Analysis
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max time kernel
291s -
max time network
248s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
30-07-2023 23:19
Static task
static1
Behavioral task
behavioral1
Sample
26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe
Resource
win7-20230712-en
General
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Target
26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe
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Size
3.4MB
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MD5
9cc8c2df003851e7a8fd1ffb8386eb5f
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SHA1
917bf018cd62ddf5dd4f4d1709451901204b90a2
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SHA256
26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc
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SHA512
6ea0e39be36c3fd70bdc7367c7a3e2e2f85426f30f7922d8dc53567bc8a068612db4f81714c356bf418240adb8fd845b3715029335bee9692167d60cf151576a
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SSDEEP
49152:ZCfCy+NPnKB9iN5zR6goQk9O1x5gIhodeeLMTnGdJaoYB+rkB4JtIiMj3q9/Yy:qiKB9GZ+O1xPWeDGdJ/YB+sCM+9/Yy
Malware Config
Extracted
laplas
http://185.209.161.89
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api_key
6a2714906f1325d666e4cf9f6269c2352ccfb7e7f1a23c114287dc69ddf27cb0
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__ 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.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 ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion ntlhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe -
Executes dropped EXE 1 IoCs
pid Process 3308 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1766410430-2870137818-4067673745-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 380 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe 3308 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 2 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 380 wrote to memory of 3308 380 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe 70 PID 380 wrote to memory of 3308 380 26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.exe"C:\Users\Admin\AppData\Local\Temp\26d701422ad9fcb12ec3bf5efa2ce6df83e425cfcd61c6c393c4aaad3a46b7cc.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:380 -
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:3308
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
785.4MB
MD5af330f0b7212163246bec30474a8a35a
SHA15209d326bf5ba18b7606296f27697fc3b78bc4cc
SHA256d8bf3d35bc23529b1605dc8bcaedbae47e4b3f3c8ef8fb41ca1fbf867846bb5b
SHA51290d2f1a358624b80ef88af0264bd99ccb99d1e015c83296359320b973f0f52475cf81aa340f5b9fcb469aeacbf8e6dc0860c6c24d86823e9b71dc4facaabaf4a
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Filesize
785.4MB
MD5af330f0b7212163246bec30474a8a35a
SHA15209d326bf5ba18b7606296f27697fc3b78bc4cc
SHA256d8bf3d35bc23529b1605dc8bcaedbae47e4b3f3c8ef8fb41ca1fbf867846bb5b
SHA51290d2f1a358624b80ef88af0264bd99ccb99d1e015c83296359320b973f0f52475cf81aa340f5b9fcb469aeacbf8e6dc0860c6c24d86823e9b71dc4facaabaf4a