Analysis
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max time kernel
151s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
02-12-2022 00:12
Static task
static1
Behavioral task
behavioral1
Sample
b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe
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Size
280KB
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MD5
964c5a4a9812dff2d1561cb23897b37a
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SHA1
e715b3c28e4bb2939620a5d658842066eaaab111
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SHA256
b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b
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SHA512
24780bbb3800f8292ae2697f37811ebd9be881eccf6658ec263cafdc688b061545d592f2b115461d0aa428d61356c0938d41738816c895a791bd4a79ef3db756
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SSDEEP
3072:DaWoDGiHOPiu8aQb3TqDUCiGjHJDbRv9y+qwa+rZf/MVBXBq:zoGiHOq3TqD+0HBb5ta+rZ3MTo
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" qffiim.exe -
Executes dropped EXE 1 IoCs
pid Process 1900 qffiim.exe -
Loads dropped DLL 2 IoCs
pid Process 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe -
Adds Run key to start application 2 TTPs 48 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /a" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /k" b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /X" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /s" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /M" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /p" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /m" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /I" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /j" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /k" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /o" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /F" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /z" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /l" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /q" qffiim.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /v" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /O" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /A" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /B" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /Z" qffiim.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /N" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /n" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /y" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /T" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /r" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /h" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /P" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /b" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /V" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /C" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /L" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /K" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /G" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /D" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /e" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /d" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /t" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /W" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /Q" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /g" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /Y" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /w" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /u" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /c" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /x" qffiim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\qffiim = "C:\\Users\\Admin\\qffiim.exe /J" qffiim.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 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe 1900 qffiim.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe 1900 qffiim.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1796 wrote to memory of 1900 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe 28 PID 1796 wrote to memory of 1900 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe 28 PID 1796 wrote to memory of 1900 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe 28 PID 1796 wrote to memory of 1900 1796 b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.exe"C:\Users\Admin\AppData\Local\Temp\b36db631c40de1271a39615da5daf4f19e7c51d246b5da94f0d961a19618756b.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:1796 -
C:\Users\Admin\qffiim.exe"C:\Users\Admin\qffiim.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:1900
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
280KB
MD58d292b8f7d7ef250df1fe85f329250f8
SHA13b3735b71f4d3446b79e52eb7a8f0bc7753683da
SHA2568563b8d20dae53f7f1b4402f219bc6a34ac67935c889dbf33778534b5cb13385
SHA51256edb299a992dce254805b76a8b975e7659a9e1475a7a380680c30e6f8f63716ea9620378fd32bb351b4c99165a207a51b2c57d3466b594edfc1c770ff045875
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Filesize
280KB
MD58d292b8f7d7ef250df1fe85f329250f8
SHA13b3735b71f4d3446b79e52eb7a8f0bc7753683da
SHA2568563b8d20dae53f7f1b4402f219bc6a34ac67935c889dbf33778534b5cb13385
SHA51256edb299a992dce254805b76a8b975e7659a9e1475a7a380680c30e6f8f63716ea9620378fd32bb351b4c99165a207a51b2c57d3466b594edfc1c770ff045875
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Filesize
280KB
MD58d292b8f7d7ef250df1fe85f329250f8
SHA13b3735b71f4d3446b79e52eb7a8f0bc7753683da
SHA2568563b8d20dae53f7f1b4402f219bc6a34ac67935c889dbf33778534b5cb13385
SHA51256edb299a992dce254805b76a8b975e7659a9e1475a7a380680c30e6f8f63716ea9620378fd32bb351b4c99165a207a51b2c57d3466b594edfc1c770ff045875
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Filesize
280KB
MD58d292b8f7d7ef250df1fe85f329250f8
SHA13b3735b71f4d3446b79e52eb7a8f0bc7753683da
SHA2568563b8d20dae53f7f1b4402f219bc6a34ac67935c889dbf33778534b5cb13385
SHA51256edb299a992dce254805b76a8b975e7659a9e1475a7a380680c30e6f8f63716ea9620378fd32bb351b4c99165a207a51b2c57d3466b594edfc1c770ff045875