dridex | 03fd79b209a18e7b9b2d49f92da0836049dae6b9c5a193986cc58bb2ba65406e

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
29/12/2024, 07:47

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General

Target

JaffaCakes118_03fd79b209a18e7b9b2d49f92da0836049dae6b9c5a193986cc58bb2ba65406e.dll
Size

184KB
MD5

211f2f1dc4ea115985d37d9a5a666c1b
SHA1

c5128b833624586671032899425f22ce00d0b35b
SHA256

03fd79b209a18e7b9b2d49f92da0836049dae6b9c5a193986cc58bb2ba65406e
SHA512

372e44d72f171aa5223fcd7d3dffc0b80cc1405469c1745a176698a3e139054516dee6034847d5d8200d584c2861c7f8741bd3e44311408df4d16f447fde834b
SSDEEP

3072:7uwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4K0lmsb:57TXYsd9SkONU1jKGlrlm

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/4700-1-0x00000000751C0000-0x00000000751F0000-memory.dmp	dridex_ldr
behavioral2/memory/4700-2-0x00000000751C0000-0x00000000751F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3960	4700	WerFault.exe	85

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 4832 wrote to memory of 4700	4832	rundll32.exe	85
PID 4832 wrote to memory of 4700	4832	rundll32.exe	85
PID 4832 wrote to memory of 4700	4832	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03fd79b209a18e7b9b2d49f92da0836049dae6b9c5a193986cc58bb2ba65406e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_03fd79b209a18e7b9b2d49f92da0836049dae6b9c5a193986cc58bb2ba65406e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4700
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4700 -s 616
    3⤵
    - Program crash
    PID:3960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4700 -ip 4700
1⤵
PID:2040

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/4700-0-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/4700-1-0x00000000751C0000-0x00000000751F0000-memory.dmp

Filesize
192KB

Download
memory/4700-3-0x0000000000ED0000-0x0000000000ED6000-memory.dmp

Filesize
24KB

Download
memory/4700-2-0x00000000751C0000-0x00000000751F0000-memory.dmp

Filesize
192KB

Download