Analysis
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max time kernel
150s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
20/10/2022, 22:34
Static task
static1
Behavioral task
behavioral1
Sample
b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe
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Size
244KB
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MD5
7900338c85be0435b2bcff684199e888
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SHA1
1b11a2c889e7f30d565818075ae5b8201773a806
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SHA256
b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84
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SHA512
0cdf9d526df8c15467dc03528a595d5b99a423de4f4d0000ce78b7123e324a5067780a0f45a032cd2d05543823b453a2abe35d89d6fe9215db561d85526d5657
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SSDEEP
3072:8jeMMAAO+Mcy1imsW7A0g3XDYHYTvZm3ov5Q4/cMIVH5bEvhSSqeLSqnjqJ1:eWxRFy1imdJgc4s2QRhH5IXc
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" jbmead.exe -
Executes dropped EXE 1 IoCs
pid Process 820 jbmead.exe -
Loads dropped DLL 2 IoCs
pid Process 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /z" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /w" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /a" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /c" b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /h" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /s" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /g" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /q" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /d" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /p" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /j" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /l" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /v" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /i" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /y" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /o" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /u" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /m" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /c" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /b" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /n" jbmead.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /t" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /e" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /k" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /r" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /x" jbmead.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\jbmead = "C:\\Users\\Admin\\jbmead.exe /f" jbmead.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 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe 820 jbmead.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe 820 jbmead.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1380 wrote to memory of 820 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe 27 PID 1380 wrote to memory of 820 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe 27 PID 1380 wrote to memory of 820 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe 27 PID 1380 wrote to memory of 820 1380 b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.exe"C:\Users\Admin\AppData\Local\Temp\b61b3779b403595ceff31e10fb20989c08a19d8f2b4809c70a6aad6a8ac1dc84.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:1380 -
C:\Users\Admin\jbmead.exe"C:\Users\Admin\jbmead.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:820
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
244KB
MD598a73014bdc8270c5a6e0be6baaa878f
SHA1e81887438c068567089040fc6e4fd6b51d7404fe
SHA256ca7334b4fa6e2cb0ce7ecc63021470d82795144851206bbe06b9e8e04e3a8dbc
SHA5121d819874362132c6a204adf234c81209632f88a482cb82a53d8135aa585061f18e26ffd29b610029dfd6223873d6dd99d173c1ee8de268563300ec413c6a4903
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Filesize
244KB
MD598a73014bdc8270c5a6e0be6baaa878f
SHA1e81887438c068567089040fc6e4fd6b51d7404fe
SHA256ca7334b4fa6e2cb0ce7ecc63021470d82795144851206bbe06b9e8e04e3a8dbc
SHA5121d819874362132c6a204adf234c81209632f88a482cb82a53d8135aa585061f18e26ffd29b610029dfd6223873d6dd99d173c1ee8de268563300ec413c6a4903
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Filesize
244KB
MD598a73014bdc8270c5a6e0be6baaa878f
SHA1e81887438c068567089040fc6e4fd6b51d7404fe
SHA256ca7334b4fa6e2cb0ce7ecc63021470d82795144851206bbe06b9e8e04e3a8dbc
SHA5121d819874362132c6a204adf234c81209632f88a482cb82a53d8135aa585061f18e26ffd29b610029dfd6223873d6dd99d173c1ee8de268563300ec413c6a4903
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Filesize
244KB
MD598a73014bdc8270c5a6e0be6baaa878f
SHA1e81887438c068567089040fc6e4fd6b51d7404fe
SHA256ca7334b4fa6e2cb0ce7ecc63021470d82795144851206bbe06b9e8e04e3a8dbc
SHA5121d819874362132c6a204adf234c81209632f88a482cb82a53d8135aa585061f18e26ffd29b610029dfd6223873d6dd99d173c1ee8de268563300ec413c6a4903