dridex | efbf38767c0e45ba527eaec5c16bcc00c7d2a71304f4f8ff9f969f922e0a27b7

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 05:09

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General

Target

JaffaCakes118_efbf38767c0e45ba527eaec5c16bcc00c7d2a71304f4f8ff9f969f922e0a27b7.dll
Size

163KB
MD5

b560eec52fdd42b30fb604feff975272
SHA1

f8d98458f584346b2ce7168f1768918acfdb5708
SHA256

efbf38767c0e45ba527eaec5c16bcc00c7d2a71304f4f8ff9f969f922e0a27b7
SHA512

5a0559b5ef81f1101ea9b2af7562cd0a429cc0c1551c162b0998a314093250bd998898b5181c6f377707f71d7671631957e35d48824e3b98c00951906adeba9d
SSDEEP

3072:s9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:s9F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

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/3004-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1384	3004	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 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3000 wrote to memory of 3004	3000	rundll32.exe	30
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31
PID 3004 wrote to memory of 1384	3004	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efbf38767c0e45ba527eaec5c16bcc00c7d2a71304f4f8ff9f969f922e0a27b7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_efbf38767c0e45ba527eaec5c16bcc00c7d2a71304f4f8ff9f969f922e0a27b7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3004 -s 236
    3⤵
    - Program crash
    PID:1384

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/3004-0-0x0000000000780000-0x0000000000786000-memory.dmp

Filesize
24KB

Download
memory/3004-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/3004-4-0x0000000000780000-0x0000000000786000-memory.dmp

Filesize
24KB

Download