Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
26/05/2024, 23:04
Behavioral task
behavioral1
Sample
DarkLoader.exe
Resource
win7-20240508-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
DarkLoader.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target DarkLoader.exe
- Size 53KB
- Sample240526-22fd6afd3t
- SHA256 7c8a1f861858ab660ba9b18d3403f6f11481a78a63f61d266c0803948d9b59fd
- MD5 933eee79a0a2aeb87b75ae4000c9db84
- SHA1 3caeb0343dd9d90eb28babae05d596914018a08c
- SHA512 2c15951cc9acb4a45d3caa7ebb3cf08ea1139f3fdefbc26f59bb0b88a541de409a5996c391433738b01704dce4ee00611afe1c5d0cbec071c22c975fe0fa7b00
- SSDEEP 768:nS7TZ38fvCv3E1c1rM+rMRa8NuKRtiHT:nuTZsHCv3Eau+gRJNBw
- MD5 SHA1 SHA512 SSDEEP
Score
8/10
Malware Config
Signatures
- Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 740 netsh.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d3b2d1f551ce98af809927994e9d4293 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\DarkLoader.exe\" .." DarkLoader.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\d3b2d1f551ce98af809927994e9d4293 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\DarkLoader.exe\" .." DarkLoader.exe - Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
flow ioc 24 7.tcp.eu.ngrok.io 77 7.tcp.eu.ngrok.io 110 7.tcp.eu.ngrok.io - Drops autorun.inf file 1 TTPs 5 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\autorun.inf DarkLoader.exe File opened for modification C:\autorun.inf DarkLoader.exe File created D:\autorun.inf DarkLoader.exe File created F:\autorun.inf DarkLoader.exe File opened for modification F:\autorun.inf DarkLoader.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe 4616 DarkLoader.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4616 DarkLoader.exe - Suspicious behavior: LoadsDriver 6 IoCs
pid Process 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 4 Process not Found 664 Process not Found - Suspicious use of AdjustPrivilegeToken 37 IoCs
description pid Process Token: SeDebugPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe Token: 33 4616 DarkLoader.exe Token: SeIncBasePriorityPrivilege 4616 DarkLoader.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4616 wrote to memory of 740 4616 DarkLoader.exe 97 PID 4616 wrote to memory of 740 4616 DarkLoader.exe 97 PID 4616 wrote to memory of 740 4616 DarkLoader.exe 97
Processes
-
C:\Users\Admin\AppData\Local\Temp\DarkLoader.exe"C:\Users\Admin\AppData\Local\Temp\DarkLoader.exe"1⤵
- Adds Run key to start application
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\DarkLoader.exe" "DarkLoader.exe" ENABLE2⤵
- Modifies Windows Firewall
PID:740
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1