dridex | 87721bbc250a612306600e9162e83fb32805be9e7fea913c7551480e06fc26ca

Analysis

max time kernel
13s
max time network
22s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:52

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General

Target

JaffaCakes118_87721bbc250a612306600e9162e83fb32805be9e7fea913c7551480e06fc26ca.dll
Size

184KB
MD5

4908b2006b01598a75189970966cd491
SHA1

14291091eb06533a75bcd92752f29ea83da0d420
SHA256

87721bbc250a612306600e9162e83fb32805be9e7fea913c7551480e06fc26ca
SHA512

13cba30d36915193abe02d499b8b8268b84470affd4a31793f0faf64e16c87bef6d68ee8baaff8b70092f8845be3fddd95bc18ebf1b41b33b5fa75916cdcf772
SSDEEP

3072:dJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JXa//2uFrSc:mfYOX+wTScR/Xzku9LVwEuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2376-1-0x0000000074ED0000-0x0000000074EFF000-memory.dmp	dridex_ldr
behavioral1/memory/2376-2-0x0000000074ED0000-0x0000000074EFF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2160	2376	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 1520 wrote to memory of 2376	1520	rundll32.exe	30
PID 1520 wrote to memory of 2376	1520	rundll32.exe	30
PID 1520 wrote to memory of 2376	1520	rundll32.exe	30
PID 1520 wrote to memory of 2376	1520	rundll32.exe	30
PID 1520 wrote to memory of 2376	1520	rundll32.exe	30
PID 1520 wrote to memory of 2376	1520	rundll32.exe	30
PID 1520 wrote to memory of 2376	1520	rundll32.exe	30
PID 2376 wrote to memory of 2160	2376	rundll32.exe	31
PID 2376 wrote to memory of 2160	2376	rundll32.exe	31
PID 2376 wrote to memory of 2160	2376	rundll32.exe	31
PID 2376 wrote to memory of 2160	2376	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87721bbc250a612306600e9162e83fb32805be9e7fea913c7551480e06fc26ca.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87721bbc250a612306600e9162e83fb32805be9e7fea913c7551480e06fc26ca.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 220
    3⤵
    - Program crash
    PID:2160

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/2376-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2376-1-0x0000000074ED0000-0x0000000074EFF000-memory.dmp

Filesize
188KB

Download
memory/2376-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2376-2-0x0000000074ED0000-0x0000000074EFF000-memory.dmp

Filesize
188KB

Download