Analysis
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max time kernel
146s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2023 12:31
Static task
static1
Behavioral task
behavioral1
Sample
d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe
Resource
win10v2004-20230220-en
General
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Target
d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe
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Size
1.9MB
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MD5
d8c99c5dd392f68fc5b546dfd9020e0f
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SHA1
b157ece3c88b5a58d6ecc59d56db1dd08fe8cfe1
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SHA256
d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f
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SHA512
961c2f0ef15858aaf1b02eba93da79b9c8c00c3cb34ef5d63fdefe565ceed47739a4d4e604347e2d71e9ad18a6a01064bc3534b805abf248b96373c9f8a7def2
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SSDEEP
49152:s+9ZdXslj/Znw1ldQvMM+shYgswP4rsgevHfr6p+UGU:ssdXslj/ZioNh5pPgCj6p+Uf
Malware Config
Extracted
laplas
http://45.87.154.105
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api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
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Executes dropped EXE 1 IoCs
pid Process 5016 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 20 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1944 wrote to memory of 5016 1944 d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe 86 PID 1944 wrote to memory of 5016 1944 d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe 86 PID 1944 wrote to memory of 5016 1944 d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe"C:\Users\Admin\AppData\Local\Temp\d0ae0f42b639a1dc06fc46b8f2d711f8198e328b4101f4398190d635f1914c5f.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1944 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:5016
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
550.4MB
MD53f8209ef6a13d87fafc4199ea00437e8
SHA1c38d839552f429ba362bfebcae265f8fb71e0dd3
SHA2569afc3ce8a3d0aea62f5b4238877905479ab3d15b793dbd5e43a3f4806b47ff0d
SHA512cfeaf3e5cb58eaf0b937344f9364dba132c8ef2db106ea71f494f0fbb91e8e84d745948598f3d4b7faab722b66d400e85b10d870b286e5e219a3b7de772e2b5f
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Filesize
514.8MB
MD5c54b6534655fa1a1fd2dded305ff5ab0
SHA112d9a823d3c5ec5e7ec25a5704b6f37ee4e650b8
SHA256ed516c238f9d9a7abfa25d7b8a609c0be504d6d5056e348efe49df4ad546357d
SHA512fef9dafe190962c039313452f1458530b440b6497fc113961e260d039eaf4d70656618278c31e162ae78b88b5e3d431254100a20a8e8665211dda0431edec9bc