darkvnc | d5e0eecc3da1a2bc3f36df0a05c0ce116def64c9e6c72224c8988a671ed7fe8a

Analysis

max time kernel
145s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-10-2024 23:48

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General

Target

64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe
Size

448KB
MD5

64b4db1046496c57a0779befc72c264d
SHA1

71cfbee47a5b6f0bb18bba914b5896b3037cfeab
SHA256

d5e0eecc3da1a2bc3f36df0a05c0ce116def64c9e6c72224c8988a671ed7fe8a
SHA512

d59bf100032299d10e6737d9489202545ce4cf3b403407da0ba0fbbd0f72b502478ce3557008ad785e146041a100e2e48ba1d9414a983d954cea7437c424f3da
SSDEEP

12288:4NO4tKQaWEkJsUy2H5ZhLvWmyN/En9C5:MtKQaTkJs0LemI49

Score

10^/10

darkvnc discovery rat

Malware Config

Signatures

DarkVNC
DarkVNC is a malicious version of the famous VNC software.
rat darkvnc

DarkVNC payload 11 IoCs

rat

resource	yara_rule
behavioral1/memory/1952-3-0x0000000000400000-0x000000000048A000-memory.dmp	darkvnc
behavioral1/memory/1952-4-0x0000000000400000-0x0000000002CA6000-memory.dmp	darkvnc
behavioral1/memory/1844-6-0x0000000001B40000-0x0000000001C0A000-memory.dmp	darkvnc
behavioral1/memory/1844-11-0x0000000001B40000-0x0000000001C0A000-memory.dmp	darkvnc
behavioral1/memory/1844-12-0x0000000001B40000-0x0000000001C0A000-memory.dmp	darkvnc
behavioral1/memory/1844-13-0x0000000001B40000-0x0000000001C0A000-memory.dmp	darkvnc
behavioral1/memory/1844-14-0x0000000001B40000-0x0000000001C0A000-memory.dmp	darkvnc
behavioral1/memory/1844-15-0x0000000001B40000-0x0000000001C0A000-memory.dmp	darkvnc
behavioral1/memory/1952-16-0x0000000000400000-0x0000000002CA6000-memory.dmp	darkvnc
behavioral1/memory/1952-17-0x0000000000400000-0x000000000048A000-memory.dmp	darkvnc
behavioral1/memory/1844-18-0x0000000001B40000-0x0000000001C0A000-memory.dmp	darkvnc

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1952 set thread context of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30

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	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30
PID 1952 wrote to memory of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30
PID 1952 wrote to memory of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30
PID 1952 wrote to memory of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30
PID 1952 wrote to memory of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30
PID 1952 wrote to memory of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30
PID 1952 wrote to memory of 1844	1952	64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\64b4db1046496c57a0779befc72c264d_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe
  2⤵
  PID:1844

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/1844-12-0x0000000001B40000-0x0000000001C0A000-memory.dmp

Filesize
808KB

Download
memory/1844-13-0x0000000001B40000-0x0000000001C0A000-memory.dmp

Filesize
808KB

Download
memory/1844-18-0x0000000001B40000-0x0000000001C0A000-memory.dmp

Filesize
808KB

Download
memory/1844-5-0x000007FFFFFD8000-0x000007FFFFFD9000-memory.dmp

Filesize
4KB

Download
memory/1844-6-0x0000000001B40000-0x0000000001C0A000-memory.dmp

Filesize
808KB

Download
memory/1844-11-0x0000000001B40000-0x0000000001C0A000-memory.dmp

Filesize
808KB

Download
memory/1844-10-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1844-14-0x0000000001B40000-0x0000000001C0A000-memory.dmp

Filesize
808KB

Download
memory/1844-15-0x0000000001B40000-0x0000000001C0A000-memory.dmp

Filesize
808KB

Download
memory/1952-1-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/1952-3-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/1952-16-0x0000000000400000-0x0000000002CA6000-memory.dmp

Filesize
40.6MB

Download
memory/1952-17-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/1952-4-0x0000000000400000-0x0000000002CA6000-memory.dmp

Filesize
40.6MB

Download