Analysis
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max time kernel
148s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
19-03-2023 11:10
Static task
static1
Behavioral task
behavioral1
Sample
3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe
Resource
win10v2004-20230221-en
General
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Target
3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe
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Size
1.9MB
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MD5
d8aeb228901b4dd3f476ea6b4028193e
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SHA1
b164fafa4c10ed2f159b85221dadb1fa711b4be5
-
SHA256
3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16
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SHA512
7e021c9d3d49fed34692e16461a2094cdee1d13bb66c083c7db51a6988b53a1d56cc6eacba2da1cf1b204c1dd95d979db5306ec78bae5cd73f15dcc7e4a4fa1f
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SSDEEP
24576:8Q2d/KkSGgByexJk3RBZ6XkvhMp/zIPQn1Z3jVsMA1+hjZl7cp0LZ1kuy+GSAUbQ:8Qw/KkUsSk30qhMZzltNW01G0KUSxJ
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 3444 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 40 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4532 wrote to memory of 3444 4532 3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe 86 PID 4532 wrote to memory of 3444 4532 3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe 86 PID 4532 wrote to memory of 3444 4532 3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe"C:\Users\Admin\AppData\Local\Temp\3e08199217335ec183db9fd5eb80c628a4b80a8fa21af1cf0df85ed8ed872f16.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4532 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3444
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
812.9MB
MD52035c8358747050ccf54dd31f44943a5
SHA15efdb8aead737d0767ade7540bf33eaf9941ff6d
SHA256d9c35c156df8d45a0da649f49fbdd60756df123c1bd3ce8f8f998912bbfc4f2e
SHA512189afb295e7f5c7150a01e6ace52cd37b20d44030fa6b14108a68bdbe38e475cea708820a933b50da41e13cbbe7fabbc533b7dcd54ae2dc4e02222472dcc7bc3
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Filesize
812.9MB
MD52035c8358747050ccf54dd31f44943a5
SHA15efdb8aead737d0767ade7540bf33eaf9941ff6d
SHA256d9c35c156df8d45a0da649f49fbdd60756df123c1bd3ce8f8f998912bbfc4f2e
SHA512189afb295e7f5c7150a01e6ace52cd37b20d44030fa6b14108a68bdbe38e475cea708820a933b50da41e13cbbe7fabbc533b7dcd54ae2dc4e02222472dcc7bc3