Analysis
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max time kernel
300s -
max time network
285s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
21-06-2023 03:35
Static task
static1
Behavioral task
behavioral1
Sample
e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe
Resource
win7-20230220-en
General
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Target
e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe
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Size
3.4MB
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MD5
ebaa79b733a5e41dadf3e5a6f4aa5c39
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SHA1
3192cd3251f8edae329e1d4b3b77a6ae4922a7da
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SHA256
e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a
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SHA512
0ea80521501a0f9b6a23edaadbc896ac1d5898e968085d2349f78e04a5822010b8e72f73fb4a39e5929ae76497ee8178e711576f5b8cf4a40661a38d3ad7e7b1
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SSDEEP
98304:C1LbJ2V257D3qX2D1Mmics/vyvXli14lIKWZz+GK:uxoA7rqGD1f7TvXFSKWZ6
Malware Config
Extracted
laplas
http://45.159.189.105
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api_key
f52a5c9bc5eb2f51b22f04f3e85c301ac0170a650de6044773f0a8309fbdfb79
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__ e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.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 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.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 2820 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2268 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 2820 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 3 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2268 wrote to memory of 2820 2268 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 66 PID 2268 wrote to memory of 2820 2268 e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe 66
Processes
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C:\Users\Admin\AppData\Local\Temp\e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.exe"C:\Users\Admin\AppData\Local\Temp\e64c4823a48781dee7ace0c9d3bba1db753c39527ebb1197eb60f1aeb434965a.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:2268 -
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:2820
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
732.4MB
MD572a0ec60d93562665fa06e820991f033
SHA121400a59e170f6ce8d7f667f6c6a95a842198792
SHA25650efb3f37c9fb323a0d5af5a7a4f37f7eb9a1a06780c549491d04077b18fbdbe
SHA512cbe9dce2080a1cd92f66b16c72dd8c34bea035a78bf1bb33b7015e7011d00e0e2f8edff253ef4a13a7a69b5710d475431b9a168beea9df1d37211db821877631
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Filesize
732.4MB
MD572a0ec60d93562665fa06e820991f033
SHA121400a59e170f6ce8d7f667f6c6a95a842198792
SHA25650efb3f37c9fb323a0d5af5a7a4f37f7eb9a1a06780c549491d04077b18fbdbe
SHA512cbe9dce2080a1cd92f66b16c72dd8c34bea035a78bf1bb33b7015e7011d00e0e2f8edff253ef4a13a7a69b5710d475431b9a168beea9df1d37211db821877631