Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
10-07-2023 06:33
Static task
static1
Behavioral task
behavioral1
Sample
f2e100f576b44fdb37d874db2e48085c.exe
Resource
win7-20230703-en
General
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Target
f2e100f576b44fdb37d874db2e48085c.exe
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Size
4.4MB
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MD5
f2e100f576b44fdb37d874db2e48085c
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SHA1
23091a0b5231d69d85866fede573b25577e20414
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SHA256
77530f67cff4fc2456c0b27abf28d1ab1f4f10fd9be039783adfa25ed1f7f196
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SHA512
14bd861a48f201a195d322e4c00f758996d2be8b6d78a1c927af53a00e029e9be7db4002c48a80f88d2869e9ba412724ec7a47c8da09faf79133df2edc608f85
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SSDEEP
98304:fqemq9DObUSOLZ27MJuUfg7Jb/0RCh2fc/xVzVALUx:PzD3SFEuUfcLwCh2Q/RAY
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__ f2e100f576b44fdb37d874db2e48085c.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 f2e100f576b44fdb37d874db2e48085c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion f2e100f576b44fdb37d874db2e48085c.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 760 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" f2e100f576b44fdb37d874db2e48085c.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA f2e100f576b44fdb37d874db2e48085c.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ntlhost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3116 f2e100f576b44fdb37d874db2e48085c.exe 760 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 18 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3116 wrote to memory of 760 3116 f2e100f576b44fdb37d874db2e48085c.exe 86 PID 3116 wrote to memory of 760 3116 f2e100f576b44fdb37d874db2e48085c.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\f2e100f576b44fdb37d874db2e48085c.exe"C:\Users\Admin\AppData\Local\Temp\f2e100f576b44fdb37d874db2e48085c.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:3116 -
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:760
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
736.4MB
MD59bde9fef81c71d7e48ddd5147351551a
SHA193c5d1eb18de7bf8fbb95e2b23d08524490dbf12
SHA256e91f6fef4c61aec16d57b4a2ca895e1c1abf32fda81527fea8830405aacc5d10
SHA5128210f39d4165eaa4f1e7f6aa2b0b5c4a1bc72ece25363b769d35179a5f4549669f704be48eb07f7165f2285c16aa16adc687d0a08f4d040a3875a718a5eb96c3
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Filesize
736.4MB
MD59bde9fef81c71d7e48ddd5147351551a
SHA193c5d1eb18de7bf8fbb95e2b23d08524490dbf12
SHA256e91f6fef4c61aec16d57b4a2ca895e1c1abf32fda81527fea8830405aacc5d10
SHA5128210f39d4165eaa4f1e7f6aa2b0b5c4a1bc72ece25363b769d35179a5f4549669f704be48eb07f7165f2285c16aa16adc687d0a08f4d040a3875a718a5eb96c3