dridex | 24fd1536509e7f41349e943dc0de451898fed73c7ae9c33b891ae82f168f559f

Analysis

max time kernel
63s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 05:49

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General

Target

JaffaCakes118_24fd1536509e7f41349e943dc0de451898fed73c7ae9c33b891ae82f168f559f.dll
Size

161KB
MD5

afb20889be8840609928ae69342609f0
SHA1

fb07e64524ff525a868f5849453c67df4b64ff6c
SHA256

24fd1536509e7f41349e943dc0de451898fed73c7ae9c33b891ae82f168f559f
SHA512

dc7114c38203344091088b05d0fc79efa177bb084d898be71b5a6b26696670de8440e5c44e7d3112c45bb4965b5b8ee2c943010c16905e46fbb355bdca8994b4
SSDEEP

3072:f1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd25GkFY:tnS62Fl+pkeJl3CvRStrFl+EYs

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/1172-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/1172-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
576	1172	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 528 wrote to memory of 1172	528	rundll32.exe	30
PID 528 wrote to memory of 1172	528	rundll32.exe	30
PID 528 wrote to memory of 1172	528	rundll32.exe	30
PID 528 wrote to memory of 1172	528	rundll32.exe	30
PID 528 wrote to memory of 1172	528	rundll32.exe	30
PID 528 wrote to memory of 1172	528	rundll32.exe	30
PID 528 wrote to memory of 1172	528	rundll32.exe	30
PID 1172 wrote to memory of 576	1172	rundll32.exe	31
PID 1172 wrote to memory of 576	1172	rundll32.exe	31
PID 1172 wrote to memory of 576	1172	rundll32.exe	31
PID 1172 wrote to memory of 576	1172	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_24fd1536509e7f41349e943dc0de451898fed73c7ae9c33b891ae82f168f559f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_24fd1536509e7f41349e943dc0de451898fed73c7ae9c33b891ae82f168f559f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1172
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1172 -s 256
    3⤵
    - Program crash
    PID:576

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/1172-0-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/1172-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1172-3-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/1172-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download