dridex | e8004280a1c8739227a4c3f090239508b4e869e9bff88a76c9ef25c4947498cd

Analysis

max time kernel
148s
max time network
150s
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 02:24

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General

Target

JaffaCakes118_e8004280a1c8739227a4c3f090239508b4e869e9bff88a76c9ef25c4947498cd.dll
Size

184KB
MD5

6d221970419a8b826147ecdc2b294f51
SHA1

833ede9a4c3fb4858ec6ad13cbd832b5324c5f3a
SHA256

e8004280a1c8739227a4c3f090239508b4e869e9bff88a76c9ef25c4947498cd
SHA512

1c1cd411568759ac6a86e5ecbe5a7a00b0588186610dbfeece0db7cbdc263ed381fd68b16899836bf9d587cbbea0849c894d45c38954f194ab990aa3c5c8292b
SSDEEP

3072:IJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jra//2uFrSc:FfYOX+wTScR/Xzku9LVwwuG

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
behavioral2/memory/1760-1-0x0000000075810000-0x000000007583F000-memory.dmp	dridex_ldr
behavioral2/memory/1760-2-0x0000000075810000-0x000000007583F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1548	1760	WerFault.exe	82

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 4808 wrote to memory of 1760	4808	rundll32.exe	82
PID 4808 wrote to memory of 1760	4808	rundll32.exe	82
PID 4808 wrote to memory of 1760	4808	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8004280a1c8739227a4c3f090239508b4e869e9bff88a76c9ef25c4947498cd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e8004280a1c8739227a4c3f090239508b4e869e9bff88a76c9ef25c4947498cd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 616
    3⤵
    - Program crash
    PID:1548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1760 -ip 1760
1⤵
PID:2876

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/1760-0-0x0000000002B20000-0x0000000002B26000-memory.dmp

Filesize
24KB

Download
memory/1760-1-0x0000000075810000-0x000000007583F000-memory.dmp

Filesize
188KB

Download
memory/1760-3-0x0000000002B20000-0x0000000002B26000-memory.dmp

Filesize
24KB

Download
memory/1760-2-0x0000000075810000-0x000000007583F000-memory.dmp

Filesize
188KB

Download