Analysis
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max time kernel
151s -
max time network
81s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 19:49
Static task
static1
Behavioral task
behavioral1
Sample
6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe
Resource
win7-20220812-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe
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Size
96KB
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MD5
2054ccb889621b62f8a3ae7d1bbe6130
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SHA1
29bd0f7a7f62c4d6a326049c0889c6dd34f22ed5
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SHA256
6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972
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SHA512
54cf9df1e0f215bd74f140d0be33b43b19e803d6682fb67613b6a58d902f4eb98a39d4f4fb9c81e4fdb3002a05f8fa423d66fae05cf1daa03b5f3b1a1882ec70
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SSDEEP
1536:QdzVmN6SA76Sh5KBXD6H5GVjUY2js0NjwGazF/0omdgU/FYaA4MS2xBnEGSJ6:wV8lSheuNYY7wGQF/0omdgU/FYaOEB6
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" peexi.exe -
Executes dropped EXE 2 IoCs
pid Process 1532 peexi.exe 1740 peexi.exe -
Loads dropped DLL 2 IoCs
pid Process 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /h" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /j" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /r" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /f" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /s" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /p" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /e" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /c" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /u" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /w" peexi.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /x" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /v" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /y" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /g" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /z" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /i" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /d" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /v" 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /a" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /o" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /t" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /q" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /k" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /b" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /l" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /m" peexi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\peexi = "C:\\Users\\Admin\\peexi.exe /n" peexi.exe -
Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum peexi.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 peexi.exe -
Drops autorun.inf file 1 TTPs 1 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\Users\Admin\c\autorun.inf peexi.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1896 set thread context of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1532 set thread context of 1740 1532 peexi.exe 29 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe 1740 peexi.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 1532 peexi.exe 1740 peexi.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1896 wrote to memory of 1000 1896 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 27 PID 1000 wrote to memory of 1532 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 28 PID 1000 wrote to memory of 1532 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 28 PID 1000 wrote to memory of 1532 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 28 PID 1000 wrote to memory of 1532 1000 6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe 28 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29 PID 1532 wrote to memory of 1740 1532 peexi.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe"C:\Users\Admin\AppData\Local\Temp\6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1896 -
C:\Users\Admin\AppData\Local\Temp\6eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972.exe712⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1000 -
C:\Users\Admin\peexi.exe"C:\Users\Admin\peexi.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Users\Admin\peexi.exe714⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Maps connected drives based on registry
- Drops autorun.inf file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1740
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
96KB
MD52054ccb889621b62f8a3ae7d1bbe6130
SHA129bd0f7a7f62c4d6a326049c0889c6dd34f22ed5
SHA2566eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972
SHA51254cf9df1e0f215bd74f140d0be33b43b19e803d6682fb67613b6a58d902f4eb98a39d4f4fb9c81e4fdb3002a05f8fa423d66fae05cf1daa03b5f3b1a1882ec70
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Filesize
96KB
MD52054ccb889621b62f8a3ae7d1bbe6130
SHA129bd0f7a7f62c4d6a326049c0889c6dd34f22ed5
SHA2566eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972
SHA51254cf9df1e0f215bd74f140d0be33b43b19e803d6682fb67613b6a58d902f4eb98a39d4f4fb9c81e4fdb3002a05f8fa423d66fae05cf1daa03b5f3b1a1882ec70
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Filesize
96KB
MD52054ccb889621b62f8a3ae7d1bbe6130
SHA129bd0f7a7f62c4d6a326049c0889c6dd34f22ed5
SHA2566eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972
SHA51254cf9df1e0f215bd74f140d0be33b43b19e803d6682fb67613b6a58d902f4eb98a39d4f4fb9c81e4fdb3002a05f8fa423d66fae05cf1daa03b5f3b1a1882ec70
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Filesize
96KB
MD52054ccb889621b62f8a3ae7d1bbe6130
SHA129bd0f7a7f62c4d6a326049c0889c6dd34f22ed5
SHA2566eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972
SHA51254cf9df1e0f215bd74f140d0be33b43b19e803d6682fb67613b6a58d902f4eb98a39d4f4fb9c81e4fdb3002a05f8fa423d66fae05cf1daa03b5f3b1a1882ec70
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Filesize
96KB
MD52054ccb889621b62f8a3ae7d1bbe6130
SHA129bd0f7a7f62c4d6a326049c0889c6dd34f22ed5
SHA2566eafda5a6ca97b3deb51ee04fcc07507bc07f8e3e97328f1ce34489c66a29972
SHA51254cf9df1e0f215bd74f140d0be33b43b19e803d6682fb67613b6a58d902f4eb98a39d4f4fb9c81e4fdb3002a05f8fa423d66fae05cf1daa03b5f3b1a1882ec70