dridex | dcff03fc8869eda536285ebba6e7d709ecd5657694a57866cdc58872e022162c

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 01:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_dcff03fc8869eda536285ebba6e7d709ecd5657694a57866cdc58872e022162c.dll
Size

184KB
MD5

3a7ed6ece770ac888f95cea598742447
SHA1

e1533832715d4d6ba19a1182e5160dd9cf67da4e
SHA256

dcff03fc8869eda536285ebba6e7d709ecd5657694a57866cdc58872e022162c
SHA512

2456467defef9a2af9813dc989d8d73e38d630f0d0feb7aaf03a0c01b18a97643e0fbd1db55c01f3ab7ab234e33baf4206ebed33b71a0b5f4c16c13330831dc8
SSDEEP

3072:WiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:WiLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/2040-1-0x0000000074E20000-0x0000000074E4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2692	2040	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 2364 wrote to memory of 2040	2364	rundll32.exe	30
PID 2364 wrote to memory of 2040	2364	rundll32.exe	30
PID 2364 wrote to memory of 2040	2364	rundll32.exe	30
PID 2364 wrote to memory of 2040	2364	rundll32.exe	30
PID 2364 wrote to memory of 2040	2364	rundll32.exe	30
PID 2364 wrote to memory of 2040	2364	rundll32.exe	30
PID 2364 wrote to memory of 2040	2364	rundll32.exe	30
PID 2040 wrote to memory of 2692	2040	rundll32.exe	31
PID 2040 wrote to memory of 2692	2040	rundll32.exe	31
PID 2040 wrote to memory of 2692	2040	rundll32.exe	31
PID 2040 wrote to memory of 2692	2040	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dcff03fc8869eda536285ebba6e7d709ecd5657694a57866cdc58872e022162c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_dcff03fc8869eda536285ebba6e7d709ecd5657694a57866cdc58872e022162c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 220
    3⤵
    - Program crash
    PID:2692

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/2040-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2040-1-0x0000000074E20000-0x0000000074E4F000-memory.dmp

Filesize
188KB

Download
memory/2040-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download