dridex | 9bf81f23e16b9c47c5f0398eb04c4b366ca2865e0253a8e6cd55c6550edfbfad

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:20

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General

Target

JaffaCakes118_9bf81f23e16b9c47c5f0398eb04c4b366ca2865e0253a8e6cd55c6550edfbfad.dll
Size

188KB
MD5

589bff1b4ee5ac600fef1e21a75bf087
SHA1

2be2aa64ac080374230eeb6d66342a465cc62d77
SHA256

9bf81f23e16b9c47c5f0398eb04c4b366ca2865e0253a8e6cd55c6550edfbfad
SHA512

b76cf8b00b7b7b7c9928a56d8b99fe025bd683a733304a96131656eb8a674fdf0a4e858574256a4d96a8a09019cd67276d625a727fc21587f1e982bfcb86f5ef
SSDEEP

3072:dteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzY9qM:pq7fYIHBZkTB6DWruUCOwjt

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/2856-0-0x0000000074EE0000-0x0000000074F10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2856	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 2252 wrote to memory of 2856	2252	rundll32.exe	31
PID 2252 wrote to memory of 2856	2252	rundll32.exe	31
PID 2252 wrote to memory of 2856	2252	rundll32.exe	31
PID 2252 wrote to memory of 2856	2252	rundll32.exe	31
PID 2252 wrote to memory of 2856	2252	rundll32.exe	31
PID 2252 wrote to memory of 2856	2252	rundll32.exe	31
PID 2252 wrote to memory of 2856	2252	rundll32.exe	31
PID 2856 wrote to memory of 2756	2856	rundll32.exe	32
PID 2856 wrote to memory of 2756	2856	rundll32.exe	32
PID 2856 wrote to memory of 2756	2856	rundll32.exe	32
PID 2856 wrote to memory of 2756	2856	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9bf81f23e16b9c47c5f0398eb04c4b366ca2865e0253a8e6cd55c6550edfbfad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2252
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9bf81f23e16b9c47c5f0398eb04c4b366ca2865e0253a8e6cd55c6550edfbfad.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 300
    3⤵
    - Program crash
    PID:2756

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

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Downloads

memory/2856-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

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memory/2856-0-0x0000000074EE0000-0x0000000074F10000-memory.dmp

Filesize
192KB

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