dridex | 31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0

Analysis

max time kernel
94s
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
24/12/2024, 09:56

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General

Target

JaffaCakes118_31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0.dll
Size

184KB
MD5

83938f8592dc560d8715e10281da9189
SHA1

c71725c38abf1455c96d92953522381f8e780810
SHA256

31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0
SHA512

a6f3a72c03e2f6c2eed3ad1be1977af6745c4be36a47fa4deeff644faf6fc2137597ae5413ab51025d06d75005dbedb1b7f9fdc9b94bc0da9eae05153066baeb
SSDEEP

3072:pJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jla//2uFrSc:KfYOX+wTScR/Xzku9LVwSuG

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/1008-1-0x0000000075710000-0x000000007573F000-memory.dmp	dridex_ldr
behavioral2/memory/1008-2-0x0000000075710000-0x000000007573F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1916	1008	WerFault.exe	84

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 4340 wrote to memory of 1008	4340	rundll32.exe	84
PID 4340 wrote to memory of 1008	4340	rundll32.exe	84
PID 4340 wrote to memory of 1008	4340	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4340
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_31e4a6cf2c7e7ab7dd7b41e14eeca3301ff1fa7e78785146c819e2f22376f3a0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1008
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1008 -s 616
    3⤵
    - Program crash
    PID:1916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1008 -ip 1008
1⤵
PID:1808

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/1008-0-0x0000000001420000-0x0000000001426000-memory.dmp

Filesize
24KB

Download
memory/1008-1-0x0000000075710000-0x000000007573F000-memory.dmp

Filesize
188KB

Download
memory/1008-2-0x0000000075710000-0x000000007573F000-memory.dmp

Filesize
188KB

Download
memory/1008-3-0x0000000001420000-0x0000000001426000-memory.dmp

Filesize
24KB

Download