dridex | 69efc9b5830e775ec8bbb8c15a49d09d140cf3eb33ecb930624fd4480711d9e8

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 09:53

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General

Target

JaffaCakes118_69efc9b5830e775ec8bbb8c15a49d09d140cf3eb33ecb930624fd4480711d9e8.dll
Size

184KB
MD5

8821a186725aad494105f05757ed7047
SHA1

2719fd5a93af76bd4819440afe46d5a327fc8430
SHA256

69efc9b5830e775ec8bbb8c15a49d09d140cf3eb33ecb930624fd4480711d9e8
SHA512

3c1dc00b7f35480597585984181d91412a06c55f91fcfcae9e1593f29a2c1a8f9dbb165ea8ebf3e1920cc02ca242b88dd36203b561ade3d0e335f2f5bb5f4f84
SSDEEP

3072:fJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8J7a//2uFrSc:MfYOX+wTScR/Xzku9LVwUuG

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/2364-1-0x0000000074630000-0x000000007465F000-memory.dmp	dridex_ldr
behavioral1/memory/2364-2-0x0000000074630000-0x000000007465F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2352	2364	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 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2508 wrote to memory of 2364	2508	rundll32.exe	30
PID 2364 wrote to memory of 2352	2364	rundll32.exe	31
PID 2364 wrote to memory of 2352	2364	rundll32.exe	31
PID 2364 wrote to memory of 2352	2364	rundll32.exe	31
PID 2364 wrote to memory of 2352	2364	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69efc9b5830e775ec8bbb8c15a49d09d140cf3eb33ecb930624fd4480711d9e8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_69efc9b5830e775ec8bbb8c15a49d09d140cf3eb33ecb930624fd4480711d9e8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2364
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 220
    3⤵
    - Program crash
    PID:2352

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/2364-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2364-1-0x0000000074630000-0x000000007465F000-memory.dmp

Filesize
188KB

Download
memory/2364-2-0x0000000074630000-0x000000007465F000-memory.dmp

Filesize
188KB

Download
memory/2364-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download