dridex | 24bb2636ae715ce1cba4f7b6eb8429aebfd6df7d234dfec5a02cbbc37f223e6a

Analysis

max time kernel
120s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 17:49

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General

Target

24bb2636ae715ce1cba4f7b6eb8429aebfd6df7d234dfec5a02cbbc37f223e6a.dll
Size

184KB
MD5

296507c7c19758a33b3b7e7c1797faa7
SHA1

d7c8f2d843c86741a4bce0fdb15672a89964cc12
SHA256

24bb2636ae715ce1cba4f7b6eb8429aebfd6df7d234dfec5a02cbbc37f223e6a
SHA512

9b8aadf5e71d34e14edc5f9f1c9734209aeecfc3834565b4e56d09890cb06fd8558bccb880aba3030534b1943569a3d5b8edc8040d9e534e5b270b85ba743de6
SSDEEP

3072:7iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao5lzoxss7:7iLVCIT4WK2z1W+CUHZj4Skq/eaonoC

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/2680-0-0x0000000074730000-0x000000007475F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2760	2680	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 3028 wrote to memory of 2680	3028	rundll32.exe	30
PID 3028 wrote to memory of 2680	3028	rundll32.exe	30
PID 3028 wrote to memory of 2680	3028	rundll32.exe	30
PID 3028 wrote to memory of 2680	3028	rundll32.exe	30
PID 3028 wrote to memory of 2680	3028	rundll32.exe	30
PID 3028 wrote to memory of 2680	3028	rundll32.exe	30
PID 3028 wrote to memory of 2680	3028	rundll32.exe	30
PID 2680 wrote to memory of 2760	2680	rundll32.exe	31
PID 2680 wrote to memory of 2760	2680	rundll32.exe	31
PID 2680 wrote to memory of 2760	2680	rundll32.exe	31
PID 2680 wrote to memory of 2760	2680	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\24bb2636ae715ce1cba4f7b6eb8429aebfd6df7d234dfec5a02cbbc37f223e6a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\24bb2636ae715ce1cba4f7b6eb8429aebfd6df7d234dfec5a02cbbc37f223e6a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -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

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Downloads

memory/2680-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/2680-0-0x0000000074730000-0x000000007475F000-memory.dmp

Filesize
188KB

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