dridex | 795c1ff2e89eb479b93100c316bc123a81e823c1c843eb53c2ae9ae57f7e14c6

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:05

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General

Target

JaffaCakes118_795c1ff2e89eb479b93100c316bc123a81e823c1c843eb53c2ae9ae57f7e14c6.dll
Size

188KB
MD5

ad9ba5609b9b481fbec371a8a317209e
SHA1

1f5e9a38ebc3e71e8c51fefdb457436333ffa0e5
SHA256

795c1ff2e89eb479b93100c316bc123a81e823c1c843eb53c2ae9ae57f7e14c6
SHA512

71e43af5ba91d422f25f42de2d5b63ba60dbbfa1ecf5225a9cf9504e9488aded92fb385e87d75bcba1d8c7ed0f35537b7847445dfa7dd9c6e567ac128aa7d4a6
SSDEEP

3072:QteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzN9qM:Eq7fYIHBZkTB6DWruUCOwjt

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/2740-1-0x0000000074E50000-0x0000000074E80000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2700	2740	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 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2688 wrote to memory of 2740	2688	rundll32.exe	31
PID 2740 wrote to memory of 2700	2740	rundll32.exe	32
PID 2740 wrote to memory of 2700	2740	rundll32.exe	32
PID 2740 wrote to memory of 2700	2740	rundll32.exe	32
PID 2740 wrote to memory of 2700	2740	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_795c1ff2e89eb479b93100c316bc123a81e823c1c843eb53c2ae9ae57f7e14c6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_795c1ff2e89eb479b93100c316bc123a81e823c1c843eb53c2ae9ae57f7e14c6.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 300
    3⤵
    - Program crash
    PID:2700

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/2740-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2740-1-0x0000000074E50000-0x0000000074E80000-memory.dmp

Filesize
192KB

Download
memory/2740-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download