Analysis
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max time kernel
74s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-10-2024 20:21
Static task
static1
Behavioral task
behavioral1
Sample
4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Sharpness.ps1
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
Sharpness.ps1
Resource
win10v2004-20241007-en
General
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Target
4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe
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Size
662KB
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MD5
e38257f3eaa78e2dca3c3063b05eaa70
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SHA1
250d9151f64818a8bfa51d3714a6ddb214303495
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SHA256
4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853
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SHA512
483dc9cbef3e26973e0d51601b146472c64b0e2c95b0c98154bd5c2a49afce5b867e9ed56fd9ed9d9e939a0c9c023413aa775078b22873ce267db55f2a7c1bcc
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SSDEEP
12288:k2QJ9o2sW3B9o2G2/6SkwwOeO01ZAao2tezqrVcO5sZYw6bhyWjX53XOo:kv9o2sW3B9oV2iSkwwOe/U2HVcaNhyaH
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 2500 powershell.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\resources\Macroblast\affejendes.tid 4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2500 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2500 powershell.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1628 wrote to memory of 2500 1628 4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe 31 PID 1628 wrote to memory of 2500 1628 4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe 31 PID 1628 wrote to memory of 2500 1628 4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe 31 PID 1628 wrote to memory of 2500 1628 4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe"C:\Users\Admin\AppData\Local\Temp\4f0c13bf16b4e53b1513e2b268aec15c6c2a043f88a58dea69c88e25eb920853N.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Appeachment=Get-Content -raw 'C:\Users\Admin\AppData\Local\downrange\Stutteriers\samfrdselen\Sharpness.Kon';$Oplandsavises=$Appeachment.SubString(12242,3);.$Oplandsavises($Appeachment)"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2500
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