dridex | 7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:13

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General

Target

JaffaCakes118_7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf.dll
Size

184KB
MD5

4d4abb0c8c4ea45c623ffd8b9d375890
SHA1

bb9f6c10043e310388766d96aed52adc86ca1ba4
SHA256

7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf
SHA512

9bf0457c02e6cdf6b6bbdf85323cd63e6ae0f5914fa3329614f54bd6f829c4d8c0a3960744d84b25355fad3a5a3c1a009b3b9ede34da1e703975539d30b3ffdd
SSDEEP

3072:cJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JSa//2uFrSc:hfYOX+wTScR/Xzku9LVwxuG

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/2372-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr
behavioral1/memory/2372-2-0x0000000074C60000-0x0000000074C8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2516	2372	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 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 1244 wrote to memory of 2372	1244	rundll32.exe	30
PID 2372 wrote to memory of 2516	2372	rundll32.exe	32
PID 2372 wrote to memory of 2516	2372	rundll32.exe	32
PID 2372 wrote to memory of 2516	2372	rundll32.exe	32
PID 2372 wrote to memory of 2516	2372	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7604aac7ef0e36bed83b9d866ad5284fc0aed4c3276608c3a198838993761fdf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2372 -s 220
    3⤵
    - Program crash
    PID:2516

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/2372-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2372-1-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

Download
memory/2372-2-0x0000000074C60000-0x0000000074C8F000-memory.dmp

Filesize
188KB

Download
memory/2372-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download