dridex | b280bbab23d85f7f703533ae819922d7cb69e7241a8f893f3750b154e2049c43

Analysis

max time kernel
93s
max time network
147s
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, 17:35

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General

Target

JaffaCakes118_b280bbab23d85f7f703533ae819922d7cb69e7241a8f893f3750b154e2049c43.dll
Size

184KB
MD5

dcdee131234dcb7cc8a0b0c8954e08a9
SHA1

bd596b1f066518560a6ff775f3e226834d15fb96
SHA256

b280bbab23d85f7f703533ae819922d7cb69e7241a8f893f3750b154e2049c43
SHA512

1a7044576025a14fe143e66df0e8f8a546a6631951779182fa7732504cd9ee356245fe6bf392be52a50380f57920b5dbea661be27ca1652707158df5c0cf5ba6
SSDEEP

3072:fJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JJa//2uFrSc:MfYOX+wTScR/Xzku9LVwCuG

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/1256-1-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr
behavioral2/memory/1256-2-0x0000000074D60000-0x0000000074D8F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4600	1256	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 2816 wrote to memory of 1256	2816	rundll32.exe	83
PID 2816 wrote to memory of 1256	2816	rundll32.exe	83
PID 2816 wrote to memory of 1256	2816	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b280bbab23d85f7f703533ae819922d7cb69e7241a8f893f3750b154e2049c43.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2816
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b280bbab23d85f7f703533ae819922d7cb69e7241a8f893f3750b154e2049c43.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1256
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1256 -s 616
    3⤵
    - Program crash
    PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1256 -ip 1256
1⤵
PID:1960

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/1256-0-0x0000000000920000-0x0000000000926000-memory.dmp

Filesize
24KB

Download
memory/1256-1-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

Download
memory/1256-2-0x0000000074D60000-0x0000000074D8F000-memory.dmp

Filesize
188KB

Download
memory/1256-3-0x0000000000920000-0x0000000000926000-memory.dmp

Filesize
24KB

Download