dridex | cf54ea5efb6f65fd9634f0849bebba91f92afef274954bc896f51b12272c9be4

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:15

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General

Target

JaffaCakes118_cf54ea5efb6f65fd9634f0849bebba91f92afef274954bc896f51b12272c9be4.dll
Size

184KB
MD5

4acf239aed88c4d351c9a55aae2c885d
SHA1

39717ab92048ee7496294fda49eae0f89d4dd4eb
SHA256

cf54ea5efb6f65fd9634f0849bebba91f92afef274954bc896f51b12272c9be4
SHA512

6941fce3a4614cb2d79b04bfa06f83050ae8778f572a511ae9b5b55b2880c42015ad7f65a15dcc6ccd82933b8cf2909746f09bacc630a5ab8aa6d1acebd420e6
SSDEEP

3072:sgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdgmdA4l:5PFkq6zOe5ilSanOdd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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/2568-1-0x0000000075020000-0x0000000075050000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1980	2568	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 1832 wrote to memory of 2568	1832	rundll32.exe	30
PID 1832 wrote to memory of 2568	1832	rundll32.exe	30
PID 1832 wrote to memory of 2568	1832	rundll32.exe	30
PID 1832 wrote to memory of 2568	1832	rundll32.exe	30
PID 1832 wrote to memory of 2568	1832	rundll32.exe	30
PID 1832 wrote to memory of 2568	1832	rundll32.exe	30
PID 1832 wrote to memory of 2568	1832	rundll32.exe	30
PID 2568 wrote to memory of 1980	2568	rundll32.exe	32
PID 2568 wrote to memory of 1980	2568	rundll32.exe	32
PID 2568 wrote to memory of 1980	2568	rundll32.exe	32
PID 2568 wrote to memory of 1980	2568	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf54ea5efb6f65fd9634f0849bebba91f92afef274954bc896f51b12272c9be4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cf54ea5efb6f65fd9634f0849bebba91f92afef274954bc896f51b12272c9be4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2568
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2568 -s 224
    3⤵
    - Program crash
    PID:1980

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/2568-0-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2568-1-0x0000000075020000-0x0000000075050000-memory.dmp

Filesize
192KB

Download
memory/2568-3-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download