dridex | b210a16c81bc132c9ff5d60a52a50be428c4ba0f042047dd73ab718a72c4ce8d

Analysis

max time kernel
24s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:45

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General

Target

JaffaCakes118_b210a16c81bc132c9ff5d60a52a50be428c4ba0f042047dd73ab718a72c4ce8d.dll
Size

171KB
MD5

e603f2299c0cbc02654afa7a3884dba4
SHA1

5d28069663c25183114d5c98c7aa4a5089096ea7
SHA256

b210a16c81bc132c9ff5d60a52a50be428c4ba0f042047dd73ab718a72c4ce8d
SHA512

ffbd1a05ec0ee930f5c8ffc62f23b7e713d2a6617f511a732d449d2de153713ffc51334928f6ecdfc099911dc19f54041f19201d305f92ef72eb2b6bf21fc64d
SSDEEP

3072:ni49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:nH9RVaPEmsdHdbQUbd2H3

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/804-1-0x0000000075100000-0x0000000075130000-memory.dmp	dridex_ldr
behavioral1/memory/804-2-0x0000000075100000-0x0000000075130000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3012	804	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 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 2528 wrote to memory of 804	2528	rundll32.exe	30
PID 804 wrote to memory of 3012	804	rundll32.exe	31
PID 804 wrote to memory of 3012	804	rundll32.exe	31
PID 804 wrote to memory of 3012	804	rundll32.exe	31
PID 804 wrote to memory of 3012	804	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b210a16c81bc132c9ff5d60a52a50be428c4ba0f042047dd73ab718a72c4ce8d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b210a16c81bc132c9ff5d60a52a50be428c4ba0f042047dd73ab718a72c4ce8d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 264
    3⤵
    - Program crash
    PID:3012

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/804-0-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/804-1-0x0000000075100000-0x0000000075130000-memory.dmp

Filesize
192KB

Download
memory/804-2-0x0000000075100000-0x0000000075130000-memory.dmp

Filesize
192KB

Download
memory/804-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

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