Analysis
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max time kernel
146s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
14-03-2023 15:00
Static task
static1
Behavioral task
behavioral1
Sample
12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe
Resource
win10v2004-20230220-en
General
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Target
12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe
-
Size
1.8MB
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MD5
58cc2c4b261f0086cc45a7a0c6db0ce3
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SHA1
11ae1632dd8d7872a26c255f0a92a95344e6b0d2
-
SHA256
12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a
-
SHA512
5ef309306807745e4093bfc018ebfd6007fd8127aa98864dd2dc804de832980d26c893c2294f1c20d4aebe49b1f4a14c07867d96ca09d3cc26b90a88716eb31e
-
SSDEEP
49152:/xpZ/6FIDTqXXDZgIwqcc/TwgvSLxuAcmbxx:/l6FmGHtBwqcc/sWSd7Nbx
Malware Config
Extracted
laplas
http://45.159.189.105
-
api_key
9ee0ef01cd0f0468c997745b63f39799e510412a4bb4e6ff8efcf6f8ac926172
Signatures
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Executes dropped EXE 1 IoCs
pid Process 668 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 39 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4284 wrote to memory of 668 4284 12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe 85 PID 4284 wrote to memory of 668 4284 12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe 85 PID 4284 wrote to memory of 668 4284 12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe"C:\Users\Admin\AppData\Local\Temp\12b7fc5390f04ed23965620a22fc06ef36f45532ac9090a95ad56a76e09a679a.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4284 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:668
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
706.8MB
MD554b96b3dcd1a295cd812dd5d02151323
SHA1b7025d41005716bd907844253f6f388050059750
SHA256a56ff12995e413846faa1dde06e16e02e24f32ce4741bbb5e3f6581920740796
SHA512df1b8a98084711a306d171d2c052aaecff66672cd12f3ed27016b53ed8ea6d473d1fa068d90d4a37ebc695f3882e9f5266ebed8f8e2031ff2fd0137d9892d979
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Filesize
706.8MB
MD554b96b3dcd1a295cd812dd5d02151323
SHA1b7025d41005716bd907844253f6f388050059750
SHA256a56ff12995e413846faa1dde06e16e02e24f32ce4741bbb5e3f6581920740796
SHA512df1b8a98084711a306d171d2c052aaecff66672cd12f3ed27016b53ed8ea6d473d1fa068d90d4a37ebc695f3882e9f5266ebed8f8e2031ff2fd0137d9892d979