Analysis
-
max time kernel
149s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
18/04/2024, 04:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe
-
Size
208KB
-
MD5
197a4565e022c4b97a703ed56070a128
-
SHA1
a91215f70133bab7301f2b8311606ad9bc1b4f19
-
SHA256
fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f
-
SHA512
43799e7e72e35a3f2d07f50fa124402e1fa88bc5a80241129d773cc49454803dfd06f41a50dfe3de6411ef3d19e40bfe25ab5003dc0652ea6accbfcba80adc3b
-
SSDEEP
3072:puOL3HYTWor5J20AisM/8jp6tdlWbRVslWQifgO4F0llD:pmTWqJ3RsM/8E/IbRuLifI0l
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" mlren.exe -
Executes dropped EXE 1 IoCs
pid Process 2480 mlren.exe -
Loads dropped DLL 2 IoCs
pid Process 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /F" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /w" fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /Z" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /o" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /M" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /l" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /f" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /R" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /I" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /E" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /L" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /H" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /u" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /s" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /k" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /X" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /U" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /B" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /A" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /G" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /v" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /w" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /g" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /x" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /D" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /q" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /z" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /r" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /i" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /y" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /Q" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /O" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /V" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /K" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /C" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /h" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /e" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /m" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /P" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /p" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /Y" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /W" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /c" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /a" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /t" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /d" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /S" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /N" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /b" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /j" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /J" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /n" mlren.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\mlren = "C:\\Users\\Admin\\mlren.exe /T" mlren.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe 2480 mlren.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe 2480 mlren.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2100 wrote to memory of 2480 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe 28 PID 2100 wrote to memory of 2480 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe 28 PID 2100 wrote to memory of 2480 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe 28 PID 2100 wrote to memory of 2480 2100 fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe"C:\Users\Admin\AppData\Local\Temp\fff8ce9a18cdd566472fa8aabb1a3f078c06f7bfb6f8c7ec901d6122a22d3c3f.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Users\Admin\mlren.exe"C:\Users\Admin\mlren.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2480
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
208KB
MD5631714749b273ec9b8680e7c04b85ba2
SHA1e540217a30d0f83f3a5fb58f6d0bd717297bd9c6
SHA256ff789d8427b2b21794aab0d0a261a672d5af67a0b3832e3f2e889fb4e3c3e174
SHA512c5ed58521e4b6e56142bdf3ba509e0e0f88c9f3a5785e1a2e6f62b266281771ff1f42c7ac39bcf108ba88bd3ca13e92077043897aac0c1f7855521c7cfa8cc7a