dridex | f41de3940c5e85959b49fad63ec112adef12f79600614993358628c954f16969

Analysis

max time kernel
93s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 16:36

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General

Target

JaffaCakes118_f41de3940c5e85959b49fad63ec112adef12f79600614993358628c954f16969.dll
Size

184KB
MD5

da6e1f5e297ea39619637a7ff36a9555
SHA1

8960ecefdf8802714d074699a12a8733226f9def
SHA256

f41de3940c5e85959b49fad63ec112adef12f79600614993358628c954f16969
SHA512

548b180fd995261886c188b4659325b30adb24b5cd34241cc4924c27ea092cba50b761aff650669e7eccd92fcb02f465698fc1d4be838acb26c66f54a1bf184a
SSDEEP

3072:puwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kjlmsb:j7TXYsd9SkONU1jKGlYlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3484-1-0x0000000075500000-0x0000000075530000-memory.dmp	dridex_ldr
behavioral2/memory/3484-2-0x0000000075500000-0x0000000075530000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1468	3484	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 5020 wrote to memory of 3484	5020	rundll32.exe	83
PID 5020 wrote to memory of 3484	5020	rundll32.exe	83
PID 5020 wrote to memory of 3484	5020	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f41de3940c5e85959b49fad63ec112adef12f79600614993358628c954f16969.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5020
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f41de3940c5e85959b49fad63ec112adef12f79600614993358628c954f16969.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 624
    3⤵
    - Program crash
    PID:1468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3484 -ip 3484
1⤵
PID:5024

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/3484-0-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download
memory/3484-1-0x0000000075500000-0x0000000075530000-memory.dmp

Filesize
192KB

Download
memory/3484-2-0x0000000075500000-0x0000000075530000-memory.dmp

Filesize
192KB

Download
memory/3484-3-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

Filesize
24KB

Download