dridex | 3aaff0fa27f266fd6a7bca0bfd32c543dcd5dcc358b952130e6a7b035f65e561

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:03

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_3aaff0fa27f266fd6a7bca0bfd32c543dcd5dcc358b952130e6a7b035f65e561.dll
Size

184KB
MD5

f1b97e862a1f3a9f76eb8e3213ca1da6
SHA1

f1caaf28115e55e6aab8507f964e8859c1620cf0
SHA256

3aaff0fa27f266fd6a7bca0bfd32c543dcd5dcc358b952130e6a7b035f65e561
SHA512

ea1c676a6210803a49e0f28b314d7b61ac9650950580f294466f5109f9feed37bd5009e8c157938cf6d17f08fdd0de5b11c6da9bb1c3f7c1b3867ec794af5004
SSDEEP

3072:yJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jpa//2uFrSc:zfYOX+wTScR/Xzku9LVwKuG

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/2948-0-0x00000000752A0000-0x00000000752CF000-memory.dmp	dridex_ldr
behavioral1/memory/2948-3-0x00000000752A0000-0x00000000752CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	2948	WerFault.exe	31

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 2084 wrote to memory of 2948	2084	rundll32.exe	31
PID 2084 wrote to memory of 2948	2084	rundll32.exe	31
PID 2084 wrote to memory of 2948	2084	rundll32.exe	31
PID 2084 wrote to memory of 2948	2084	rundll32.exe	31
PID 2084 wrote to memory of 2948	2084	rundll32.exe	31
PID 2084 wrote to memory of 2948	2084	rundll32.exe	31
PID 2084 wrote to memory of 2948	2084	rundll32.exe	31
PID 2948 wrote to memory of 2500	2948	rundll32.exe	32
PID 2948 wrote to memory of 2500	2948	rundll32.exe	32
PID 2948 wrote to memory of 2500	2948	rundll32.exe	32
PID 2948 wrote to memory of 2500	2948	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3aaff0fa27f266fd6a7bca0bfd32c543dcd5dcc358b952130e6a7b035f65e561.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3aaff0fa27f266fd6a7bca0bfd32c543dcd5dcc358b952130e6a7b035f65e561.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 220
    3⤵
    - Program crash
    PID:2500

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

Loading Replay Monitor...

Downloads

memory/2948-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2948-0-0x00000000752A0000-0x00000000752CF000-memory.dmp

Filesize
188KB

Download
memory/2948-3-0x00000000752A0000-0x00000000752CF000-memory.dmp

Filesize
188KB

Download