dridex | 5d267e22a10aa43e7ba32261ca9289c74a86b813f04db753e4034a0e85b8a633

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:56

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General

Target

JaffaCakes118_5d267e22a10aa43e7ba32261ca9289c74a86b813f04db753e4034a0e85b8a633.dll
Size

184KB
MD5

d94b4dcef0a68fdfa1b1f9dc4b800a1e
SHA1

e39fd8f349e477bd26ae4e05988028917e6ca43c
SHA256

5d267e22a10aa43e7ba32261ca9289c74a86b813f04db753e4034a0e85b8a633
SHA512

8c89d958e98816714263ef8eb076381c13d3c1c732477b185b87cb51175c48c374fe6c3416dcc5165810ef5b3f9545a4555690b257c6866640e9f84a9ad772d3
SSDEEP

3072:1JQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JOa//2uFrSc:+fYOX+wTScR/Xzku9LVwJuG

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/2780-1-0x0000000074BE0000-0x0000000074C0F000-memory.dmp	dridex_ldr
behavioral1/memory/2780-2-0x0000000074BE0000-0x0000000074C0F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2812	2780	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 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2756 wrote to memory of 2780	2756	rundll32.exe	30
PID 2780 wrote to memory of 2812	2780	rundll32.exe	31
PID 2780 wrote to memory of 2812	2780	rundll32.exe	31
PID 2780 wrote to memory of 2812	2780	rundll32.exe	31
PID 2780 wrote to memory of 2812	2780	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5d267e22a10aa43e7ba32261ca9289c74a86b813f04db753e4034a0e85b8a633.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5d267e22a10aa43e7ba32261ca9289c74a86b813f04db753e4034a0e85b8a633.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2780 -s 220
    3⤵
    - Program crash
    PID:2812

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/2780-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2780-1-0x0000000074BE0000-0x0000000074C0F000-memory.dmp

Filesize
188KB

Download
memory/2780-2-0x0000000074BE0000-0x0000000074C0F000-memory.dmp

Filesize
188KB

Download
memory/2780-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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