darkvnc | 5895164454aba620b70384013953a9e1e8e0b90166bd5fb849275e42071f0025

Analysis

max time kernel
145s
max time network
150s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 11:24

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General

Target

a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe
Size

513KB
MD5

a79c261f6fae161ede7489db34ca3813
SHA1

c2d6bb13082a20c0fe6a97d49a01d5f39355e952
SHA256

5895164454aba620b70384013953a9e1e8e0b90166bd5fb849275e42071f0025
SHA512

6097dd911f5ca54e7df4281bae393b0a91abf601a89af33b726e177855c7060045db843763b9dff147b589cbf67a3daddf8b584a9f7adb340da377ce089c80a7
SSDEEP

12288:BwtKX9ioiqHf5svc1pG0GniZnI3dS0hTmc2IgsHMRmoemwy:+otioJnwxnynI3dWc2IgMTVmH

Score

10^/10

darkvnc discovery rat

Malware Config

Signatures

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

DarkVNC payload 12 IoCs

rat

resource	yara_rule
behavioral1/memory/2052-2-0x0000000000220000-0x00000000002A8000-memory.dmp	darkvnc
behavioral1/memory/2052-4-0x0000000000400000-0x000000000048A000-memory.dmp	darkvnc
behavioral1/memory/2040-7-0x0000000001B50000-0x0000000001C1A000-memory.dmp	darkvnc
behavioral1/memory/2040-12-0x0000000001B50000-0x0000000001C1A000-memory.dmp	darkvnc
behavioral1/memory/2040-11-0x0000000001B50000-0x0000000001C1A000-memory.dmp	darkvnc
behavioral1/memory/2040-13-0x0000000001B50000-0x0000000001C1A000-memory.dmp	darkvnc
behavioral1/memory/2040-14-0x0000000001B50000-0x0000000001C1A000-memory.dmp	darkvnc
behavioral1/memory/2040-15-0x0000000001B50000-0x0000000001C1A000-memory.dmp	darkvnc
behavioral1/memory/2052-18-0x0000000000400000-0x000000000048A000-memory.dmp	darkvnc
behavioral1/memory/2052-17-0x0000000000220000-0x00000000002A8000-memory.dmp	darkvnc
behavioral1/memory/2052-16-0x0000000000400000-0x0000000000937000-memory.dmp	darkvnc
behavioral1/memory/2040-19-0x0000000001B50000-0x0000000001C1A000-memory.dmp	darkvnc

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2052 set thread context of 2040	2052	a79c261f6fae161ede7489db34ca3813_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	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 2040	2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe	30
PID 2052 wrote to memory of 2040	2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe	30
PID 2052 wrote to memory of 2040	2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe	30
PID 2052 wrote to memory of 2040	2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe	30
PID 2052 wrote to memory of 2040	2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe	30
PID 2052 wrote to memory of 2040	2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe	30
PID 2052 wrote to memory of 2040	2052	a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a79c261f6fae161ede7489db34ca3813_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe
  2⤵
  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/2040-6-0x0000000000290000-0x0000000000291000-memory.dmp

Filesize
4KB

Download
memory/2040-13-0x0000000001B50000-0x0000000001C1A000-memory.dmp

Filesize
808KB

Download
memory/2040-19-0x0000000001B50000-0x0000000001C1A000-memory.dmp

Filesize
808KB

Download
memory/2040-5-0x000007FFFFFD9000-0x000007FFFFFDA000-memory.dmp

Filesize
4KB

Download
memory/2040-7-0x0000000001B50000-0x0000000001C1A000-memory.dmp

Filesize
808KB

Download
memory/2040-12-0x0000000001B50000-0x0000000001C1A000-memory.dmp

Filesize
808KB

Download
memory/2040-15-0x0000000001B50000-0x0000000001C1A000-memory.dmp

Filesize
808KB

Download
memory/2040-11-0x0000000001B50000-0x0000000001C1A000-memory.dmp

Filesize
808KB

Download
memory/2040-14-0x0000000001B50000-0x0000000001C1A000-memory.dmp

Filesize
808KB

Download
memory/2052-1-0x0000000000AA0000-0x0000000000BA0000-memory.dmp

Filesize
1024KB

Download
memory/2052-2-0x0000000000220000-0x00000000002A8000-memory.dmp

Filesize
544KB

Download
memory/2052-18-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download
memory/2052-17-0x0000000000220000-0x00000000002A8000-memory.dmp

Filesize
544KB

Download
memory/2052-16-0x0000000000400000-0x0000000000937000-memory.dmp

Filesize
5.2MB

Download
memory/2052-4-0x0000000000400000-0x000000000048A000-memory.dmp

Filesize
552KB

Download