Analysis
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max time kernel
151s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2022 22:09
Static task
static1
Behavioral task
behavioral1
Sample
9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe
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Size
236KB
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MD5
f09b67a53bf3b5eb2e0006e21799f34c
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SHA1
43a722cdb5774c2edaab692c19d53cb36d169d54
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SHA256
9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3
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SHA512
d7c7bb5f65800f1dc9a869d93cd5db72fd40e85f2475076b075ab42005815709466385bfa77fd65ae37d0bd297420a185caade02a6a019f671de6a326a34dd02
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SSDEEP
3072:GW1bobpL7V4sJuZN29xm/NIAHBrVzMpDcB/+X/4YeIz:Wl/WEuZNWxm/N3H/+X/48
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" 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bkpood.exe -
Executes dropped EXE 1 IoCs
pid Process 224 bkpood.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 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /i" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /p" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /c" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /v" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /f" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /y" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /s" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /q" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /l" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /j" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /x" bkpood.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /p" 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /a" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /n" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /u" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /w" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /z" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /g" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /k" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /r" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /d" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /t" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /m" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /h" bkpood.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /e" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /b" bkpood.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bkpood = "C:\\Users\\Admin\\bkpood.exe /o" bkpood.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 3548 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe 3548 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe 224 bkpood.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3548 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe 224 bkpood.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3548 wrote to memory of 224 3548 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe 86 PID 3548 wrote to memory of 224 3548 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe 86 PID 3548 wrote to memory of 224 3548 9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.exe"C:\Users\Admin\AppData\Local\Temp\9985ab93564316fedd4770dd8c761b2208ebabe6560af9313c4fc63877e9e2d3.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:3548 -
C:\Users\Admin\bkpood.exe"C:\Users\Admin\bkpood.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:224
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
236KB
MD5e41ef87098a7feb6db25e4b2360f0d21
SHA1d6c30fa552d281bb99e4afa4cf671bee9ffa9f60
SHA2560466013691b6523852ae97709034527d129a420520f472d539d33397da47838a
SHA512b3e28ee4fa72b641d2423584f37ed9a058d97ef7161f105e8c6c2ff542ca350ce06b48988e898188134740558834b819b36bd5fdd944da8ef047b6fbf5929e36
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Filesize
236KB
MD5e41ef87098a7feb6db25e4b2360f0d21
SHA1d6c30fa552d281bb99e4afa4cf671bee9ffa9f60
SHA2560466013691b6523852ae97709034527d129a420520f472d539d33397da47838a
SHA512b3e28ee4fa72b641d2423584f37ed9a058d97ef7161f105e8c6c2ff542ca350ce06b48988e898188134740558834b819b36bd5fdd944da8ef047b6fbf5929e36