Analysis
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max time kernel
147s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
30-07-2023 12:09
Static task
static1
General
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Target
b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe
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Size
4.1MB
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MD5
b30e29bccabab032c27910210d9ccf76
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SHA1
caa3927738b66c3ecc553943eabedcbbfbe4c0da
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SHA256
b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2
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SHA512
ce8348d0547de624b1bf19804c87b1e0379d29c5fe585d0ac602f51dd1bab90649654b87ebd236eef593829757d182ae16facbd5c2710bfecc87837c63a495a8
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SSDEEP
98304:BTq01m8gyX4fG9VNFJgAvUvc7uqBbDKxh4vU:BG0tgyoelMv+FAhwU
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__ b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.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 b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.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 3548 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4700 b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe 3548 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 27 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4700 wrote to memory of 3548 4700 b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe 88 PID 4700 wrote to memory of 3548 4700 b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.exe"C:\Users\Admin\AppData\Local\Temp\b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2.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:4700 -
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:3548
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
618.0MB
MD53879af56c4fd2611f62747bb2e680e9b
SHA15c5a7dcc753839a106a77f9ce4b162a01c0a9092
SHA25637bab37ddcdd3ab7fc2c66234ba576a591c2696d701eb3dfe4ccc7cf2c495c87
SHA512d96fccb5f2103ab065bc5f84a8eb7560d2f83ceacacc51d7daffef0ea1229428bb7bb5ce4be8f120d093ef1750566a55405ddb4edf01feb2474961112ba29078
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Filesize
623.4MB
MD5d332acd98126e8cf917c64303caa8b61
SHA113fbf31e33dc94427e3edce3a984472a2736eef3
SHA256065622f38acf805b538e241cf4c0eb2a02a4c764471c8552357382c92823b45b
SHA51219280c04298cdd355d50cba2081338aedb73a47f14fdd7a8fe3dcaddf4164d9ea5f2522461c04685f699e250d5a44d675ed7d7fe0b982c16c2e850e4c85fc271