dridex | 249e57c37e7b5e02e9c493a86b189641d342875a961d691171e2bae2e82f5b95

Analysis

max time kernel
118s
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, 17:40

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General

Target

JaffaCakes118_249e57c37e7b5e02e9c493a86b189641d342875a961d691171e2bae2e82f5b95.dll
Size

184KB
MD5

c38880d235d949c98b6d1d57445a0b53
SHA1

7e1e7d7e635c3c967f407d7da03830d2dc5edaf3
SHA256

249e57c37e7b5e02e9c493a86b189641d342875a961d691171e2bae2e82f5b95
SHA512

4afd247b8291674b24298e6cf089444efedca0991482572ed8af265a6d153c09f185bb780397e97aff0857fae6f745cf1faa52ffcc286362cf1df38537b53e98
SSDEEP

3072:DJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J8a//2uFrSc:ofYOX+wTScR/Xzku9LVwnuG

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/2676-0-0x0000000074F80000-0x0000000074FAF000-memory.dmp	dridex_ldr
behavioral1/memory/2676-3-0x0000000074F80000-0x0000000074FAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2808	2676	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 1420 wrote to memory of 2676	1420	rundll32.exe	30
PID 1420 wrote to memory of 2676	1420	rundll32.exe	30
PID 1420 wrote to memory of 2676	1420	rundll32.exe	30
PID 1420 wrote to memory of 2676	1420	rundll32.exe	30
PID 1420 wrote to memory of 2676	1420	rundll32.exe	30
PID 1420 wrote to memory of 2676	1420	rundll32.exe	30
PID 1420 wrote to memory of 2676	1420	rundll32.exe	30
PID 2676 wrote to memory of 2808	2676	rundll32.exe	31
PID 2676 wrote to memory of 2808	2676	rundll32.exe	31
PID 2676 wrote to memory of 2808	2676	rundll32.exe	31
PID 2676 wrote to memory of 2808	2676	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_249e57c37e7b5e02e9c493a86b189641d342875a961d691171e2bae2e82f5b95.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_249e57c37e7b5e02e9c493a86b189641d342875a961d691171e2bae2e82f5b95.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 220
    3⤵
    - Program crash
    PID:2808

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/2676-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2676-0-0x0000000074F80000-0x0000000074FAF000-memory.dmp

Filesize
188KB

Download
memory/2676-3-0x0000000074F80000-0x0000000074FAF000-memory.dmp

Filesize
188KB

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