Analysis
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max time kernel
93s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
09/07/2023, 17:47
Static task
static1
Behavioral task
behavioral1
Sample
Lunar Client v2.16.1.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
Lunar Client v2.16.1.exe
Resource
win10v2004-20230703-en
General
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Target
Lunar Client v2.16.1.exe
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Size
755KB
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MD5
0497a5b96278ef65741195922cb3c913
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SHA1
09a06e7b1b161a410a2510fd59bb431ca5a239ff
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SHA256
94b8315d303c1ba090f5136476534c86fead2c46090ea50c475b8683f2e0106e
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SHA512
a82c19657b96f908b75d9f85d4ff94069f8f480c73129122463d80de754319e3dd20700072d416f2dc6bd4cb7fe3161db2077bdfd61edc14758297be893aae2e
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SSDEEP
12288:DMeeeeeeeeeeeeeeee7eeeeeeeeeeeeeezeeeeeeeeeeeeeeeeee7eeeeeeeeeeW:DuMgNQhMaDu173pG1szLSvJwjgat+
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{7B10D8F3-D25D-4FE0-8A53-BCD5BFDD82BC}.catalogItem svchost.exe -
Loads dropped DLL 2 IoCs
pid Process 1032 Lunar Client v2.16.1.exe 1032 Lunar Client v2.16.1.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString svchost.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 svchost.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS svchost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU svchost.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\Lunar Client v2.16.1.exe"C:\Users\Admin\AppData\Local\Temp\Lunar Client v2.16.1.exe"1⤵
- Loads dropped DLL
PID:1032
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4840
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
100KB
MD5c6a6e03f77c313b267498515488c5740
SHA13d49fc2784b9450962ed6b82b46e9c3c957d7c15
SHA256b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
SHA5129870c5879f7b72836805088079ad5bbafcb59fc3d9127f2160d4ec3d6e88d3cc8ebe5a9f5d20a4720fe6407c1336ef10f33b2b9621bc587e930d4cbacf337803
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Filesize
12KB
MD50d7ad4f45dc6f5aa87f606d0331c6901
SHA148df0911f0484cbe2a8cdd5362140b63c41ee457
SHA2563eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
SHA512c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9