Analysis
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max time kernel
141s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
22-10-2023 17:32
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.f4e1e373d12a061131d533b8648ce880.exe
Resource
win7-20230831-en
General
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Target
NEAS.f4e1e373d12a061131d533b8648ce880.exe
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Size
7.0MB
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MD5
f4e1e373d12a061131d533b8648ce880
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SHA1
a86c8d6f87d2de3767642c735d772e831bdc79db
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SHA256
fda3a4f1ba51eb0528c406bc94c454e28281d7d3d82c249880659222dc47a754
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SHA512
12c66ee73500f3254e4cb6425462f502b13f8410c095ee648d52789f48154c3b6a43c9762049bdb196b81d73d5488bbb69fb1266a1a150294164fdd4ae0a7d17
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SSDEEP
98304:jBFr1GYY6ihQXeuhAgNcpdWK07pWUd/nwdA1GUylyXE6Z2Uk/u0btp6rATIufqWn:1/7kdEQUd/nwu1GY0bToAESaFuv
Malware Config
Extracted
laplas
http://lpls.tuktuk.ug
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api_key
a0f588021b58e0c7908a163f8750678efedf2a66bf739a12427b379aef47ccde
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ NEAS.f4e1e373d12a061131d533b8648ce880.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ ntlhost.exe -
Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion NEAS.f4e1e373d12a061131d533b8648ce880.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion NEAS.f4e1e373d12a061131d533b8648ce880.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe -
Executes dropped EXE 1 IoCs
pid Process 1928 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1511405631-3522522280-778892991-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" NEAS.f4e1e373d12a061131d533b8648ce880.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA NEAS.f4e1e373d12a061131d533b8648ce880.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4844 NEAS.f4e1e373d12a061131d533b8648ce880.exe 1928 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 28 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4844 wrote to memory of 1928 4844 NEAS.f4e1e373d12a061131d533b8648ce880.exe 92 PID 4844 wrote to memory of 1928 4844 NEAS.f4e1e373d12a061131d533b8648ce880.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.f4e1e373d12a061131d533b8648ce880.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.f4e1e373d12a061131d533b8648ce880.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:4844 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1928
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
804.0MB
MD58e1ad2bb0318c51a6ec789067e818ced
SHA1ae141046a1f2d9f57c65750a5122ce8258f209dd
SHA2568239b84faf4920314e61d4c25766909ea16c0f5f01fc51b02ded59f4c6af2253
SHA51243e0e38b013491fe7978323a322cce74424f736f0290f41a6ab2461d3004fe45aa3ddef5a17ea8ad27362f11a31d48d0a29d70fbddcac2d3f12c6a4f7ab6a4c7
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Filesize
804.0MB
MD58e1ad2bb0318c51a6ec789067e818ced
SHA1ae141046a1f2d9f57c65750a5122ce8258f209dd
SHA2568239b84faf4920314e61d4c25766909ea16c0f5f01fc51b02ded59f4c6af2253
SHA51243e0e38b013491fe7978323a322cce74424f736f0290f41a6ab2461d3004fe45aa3ddef5a17ea8ad27362f11a31d48d0a29d70fbddcac2d3f12c6a4f7ab6a4c7