dridex | 9662518511e650211cf7f4697ec11091d691e5c40bc96e3e4c2684d83c183303

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 01:52

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General

Target

JaffaCakes118_9662518511e650211cf7f4697ec11091d691e5c40bc96e3e4c2684d83c183303.dll
Size

171KB
MD5

654d24506b04cc383bf6e5e854bf9c3d
SHA1

5175f30a3f3b37b8c03aa43fd14f64a56a55d901
SHA256

9662518511e650211cf7f4697ec11091d691e5c40bc96e3e4c2684d83c183303
SHA512

f9dd8d71aed337b36398eb3f3ff7332c41e337fb64c7a89b2015c741adba96d3519a576e493b21740c168206dddbe602c908baff3af578aae6325ef3746746be
SSDEEP

3072:Mi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:MH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1924-1-0x0000000074710000-0x0000000074740000-memory.dmp	dridex_ldr
behavioral1/memory/1924-2-0x0000000074710000-0x0000000074740000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1456	1924	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 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1884 wrote to memory of 1924	1884	rundll32.exe	30
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31
PID 1924 wrote to memory of 1456	1924	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9662518511e650211cf7f4697ec11091d691e5c40bc96e3e4c2684d83c183303.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9662518511e650211cf7f4697ec11091d691e5c40bc96e3e4c2684d83c183303.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 256
    3⤵
    - Program crash
    PID:1456

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/1924-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1924-1-0x0000000074710000-0x0000000074740000-memory.dmp

Filesize
192KB

Download
memory/1924-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1924-2-0x0000000074710000-0x0000000074740000-memory.dmp

Filesize
192KB

Download