dridex | b639210e31d44a5de95d3c81742264776e92e191e918499cc7cdbd31d7400ff2

Analysis

max time kernel
135s
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
17-10-2024 21:59

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General

Target

53effb3a2a288478a7359e02605e48cf_JaffaCakes118.dll
Size

184KB
MD5

53effb3a2a288478a7359e02605e48cf
SHA1

d20872795118ea96c2e34dfcafaaefd4c406d005
SHA256

b639210e31d44a5de95d3c81742264776e92e191e918499cc7cdbd31d7400ff2
SHA512

ccb5c0d2a0a15fbfc9eb273298ce171400a2bd67d25307892fdc18f56fce4b81ab75aef780547140267bd95aab7a0abf69b3769a8f2a6b26df16ed215f4d60fd
SSDEEP

3072:pKMnveabXQdyI+Fc2z+ELrMXGRj7Bs1aAjlN9DsFrifCu:pXbXQdyI+Fz3LfnkaMdSr

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 Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/1844-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp	dridex_ldr
behavioral2/memory/1844-2-0x0000000074AA0000-0x0000000074AD0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2788 1844 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2788	1844	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1444 wrote to memory of 1844	1444	rundll32.exe	rundll32.exe
PID 1444 wrote to memory of 1844	1444	rundll32.exe	rundll32.exe
PID 1444 wrote to memory of 1844	1444	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53effb3a2a288478a7359e02605e48cf_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\53effb3a2a288478a7359e02605e48cf_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1844 -s 620
    3⤵
    - Program crash
    PID:2788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1844 -ip 1844
1⤵
PID:1408

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/1844-0-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download
memory/1844-1-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

Filesize
192KB

Download
memory/1844-2-0x0000000074AA0000-0x0000000074AD0000-memory.dmp

Filesize
192KB

Download
memory/1844-3-0x0000000000840000-0x0000000000846000-memory.dmp

Filesize
24KB

Download