dridex | c63aab5b14f9fb3da7703b6bd499e71ae49a82951614b27e2ecb147ae73e5b9a

Analysis

max time kernel
93s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:08

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General

Target

JaffaCakes118_c63aab5b14f9fb3da7703b6bd499e71ae49a82951614b27e2ecb147ae73e5b9a.dll
Size

184KB
MD5

7045a1c6bb32a9b71640c763c1380a81
SHA1

3241ba38417b89e7b412f76c2ad52ae57bce9d7f
SHA256

c63aab5b14f9fb3da7703b6bd499e71ae49a82951614b27e2ecb147ae73e5b9a
SHA512

369fa038cfad295fb8ee6da7ae4cad36cb56da61ca626a74e5197902e9a4112d0cc70cec83505f884a90f9106a639afd460f7b5747506051f0326a6a2a64a010
SSDEEP

3072:092qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTprLA:09NSMOEpQ1Q3ODAr+VJ

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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/3640-1-0x00000000755A0000-0x00000000755CF000-memory.dmp	dridex_ldr
behavioral2/memory/3640-2-0x00000000755A0000-0x00000000755CF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1528	3640	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 3392 wrote to memory of 3640	3392	rundll32.exe	83
PID 3392 wrote to memory of 3640	3392	rundll32.exe	83
PID 3392 wrote to memory of 3640	3392	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c63aab5b14f9fb3da7703b6bd499e71ae49a82951614b27e2ecb147ae73e5b9a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3392
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c63aab5b14f9fb3da7703b6bd499e71ae49a82951614b27e2ecb147ae73e5b9a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3640 -s 616
    3⤵
    - Program crash
    PID:1528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3640 -ip 3640
1⤵
PID:700

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/3640-0-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download
memory/3640-1-0x00000000755A0000-0x00000000755CF000-memory.dmp

Filesize
188KB

Download
memory/3640-2-0x00000000755A0000-0x00000000755CF000-memory.dmp

Filesize
188KB

Download
memory/3640-3-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download