Analysis
-
max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-12-2024 05:40
Static task
static1
Behavioral task
behavioral1
Sample
276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe
Resource
win7-20240903-en
General
-
Target
276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe
-
Size
255KB
-
MD5
4b2543d39fb31f4d16e4cbb6a9d3b2e6
-
SHA1
eae74c967458c99487f44dada8da17a697d39afb
-
SHA256
276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf
-
SHA512
87e05ad3109cfd14f5dcf21a3b5bd568d355ae4f4241ecdc95b8a52b6c2b51f6d4e87fec3ab50f577ad24354f58a08ccb020f6f463dc71827e51362781ec17e0
-
SSDEEP
6144:85p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQS5:EeGUA5YZazpXUmZhd5
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 2596 a1punf5t2of.exe -
Loads dropped DLL 2 IoCs
pid Process 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 2596 a1punf5t2of.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe" 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.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 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a1punf5t2of.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2240 wrote to memory of 2596 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 31 PID 2240 wrote to memory of 2596 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 31 PID 2240 wrote to memory of 2596 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 31 PID 2240 wrote to memory of 2596 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 31 PID 2240 wrote to memory of 2596 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 31 PID 2240 wrote to memory of 2596 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 31 PID 2240 wrote to memory of 2596 2240 276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe 31 PID 2596 wrote to memory of 1480 2596 a1punf5t2of.exe 32 PID 2596 wrote to memory of 1480 2596 a1punf5t2of.exe 32 PID 2596 wrote to memory of 1480 2596 a1punf5t2of.exe 32 PID 2596 wrote to memory of 1480 2596 a1punf5t2of.exe 32 PID 2596 wrote to memory of 1480 2596 a1punf5t2of.exe 32 PID 2596 wrote to memory of 1480 2596 a1punf5t2of.exe 32 PID 2596 wrote to memory of 1480 2596 a1punf5t2of.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe"C:\Users\Admin\AppData\Local\Temp\276e9215a4bb52317a996768c229b81b533667d6d780b869c00414fcad3232bf.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2240 -
C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2596 -
C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"3⤵PID:1480
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
255KB
MD534561012e87231401a04c13b3d045e57
SHA1f0064c785547d8938856a9071d0d534844fe35f5
SHA256e5833feaedf79d6d2cb103dd836c7f32f90c80051aa2b53eac079e8bea813c0d
SHA5121550e4588fb493e3841777455c831cdfa141a76002341629dc284e959d6424a8e69ee8ac2a9ee071c48fdfa7b2ee1ed5e278fd4d81997d776436315598c4a262