Analysis
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max time kernel
142s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2023, 08:23
Static task
static1
Behavioral task
behavioral1
Sample
33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe
Resource
win10v2004-20230915-en
General
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Target
33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe
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Size
6.0MB
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MD5
106a0ea954b4d2fe895e7f3904984c79
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SHA1
a4e03b3dbd027f7a106fddc3f3bc5c522f23a8b9
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SHA256
33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85
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SHA512
39d37e45faa4b77a9079a5cb42a3a6f46cbf66997dd8f207c2e3953c0efa94a3dcb15a19f4945ba4d3c0dc7103733f8cc1b930072e5ba41b591c1842a1ce7764
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SSDEEP
98304:hwiupU5sOH03amC2pUO4kZczqVFpXa1YHa:hx8U5a35pUO4yoqVFpXa1YHa
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe -
Loads dropped DLL 1 IoCs
pid Process 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
pid Process 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe 4304 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer 33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe"C:\Users\Admin\AppData\Local\Temp\33b4da9d32f39f005fd9c1fee1abcbbccb13e7fa571e6c090c4ff91c9a596e85.exe"1⤵
- Checks BIOS information in registry
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Enumerates system info in registry
PID:4304
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
1024B
MD512871388b682b159ddd85545302a289d
SHA176b47377da188fcfddeefa0f940287f1cce9885d
SHA256cc033f00e96cae1829e3a5c15150fe68a62f65440f1b158d9257370fbc488a9b
SHA512d60953b62d08e52fa2860db257e2bdbaa97e7eff7007617857f7b30a76f7c7ba81f8444d313a6ad496adbbaede5af1661e72522046789bb9aee1340f7ac12c7d