dridex | 90323c54f10b722b74039e517c70d1b37c3916ea9b60071232b2b6ecb57a73a8

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 21:07

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General

Target

JaffaCakes118_90323c54f10b722b74039e517c70d1b37c3916ea9b60071232b2b6ecb57a73a8.dll
Size

184KB
MD5

70b6647bd3506fd2d588a623723977a1
SHA1

f263a7182f02f323221256e120a4dd185359a185
SHA256

90323c54f10b722b74039e517c70d1b37c3916ea9b60071232b2b6ecb57a73a8
SHA512

8be866333da04b214983a5de3843d805fe1655a0f6002efa552197cb00a7891257f202b27da592df43eb65281b2f34d25fa038efce989c04e2bd7d6645255711
SSDEEP

3072:XiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoWlzoxss7:XiLVCIT4WK2z1W+CUHZj4Skq/eaoEoC

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/2556-1-0x00000000749D0000-0x00000000749FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2240	2556	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 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2100 wrote to memory of 2556	2100	rundll32.exe	30
PID 2556 wrote to memory of 2240	2556	rundll32.exe	31
PID 2556 wrote to memory of 2240	2556	rundll32.exe	31
PID 2556 wrote to memory of 2240	2556	rundll32.exe	31
PID 2556 wrote to memory of 2240	2556	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90323c54f10b722b74039e517c70d1b37c3916ea9b60071232b2b6ecb57a73a8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_90323c54f10b722b74039e517c70d1b37c3916ea9b60071232b2b6ecb57a73a8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 224
    3⤵
    - Program crash
    PID:2240

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/2556-0-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2556-1-0x00000000749D0000-0x00000000749FF000-memory.dmp

Filesize
188KB

Download
memory/2556-3-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

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