dridex | dbd04d7c10e6ec67c594ec03f7899518eb8617e04899b9390a6931205eb54f51

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:19

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General

Target

JaffaCakes118_dbd04d7c10e6ec67c594ec03f7899518eb8617e04899b9390a6931205eb54f51.dll
Size

184KB
MD5

02ae0ab86b63bdc6a8fbb91a7c59a186
SHA1

a6d8f3627ab0f548dd940089fe2d97d27a8ad808
SHA256

dbd04d7c10e6ec67c594ec03f7899518eb8617e04899b9390a6931205eb54f51
SHA512

dff0ecfc39056468476efd8b4bf1d55afc6d6234ee90ef18b6a191f5228e1d26b04f7dc2eb54c144e84dfb0409ee9075d7e48640cee9b960f9e08b20e5fd63eb
SSDEEP

3072:xJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JDa//2uFrSc:SfYOX+wTScR/Xzku9LVwcuG

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/2256-1-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr
behavioral1/memory/2256-2-0x0000000074BD0000-0x0000000074BFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2256	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 2644 wrote to memory of 2256	2644	rundll32.exe	30
PID 2644 wrote to memory of 2256	2644	rundll32.exe	30
PID 2644 wrote to memory of 2256	2644	rundll32.exe	30
PID 2644 wrote to memory of 2256	2644	rundll32.exe	30
PID 2644 wrote to memory of 2256	2644	rundll32.exe	30
PID 2644 wrote to memory of 2256	2644	rundll32.exe	30
PID 2644 wrote to memory of 2256	2644	rundll32.exe	30
PID 2256 wrote to memory of 2760	2256	rundll32.exe	31
PID 2256 wrote to memory of 2760	2256	rundll32.exe	31
PID 2256 wrote to memory of 2760	2256	rundll32.exe	31
PID 2256 wrote to memory of 2760	2256	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dbd04d7c10e6ec67c594ec03f7899518eb8617e04899b9390a6931205eb54f51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dbd04d7c10e6ec67c594ec03f7899518eb8617e04899b9390a6931205eb54f51.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2256 -s 220
    3⤵
    - Program crash
    PID:2760

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/2256-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2256-1-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

Download
memory/2256-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2256-2-0x0000000074BD0000-0x0000000074BFF000-memory.dmp

Filesize
188KB

Download