dridex | 6b1694b4f5c8194272a0bdf9f15f0aa1723500a8b6f8343c0d1d8e1982c0c7b5

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 02:02

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General

Target

JaffaCakes118_6b1694b4f5c8194272a0bdf9f15f0aa1723500a8b6f8343c0d1d8e1982c0c7b5.dll
Size

184KB
MD5

9f54ef9f816cb6df82f6a18fc745a347
SHA1

c496fe66b05ae8910b0c6451800e2c87f109dc46
SHA256

6b1694b4f5c8194272a0bdf9f15f0aa1723500a8b6f8343c0d1d8e1982c0c7b5
SHA512

e43eec7d6848ca65bc5a707e85f34a016e1c69affb77c941ec6f2757486c1025cf0eb63cf9159a2c3a3b751eb01be36c0d5f802816a03443dbffcacbc3c69901
SSDEEP

3072:/iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoQlzoxss7:/iLVCIT4WK2z1W+CUHZj4Skq/eaouoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2424-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2844	2424	WerFault.exe	29

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 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2304 wrote to memory of 2424	2304	rundll32.exe	29
PID 2424 wrote to memory of 2844	2424	rundll32.exe	30
PID 2424 wrote to memory of 2844	2424	rundll32.exe	30
PID 2424 wrote to memory of 2844	2424	rundll32.exe	30
PID 2424 wrote to memory of 2844	2424	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b1694b4f5c8194272a0bdf9f15f0aa1723500a8b6f8343c0d1d8e1982c0c7b5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6b1694b4f5c8194272a0bdf9f15f0aa1723500a8b6f8343c0d1d8e1982c0c7b5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 224
    3⤵
    - Program crash
    PID:2844

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/2424-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

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memory/2424-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp

Filesize
188KB

Download
memory/2424-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

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