dridex | e8693bdc49561cd185a8db4743b41cf1cb63d3b6490acc2fbf505ad106c40ab6

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:35

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General

Target

JaffaCakes118_e8693bdc49561cd185a8db4743b41cf1cb63d3b6490acc2fbf505ad106c40ab6.dll
Size

188KB
MD5

d8fffa2dc0d90a67d41945a028f6914a
SHA1

35fce336c32b129879144744a49107c637cc9be3
SHA256

e8693bdc49561cd185a8db4743b41cf1cb63d3b6490acc2fbf505ad106c40ab6
SHA512

2cb71837cd6c16cf405040bf089fdce2b451b50850f54bc9a418ee85dffe50969a469b647dae854c608a1e6b733e86b4d5bcaf9c94b3b778f09f48c848cd3113
SSDEEP

3072:pA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoeo:pzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2200-1-0x00000000753E0000-0x0000000075410000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	2200	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 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31
PID 2200 wrote to memory of 3024	2200	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8693bdc49561cd185a8db4743b41cf1cb63d3b6490acc2fbf505ad106c40ab6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8693bdc49561cd185a8db4743b41cf1cb63d3b6490acc2fbf505ad106c40ab6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 308
    3⤵
    - Program crash
    PID:3024

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/2200-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2200-1-0x00000000753E0000-0x0000000075410000-memory.dmp

Filesize
192KB

Download
memory/2200-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download