dridex | a373b7f92c0117c1f7738b112fcb0bfad7c696c5c668edbb695c67d31b5a778f

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 22:37

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General

Target

JaffaCakes118_a373b7f92c0117c1f7738b112fcb0bfad7c696c5c668edbb695c67d31b5a778f.dll
Size

184KB
MD5

0113c135206d4d350ae68b1a4537764b
SHA1

ab20e839e77a66e38b345bcedadddd3773a1a05d
SHA256

a373b7f92c0117c1f7738b112fcb0bfad7c696c5c668edbb695c67d31b5a778f
SHA512

b354a22158f2ccc71643532cae27c5eb6373f4d8bbb567e9041a4085c5fac28be8170407761854a0067b11eecdac9e12d37346a7034841ab32dcd03a027653c8
SSDEEP

3072:SuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4KDlmsb:M7TXYsd9SkONU1jKGlElm

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/4436-1-0x0000000075810000-0x0000000075840000-memory.dmp	dridex_ldr
behavioral2/memory/4436-2-0x0000000075810000-0x0000000075840000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4476	4436	WerFault.exe	82

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 344 wrote to memory of 4436	344	rundll32.exe	82
PID 344 wrote to memory of 4436	344	rundll32.exe	82
PID 344 wrote to memory of 4436	344	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a373b7f92c0117c1f7738b112fcb0bfad7c696c5c668edbb695c67d31b5a778f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a373b7f92c0117c1f7738b112fcb0bfad7c696c5c668edbb695c67d31b5a778f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 624
    3⤵
    - Program crash
    PID:4476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4436 -ip 4436
1⤵
PID:2876

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

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Downloads

memory/4436-0-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

Download
memory/4436-1-0x0000000075810000-0x0000000075840000-memory.dmp

Filesize
192KB

Download
memory/4436-2-0x0000000075810000-0x0000000075840000-memory.dmp

Filesize
192KB

Download
memory/4436-3-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

Download