dridex | f61fa71ac3d71558b8ce3946099956746e083295312f46789944d3078b7ef080

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 05:00

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General

Target

JaffaCakes118_f61fa71ac3d71558b8ce3946099956746e083295312f46789944d3078b7ef080.dll
Size

161KB
MD5

ada43de5b1248b7517a72773c87738c1
SHA1

62ac8da0cdb89c1a81ea3dec1ff3a4013867942f
SHA256

f61fa71ac3d71558b8ce3946099956746e083295312f46789944d3078b7ef080
SHA512

9217adddba9d632827603de7db023c72bf2c09fe6392ae99347eb9e56e4255482268c4e67df1ca7372fe0d72823c96a83c4376e26cf54d9b52daf74e08701982
SSDEEP

3072:+1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:AnS62Fl+pkeJl3CvRStrFl+EYh

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2264-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2264-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2148	2264	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 2232 wrote to memory of 2264	2232	rundll32.exe	30
PID 2232 wrote to memory of 2264	2232	rundll32.exe	30
PID 2232 wrote to memory of 2264	2232	rundll32.exe	30
PID 2232 wrote to memory of 2264	2232	rundll32.exe	30
PID 2232 wrote to memory of 2264	2232	rundll32.exe	30
PID 2232 wrote to memory of 2264	2232	rundll32.exe	30
PID 2232 wrote to memory of 2264	2232	rundll32.exe	30
PID 2264 wrote to memory of 2148	2264	rundll32.exe	32
PID 2264 wrote to memory of 2148	2264	rundll32.exe	32
PID 2264 wrote to memory of 2148	2264	rundll32.exe	32
PID 2264 wrote to memory of 2148	2264	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f61fa71ac3d71558b8ce3946099956746e083295312f46789944d3078b7ef080.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f61fa71ac3d71558b8ce3946099956746e083295312f46789944d3078b7ef080.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2264
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 256
    3⤵
    - Program crash
    PID:2148

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

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Downloads

memory/2264-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2264-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2264-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2264-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download