dridex | 3cfc337d5f06303a2a74b4fcd9ccd08874d4064f612a4bf4fb75c0e2c04350d7

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 05:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_3cfc337d5f06303a2a74b4fcd9ccd08874d4064f612a4bf4fb75c0e2c04350d7.dll
Size

184KB
MD5

d7c349b21bb93e4a3586ca156a5a7695
SHA1

d81a589e139d7fdc14b01f694d04df3da5d7a38a
SHA256

3cfc337d5f06303a2a74b4fcd9ccd08874d4064f612a4bf4fb75c0e2c04350d7
SHA512

fc1c8f7c8bf2925862e9c5e2f295185cd015b120ae0d29be202a1930a3e8a78a9b7ece18aa23649d8e0703fefe6088854de999a93ff3aee0ab7af4bcfc84f659
SSDEEP

3072:+iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoBlzoxss7:+iLVCIT4WK2z1W+CUHZj4Skq/eaofoC

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/2204-1-0x0000000074590000-0x00000000745BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2564	2204	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 2204	3028	rundll32.exe	30
PID 3028 wrote to memory of 2204	3028	rundll32.exe	30
PID 3028 wrote to memory of 2204	3028	rundll32.exe	30
PID 3028 wrote to memory of 2204	3028	rundll32.exe	30
PID 3028 wrote to memory of 2204	3028	rundll32.exe	30
PID 3028 wrote to memory of 2204	3028	rundll32.exe	30
PID 3028 wrote to memory of 2204	3028	rundll32.exe	30
PID 2204 wrote to memory of 2564	2204	rundll32.exe	31
PID 2204 wrote to memory of 2564	2204	rundll32.exe	31
PID 2204 wrote to memory of 2564	2204	rundll32.exe	31
PID 2204 wrote to memory of 2564	2204	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3cfc337d5f06303a2a74b4fcd9ccd08874d4064f612a4bf4fb75c0e2c04350d7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3cfc337d5f06303a2a74b4fcd9ccd08874d4064f612a4bf4fb75c0e2c04350d7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 220
    3⤵
    - Program crash
    PID:2564

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2204-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2204-1-0x0000000074590000-0x00000000745BF000-memory.dmp

Filesize
188KB

Download
memory/2204-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download