dridex | f4d2c87acf691697ed9a8716be11e77449b3563259a8245cb17173c78c571638

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 02:50

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General

Target

JaffaCakes118_f4d2c87acf691697ed9a8716be11e77449b3563259a8245cb17173c78c571638.dll
Size

188KB
MD5

4862a558d5e704196f20335ef22074de
SHA1

138bd79bada2b74f76ee971e8e9fde6b3f358ac5
SHA256

f4d2c87acf691697ed9a8716be11e77449b3563259a8245cb17173c78c571638
SHA512

23e1cad9c8a31d24a4cb357e07ff4152bbf113eee9384ad119303d837c25bf1732228770631a3164594d1984210fc17cb149bb23ccd34f7cec4e5f664c34fd5d
SSDEEP

3072:9teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz29qM:Jq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/376-1-0x00000000756F0000-0x0000000075720000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1528	376	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 376	2372	rundll32.exe	83
PID 2372 wrote to memory of 376	2372	rundll32.exe	83
PID 2372 wrote to memory of 376	2372	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4d2c87acf691697ed9a8716be11e77449b3563259a8245cb17173c78c571638.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f4d2c87acf691697ed9a8716be11e77449b3563259a8245cb17173c78c571638.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 376 -s 692
    3⤵
    - Program crash
    PID:1528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 376 -ip 376
1⤵
PID:2768

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/376-0-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/376-1-0x00000000756F0000-0x0000000075720000-memory.dmp

Filesize
192KB

Download
memory/376-3-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download