dridex | 5cc50a817384e0e3292b04124a809f3096c5ccc1baf956795e7e651978e44095

Analysis

max time kernel
150s
max time network
149s
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 23:26

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General

Target

JaffaCakes118_5cc50a817384e0e3292b04124a809f3096c5ccc1baf956795e7e651978e44095.dll
Size

170KB
MD5

43e1fe75777c5a7ee130667adbd31e64
SHA1

e169e835ddbeafde4b1e579e647fab14bf2796d4
SHA256

5cc50a817384e0e3292b04124a809f3096c5ccc1baf956795e7e651978e44095
SHA512

524c9444a71fe6aee8633a7eb905d07e88be403254d762ec420b06bf20da5db7ebc3de3841464e0f9eac5880f98c3097eee346738934eab9d90770840e3da6e9
SSDEEP

3072:pqWLBTrGNr0gl+CI3bc4ThMXu6GkqFmLqmjcRVmkHkKFhG2wwUJ5/lB:PVqNd+CIQHXu9VFmu0qU2CJ5

Score

10^/10

dridex 40112 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40112

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/3520-0-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr
behavioral2/memory/3520-3-0x0000000074FC0000-0x0000000074FF0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2908	3520	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 4980 wrote to memory of 3520	4980	rundll32.exe	82
PID 4980 wrote to memory of 3520	4980	rundll32.exe	82
PID 4980 wrote to memory of 3520	4980	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cc50a817384e0e3292b04124a809f3096c5ccc1baf956795e7e651978e44095.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5cc50a817384e0e3292b04124a809f3096c5ccc1baf956795e7e651978e44095.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 668
    3⤵
    - Program crash
    PID:2908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3520 -ip 3520
1⤵
PID:4312

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/3520-0-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

Download
memory/3520-2-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download
memory/3520-3-0x0000000074FC0000-0x0000000074FF0000-memory.dmp

Filesize
192KB

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