dridex | fb1b680d5f1098512a8adaff3f3e1521aed73c4231faf97fe536c5127ec7a06a

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:34

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General

Target

JaffaCakes118_fb1b680d5f1098512a8adaff3f3e1521aed73c4231faf97fe536c5127ec7a06a.dll
Size

188KB
MD5

ccdad0475bd1a1cbbdd493a280bf0fe1
SHA1

add26df8d407d3e54a7bdc1ac9400d51a425f5e9
SHA256

fb1b680d5f1098512a8adaff3f3e1521aed73c4231faf97fe536c5127ec7a06a
SHA512

2b6f76d76821fb76779c303d7b45e73d3d352adf1e7411ba3449ea3697b79b3424d6b6c1a00c831d08bcedae61ce4b150bc63a7927e48cf4f630bf0fe19eaa2c
SSDEEP

3072:RteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzg9qM:9q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2616-1-0x00000000750D0000-0x0000000075100000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1760	2616	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 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2016 wrote to memory of 2616	2016	rundll32.exe	31
PID 2616 wrote to memory of 1760	2616	rundll32.exe	32
PID 2616 wrote to memory of 1760	2616	rundll32.exe	32
PID 2616 wrote to memory of 1760	2616	rundll32.exe	32
PID 2616 wrote to memory of 1760	2616	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb1b680d5f1098512a8adaff3f3e1521aed73c4231faf97fe536c5127ec7a06a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fb1b680d5f1098512a8adaff3f3e1521aed73c4231faf97fe536c5127ec7a06a.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 300
    3⤵
    - Program crash
    PID:1760

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/2616-0-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/2616-1-0x00000000750D0000-0x0000000075100000-memory.dmp

Filesize
192KB

Download
memory/2616-3-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download