dridex | 898c5ae1f036965b06a029e399512dd0ca78492529ac62df7daf181d6b89d8d9

Analysis

max time kernel
141s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-09-2024 05:27

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General

Target

f9cd129d87758bcc632b02e785a61770_JaffaCakes118.dll
Size

184KB
MD5

f9cd129d87758bcc632b02e785a61770
SHA1

44b781c1fa2e942ca63e8778594e6136782f2fe7
SHA256

898c5ae1f036965b06a029e399512dd0ca78492529ac62df7daf181d6b89d8d9
SHA512

19913f6049214e629225fc7644a99da6656ae5443fd8fb5e50a595cb8a1c638edb393c7805e8208bf2d8646f320e9bc43afdf7c2d6d929792d18244501e7fcaf
SSDEEP

3072:FAIkqXpPKnXkU64fT/O7fbpvcI2yuOssp5kSmrzzV4S5:FAIkjn0GL/O7lvcITYekSS3V

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

207.148.81.119:443

185.157.82.209:8333

5.39.99.208:5412

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2344-1-0x0000000075220000-0x0000000075250000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2052	2344	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 2644 wrote to memory of 2344	2644	rundll32.exe	31
PID 2644 wrote to memory of 2344	2644	rundll32.exe	31
PID 2644 wrote to memory of 2344	2644	rundll32.exe	31
PID 2644 wrote to memory of 2344	2644	rundll32.exe	31
PID 2644 wrote to memory of 2344	2644	rundll32.exe	31
PID 2644 wrote to memory of 2344	2644	rundll32.exe	31
PID 2644 wrote to memory of 2344	2644	rundll32.exe	31
PID 2344 wrote to memory of 2052	2344	rundll32.exe	32
PID 2344 wrote to memory of 2052	2344	rundll32.exe	32
PID 2344 wrote to memory of 2052	2344	rundll32.exe	32
PID 2344 wrote to memory of 2052	2344	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9cd129d87758bcc632b02e785a61770_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f9cd129d87758bcc632b02e785a61770_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 220
    3⤵
    - Program crash
    PID:2052

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/2344-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2344-1-0x0000000075220000-0x0000000075250000-memory.dmp

Filesize
192KB

Download
memory/2344-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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