Analysis
-
max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-10-2024 02:07
Static task
static1
Behavioral task
behavioral1
Sample
Transferencia 10-7-2024.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Transferencia 10-7-2024.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
-
Target
Transferencia 10-7-2024.exe
-
Size
612KB
-
MD5
c93a80d9adc5d5a9cdde8b8679d2f635
-
SHA1
91a5c5f9a9613a948f54372c9a614166cd0c94de
-
SHA256
3e72be6b2b1517ea2de0763546a011d63cedcb13d7650fb0f4c67fbe5753bd92
-
SHA512
bc2271249fe3ca05f27bfac7aa96b8366ede08e01763cc3f6b342be8f5cafd0efd272c73061127136022e2d08f21cd112180f8fa53273eeffdf85d214db834c1
-
SSDEEP
12288:822tP8I1sfO3bUT73ynP144OwEB906OL:822tP8RA27gPx76O
Malware Config
Signatures
-
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
-
Loads dropped DLL 1 IoCs
pid Process 4064 Transferencia 10-7-2024.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 19 drive.google.com 20 drive.google.com -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\nonsurgically\skmbillede.smr Transferencia 10-7-2024.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 3988 Transferencia 10-7-2024.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4064 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4064 set thread context of 3988 4064 Transferencia 10-7-2024.exe 87 -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Fljtenists.ini Transferencia 10-7-2024.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Transferencia 10-7-2024.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Transferencia 10-7-2024.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe 3988 Transferencia 10-7-2024.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4064 Transferencia 10-7-2024.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4064 wrote to memory of 3988 4064 Transferencia 10-7-2024.exe 87 PID 4064 wrote to memory of 3988 4064 Transferencia 10-7-2024.exe 87 PID 4064 wrote to memory of 3988 4064 Transferencia 10-7-2024.exe 87 PID 4064 wrote to memory of 3988 4064 Transferencia 10-7-2024.exe 87 PID 4064 wrote to memory of 3988 4064 Transferencia 10-7-2024.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\Transferencia 10-7-2024.exe"C:\Users\Admin\AppData\Local\Temp\Transferencia 10-7-2024.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4064 -
C:\Users\Admin\AppData\Local\Temp\Transferencia 10-7-2024.exe"C:\Users\Admin\AppData\Local\Temp\Transferencia 10-7-2024.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3988
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11KB
MD53f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1fe582246792774c2c9dd15639ffa0aca90d6fd0b
SHA256fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
SHA5120a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6