Analysis
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max time kernel
159s -
max time network
70s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24/11/2022, 00:15
Static task
static1
Behavioral task
behavioral1
Sample
1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe
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Size
316KB
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MD5
44d9cc439efcab75f069ffafb26104f8
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SHA1
0f4ce6742b6d896d3a645955dc7f8a56a7ab3918
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SHA256
1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a
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SHA512
10361976bbd512468aa0ddb9e0e6d12bba869c7b4cf1377cbbfeaa1f4ddf8f252dd47b9823584b60c5a7e17a7f96c2a4e2839a20569a9cf3958340250ac2d1ad
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SSDEEP
6144:a/JVYOHayCTEtWff9nQMdkxIV0OQbtoBOm8ntGUcF6/DsEfNXqkELk:QJVYOHy9YxIMoYmtyIxk
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-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" saiwo.exe -
Executes dropped EXE 1 IoCs
pid Process 584 saiwo.exe -
Loads dropped DLL 2 IoCs
pid Process 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe -
Adds Run key to start application 2 TTPs 50 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /z" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /y" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /P" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /s" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /J" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /l" saiwo.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /e" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /C" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /u" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /x" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /o" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /k" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /P" 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /I" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /B" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /Q" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /Z" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /G" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /W" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /R" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /D" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /j" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /c" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /U" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /n" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /Y" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /f" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /T" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /d" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /V" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /O" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /X" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /F" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /M" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /N" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /p" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /E" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /m" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /v" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /t" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /i" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /L" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /g" saiwo.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /H" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /h" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /q" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /w" saiwo.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\saiwo = "C:\\Users\\Admin\\saiwo.exe /K" saiwo.exe -
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 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe 584 saiwo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe 584 saiwo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1396 wrote to memory of 584 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe 28 PID 1396 wrote to memory of 584 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe 28 PID 1396 wrote to memory of 584 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe 28 PID 1396 wrote to memory of 584 1396 1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.exe"C:\Users\Admin\AppData\Local\Temp\1e39ab69a3901d5f6184c9ff2049d738f9ef5e6cd40c00ed205058bda06f281a.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:1396 -
C:\Users\Admin\saiwo.exe"C:\Users\Admin\saiwo.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:584
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
316KB
MD536fe402ce07f595ce48e26edd9068085
SHA110f41b02d8fb98aba199b8d5ae5f299d0f88661c
SHA256f6f0a6972073ce1c2550e8acf5e57dca5e1a6b2d6d32527e596d014f36675761
SHA512821c68d6c523a8543b674e73e620c6ecdd29223b729d4a5d13e406ad5d7b4d5287570ebea2bacac35d9034d012b1e8a78864422ad831195140e0585a24baf70a
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Filesize
316KB
MD536fe402ce07f595ce48e26edd9068085
SHA110f41b02d8fb98aba199b8d5ae5f299d0f88661c
SHA256f6f0a6972073ce1c2550e8acf5e57dca5e1a6b2d6d32527e596d014f36675761
SHA512821c68d6c523a8543b674e73e620c6ecdd29223b729d4a5d13e406ad5d7b4d5287570ebea2bacac35d9034d012b1e8a78864422ad831195140e0585a24baf70a
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Filesize
316KB
MD536fe402ce07f595ce48e26edd9068085
SHA110f41b02d8fb98aba199b8d5ae5f299d0f88661c
SHA256f6f0a6972073ce1c2550e8acf5e57dca5e1a6b2d6d32527e596d014f36675761
SHA512821c68d6c523a8543b674e73e620c6ecdd29223b729d4a5d13e406ad5d7b4d5287570ebea2bacac35d9034d012b1e8a78864422ad831195140e0585a24baf70a
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Filesize
316KB
MD536fe402ce07f595ce48e26edd9068085
SHA110f41b02d8fb98aba199b8d5ae5f299d0f88661c
SHA256f6f0a6972073ce1c2550e8acf5e57dca5e1a6b2d6d32527e596d014f36675761
SHA512821c68d6c523a8543b674e73e620c6ecdd29223b729d4a5d13e406ad5d7b4d5287570ebea2bacac35d9034d012b1e8a78864422ad831195140e0585a24baf70a