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Analysis
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max time kernel
151s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2022, 18:26
Static task
static1
Behavioral task
behavioral1
Sample
ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe
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Size
196KB
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MD5
0be65414684b3ca448b580d6ebe145b7
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SHA1
1b0c4a000882a39a016ba6e365163ebb64c5243d
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SHA256
ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9
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SHA512
beed936d6506724ba567dfded59217783fada26ead46c134285920061f07464fd10490516d15c7562be567572cbfd0bc09e1e8399ae4b78f5cb57dbeb6d7d460
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SSDEEP
6144:W3auGHbU6Pr7FXlbWc3PuV/rvGXUf39GZjJ21OhCJiviq2YWDppQ73:W3iPr7FXlbWc3PuV/r+XUf39GZjJ21Oe
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" quoolo.exe -
Executes dropped EXE 1 IoCs
pid Process 552 quoolo.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /O" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /b" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /x" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /S" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /F" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /P" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /z" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /I" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /s" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /A" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /d" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /Y" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /k" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /i" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /Z" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /U" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /a" ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /L" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /E" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /h" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /N" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /K" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /H" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /R" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /m" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /G" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /q" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /V" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /g" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /f" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /j" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /v" quoolo.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /W" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /a" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /u" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /X" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /p" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /M" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /n" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /r" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /w" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /J" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /o" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /l" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /Q" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /t" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /B" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /T" quoolo.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /D" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /e" quoolo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\quoolo = "C:\\Users\\Admin\\quoolo.exe /C" quoolo.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 1688 ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe 1688 ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe 552 quoolo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1688 ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe 552 quoolo.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1688 wrote to memory of 552 1688 ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe 83 PID 1688 wrote to memory of 552 1688 ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe 83 PID 1688 wrote to memory of 552 1688 ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe"C:\Users\Admin\AppData\Local\Temp\ce08e37f81517687bf1dce2da2b1c13cc911ead90bafc1d23d416e1d52fa40b9.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Users\Admin\quoolo.exe"C:\Users\Admin\quoolo.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:552
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
196KB
MD5fc6cc87a7de94881376a52cd2485c3c5
SHA1a67e352fd6b8170e7542e0f80923938c6f0d3e6c
SHA25689f7b556242583b84b957210bc07c58d41b4dce6ba0c893d4f6f759e5d7f293b
SHA512ad3858c353708257434e3cd42be34d36db337bf0d666b4482266395976802dd8359e498688f7abe3091a1129cc05d65a72eaa78eaad324ee45e4787c5e47880a
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Filesize
196KB
MD5fc6cc87a7de94881376a52cd2485c3c5
SHA1a67e352fd6b8170e7542e0f80923938c6f0d3e6c
SHA25689f7b556242583b84b957210bc07c58d41b4dce6ba0c893d4f6f759e5d7f293b
SHA512ad3858c353708257434e3cd42be34d36db337bf0d666b4482266395976802dd8359e498688f7abe3091a1129cc05d65a72eaa78eaad324ee45e4787c5e47880a