Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22-03-2023 01:59
Static task
static1
Behavioral task
behavioral1
Sample
9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe
Resource
win10v2004-20230220-en
General
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Target
9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe
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Size
1.8MB
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MD5
2ef375947885a7f4f8c9088c34942c55
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SHA1
6eb04e4b0ddd352b9890938a1d2d2654f56d8672
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SHA256
9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051
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SHA512
f9b7de7bc896a2f6b05e63878291e49c4033a8b08d414458f59eadfccfae4f66b53c9c249ecb65bea59be45b20bf5fd35b7cfc9a1322b8929bcb7600e967ee26
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SSDEEP
49152:gtcImdkPe0AF4m0AHfWJ9Qw4XkiCAKuna6uFO/:gmdEH6c8WJ9QbXkDAKGuFS
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 352 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" 9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 17 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1356 wrote to memory of 352 1356 9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe 85 PID 1356 wrote to memory of 352 1356 9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe 85 PID 1356 wrote to memory of 352 1356 9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe"C:\Users\Admin\AppData\Local\Temp\9d16c414f0453e4d6501cff7f672b7e2a8753f1dfe683afda15fcc617d43f051.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:352
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
835.8MB
MD5bad60ef26635a266db61b25eb8326f83
SHA13792714fb8bd621d5e99f8f831ad8e27b4e105c5
SHA25627f27bb947a921acb440d302fe05557180adff5201dc8c15b780e88ae4d893fd
SHA512b61d65ee065bf43a5587f3205a8b47eeb25ce04b2aa8f713468b6e93e31fcd032a47239366d88f62bdda78cb1bc062af20d0875a724d1778619f6d0f51ffa2ea
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Filesize
835.8MB
MD5bad60ef26635a266db61b25eb8326f83
SHA13792714fb8bd621d5e99f8f831ad8e27b4e105c5
SHA25627f27bb947a921acb440d302fe05557180adff5201dc8c15b780e88ae4d893fd
SHA512b61d65ee065bf43a5587f3205a8b47eeb25ce04b2aa8f713468b6e93e31fcd032a47239366d88f62bdda78cb1bc062af20d0875a724d1778619f6d0f51ffa2ea