Analysis
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max time kernel
147s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
17/03/2023, 22:01
Static task
static1
Behavioral task
behavioral1
Sample
298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe
Resource
win10v2004-20230220-en
General
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Target
298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe
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Size
1.9MB
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MD5
1499c651eadde7554bc9e726a786d1e5
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SHA1
aed4927ee5a4dc89c7daf53fd6d44a2ee54e6098
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SHA256
298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5
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SHA512
21d8c74922a11d7f2eca439b86aa59345bcc53690e71b497e4901155eec9f86dda9986d9d34be8071fa31bd5573d663fc8d0f75a0f58a5b70676408dde088759
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SSDEEP
49152:eId2CkuXM6HrgozQ+hYkyoq7TZoGY3fN5RM:e85zfhYk9q7TaGY31r
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 3700 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 36 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4120 wrote to memory of 3700 4120 298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe 89 PID 4120 wrote to memory of 3700 4120 298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe 89 PID 4120 wrote to memory of 3700 4120 298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe"C:\Users\Admin\AppData\Local\Temp\298493e0ae6b4061eede227171cbbff7c465a0f4f141ba295e2e572824afdcf5.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4120 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3700
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
762.9MB
MD5506842ff9d229658ffe3f75eba764942
SHA18e3abd51586577c7f5fd368d094b68b7184dd8a9
SHA2561329013019bfa4db00d732b001caa07fc9b24ceb394b67169ff995911284f40a
SHA5124d8b79a7ca23778e9cfe3df9a466cb0f5344d324eb24cc888cb6bdfb8c3c8edf9ec4d90ff864860f6aceda19e70c31207f05ff9c418b57a9dd59a232f0dcd121
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Filesize
762.9MB
MD5506842ff9d229658ffe3f75eba764942
SHA18e3abd51586577c7f5fd368d094b68b7184dd8a9
SHA2561329013019bfa4db00d732b001caa07fc9b24ceb394b67169ff995911284f40a
SHA5124d8b79a7ca23778e9cfe3df9a466cb0f5344d324eb24cc888cb6bdfb8c3c8edf9ec4d90ff864860f6aceda19e70c31207f05ff9c418b57a9dd59a232f0dcd121