dridex | 5a255a5e90b00568cf937105ec6860def0e894b54989de80a6d205f3809a97c3

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 20:05

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General

Target

JaffaCakes118_5a255a5e90b00568cf937105ec6860def0e894b54989de80a6d205f3809a97c3.dll
Size

184KB
MD5

4d8531654a6a21006b035f3ba14ac297
SHA1

2542f62a3c78ad7a27a744afc20ad50a1b8d7c0f
SHA256

5a255a5e90b00568cf937105ec6860def0e894b54989de80a6d205f3809a97c3
SHA512

9bf2c794f44b0c1ac80d90448c1c7a7fb67bb025d75f68b1fb0abfbcdb895a9ef55da18158e10796d3b89964b3d7258087bcbd17e6ba2b9b38990ff6e5d75a88
SSDEEP

3072:4iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao/lzoxss7:4iLVCIT4WK2z1W+CUHZj4Skq/eaodoC

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/2340-1-0x00000000753D0000-0x00000000753FF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1996	2340	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 2668 wrote to memory of 2340	2668	rundll32.exe	30
PID 2668 wrote to memory of 2340	2668	rundll32.exe	30
PID 2668 wrote to memory of 2340	2668	rundll32.exe	30
PID 2668 wrote to memory of 2340	2668	rundll32.exe	30
PID 2668 wrote to memory of 2340	2668	rundll32.exe	30
PID 2668 wrote to memory of 2340	2668	rundll32.exe	30
PID 2668 wrote to memory of 2340	2668	rundll32.exe	30
PID 2340 wrote to memory of 1996	2340	rundll32.exe	32
PID 2340 wrote to memory of 1996	2340	rundll32.exe	32
PID 2340 wrote to memory of 1996	2340	rundll32.exe	32
PID 2340 wrote to memory of 1996	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a255a5e90b00568cf937105ec6860def0e894b54989de80a6d205f3809a97c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a255a5e90b00568cf937105ec6860def0e894b54989de80a6d205f3809a97c3.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:1996

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/2340-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x00000000753D0000-0x00000000753FF000-memory.dmp

Filesize
188KB

Download
memory/2340-4-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download