Analysis
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max time kernel
170s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2022, 20:43
Static task
static1
Behavioral task
behavioral1
Sample
7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe
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Size
260KB
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MD5
0ffc193576a5ac025346da7300be94fe
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SHA1
a101258295f698b198071b80a9813776cb7c959c
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SHA256
7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb
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SHA512
d03dca61ea5fe1a8ee6a1a67453cee2b6c9e5ca13e0bdcfe9c12bae8d0e9afac163c50036f8493e3a9dbe3744761d27ff85dffe3a8762bb9aef17c21e0665f78
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SSDEEP
6144:8dIngTSrMaIl/jcLijfHFEHWzXvjT85R:8egTSrMaIqLlI/H85R
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" roibik.exe -
Executes dropped EXE 1 IoCs
pid Process 4844 roibik.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /A" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /U" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /m" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /Y" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /N" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /I" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /h" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /P" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /X" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /W" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /w" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /E" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /n" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /F" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /g" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /K" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /j" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /z" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /q" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /d" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /l" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /e" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /L" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /C" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /O" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /p" roibik.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /r" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /s" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /Q" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /R" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /Z" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /c" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /v" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /M" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /G" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /x" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /y" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /V" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /B" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /b" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /k" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /f" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /H" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /J" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /t" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /a" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /o" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /T" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /S" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /u" roibik.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\roibik = "C:\\Users\\Admin\\roibik.exe /i" roibik.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 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe 4844 roibik.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1964 7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe 4844 roibik.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1964 wrote to memory of 4844 1964 7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe 80 PID 1964 wrote to memory of 4844 1964 7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe 80 PID 1964 wrote to memory of 4844 1964 7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe"C:\Users\Admin\AppData\Local\Temp\7bfaa43d48b3db90ebc21464f89cbf9b4530419635bc8b0dc425cd31b1f1a9bb.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1964 -
C:\Users\Admin\roibik.exe"C:\Users\Admin\roibik.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:4844
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
260KB
MD506eb2b02ced524097842b84c29aa0f37
SHA1306952f409b2ba574161daf8a61097fa45d73769
SHA256e1a31882a8240a222757ff3ccf2f4a08a46ed64d1cedaed799561a098db927e6
SHA5126ec0df425795d682d52c1c21db90629c7f95e92772bac87cf546fd2c847de3e65802b23a73ed904e07bd388cca9154ca29d7e10d492a892b855f1b3b4155782d
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Filesize
260KB
MD506eb2b02ced524097842b84c29aa0f37
SHA1306952f409b2ba574161daf8a61097fa45d73769
SHA256e1a31882a8240a222757ff3ccf2f4a08a46ed64d1cedaed799561a098db927e6
SHA5126ec0df425795d682d52c1c21db90629c7f95e92772bac87cf546fd2c847de3e65802b23a73ed904e07bd388cca9154ca29d7e10d492a892b855f1b3b4155782d