204-1-0x00000000755C0000-0x00000000755F0000-memory.dmp

Filesize
192KB

Download
memory/2204-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

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