dridex | 4e991ebd8897f6afb38b475644dcf74775658713dabb88f2974cd3522e23d870

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 23:33

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General

Target

JaffaCakes118_4e991ebd8897f6afb38b475644dcf74775658713dabb88f2974cd3522e23d870.dll
Size

184KB
MD5

8441f78926e9beabfcbbf8225e7a85c3
SHA1

ea3ce959c7648d9d409b42f0a289b7f1a46d1968
SHA256

4e991ebd8897f6afb38b475644dcf74775658713dabb88f2974cd3522e23d870
SHA512

945d9495f689ea58ea9dec1b7c747b53e6a30c8afe72e588c717714b9a14e56360409c3d871f3246b9099e1962c59d007129eba2cc081bc9f7892bf68382520f
SSDEEP

3072:miLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao9lzoxss7:miLVCIT4WK2z1W+CUHZj4Skq/eaoToC

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/2340-1-0x00000000751F0000-0x000000007521F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2456	2340	WerFault.exe	28

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 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 1820 wrote to memory of 2340	1820	rundll32.exe	28
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29
PID 2340 wrote to memory of 2456	2340	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e991ebd8897f6afb38b475644dcf74775658713dabb88f2974cd3522e23d870.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e991ebd8897f6afb38b475644dcf74775658713dabb88f2974cd3522e23d870.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2456

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/2340-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x00000000751F0000-0x000000007521F000-memory.dmp

Filesize
188KB

Download
memory/2340-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download