Analysis
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max time kernel
290s -
max time network
298s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
22-08-2023 04:04
Static task
static1
Behavioral task
behavioral1
Sample
22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe
Resource
win10-20230703-en
General
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Target
22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe
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Size
3.0MB
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MD5
02208e4168793ef72942aa31c1ae8642
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SHA1
449b579d0b642ca43419c0687cc799afe5aa9194
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SHA256
22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9
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SHA512
f50be51f1ff3da3da34d4c819021686842d024476993031e56313fde1aded427e9e81d0cb2956c98d29839fac140597a8e1b1cbd89a58c481be70ce88ce5507f
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SSDEEP
49152:MY5UqJTec/w5ashu/usRTe2WjCJILmGsO8ASotjEH10DwJ4mQDewL11TAjZVwyb:MYUqI5aPXZJIpsr7VrJ4zDHL11byb
Malware Config
Extracted
laplas
http://206.189.229.43
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api_key
f52a5c9bc5eb2f51b22f04f3e85c301ac0170a650de6044773f0a8309fbdfb79
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2452 ntlhost.exe -
Loads dropped DLL 1 IoCs
pid Process 2424 22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 2424 22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe 2452 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 2 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2424 wrote to memory of 2452 2424 22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe 30 PID 2424 wrote to memory of 2452 2424 22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe 30 PID 2424 wrote to memory of 2452 2424 22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe"C:\Users\Admin\AppData\Local\Temp\22b198c5fc1e073ef00fc7a44ca20db5f44630f4e0e746abcf2060207d7129d9.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:2424 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:2452
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
504.1MB
MD59076925813a49cf2ff7b1b2291b60c6b
SHA15297eeb11119ef400e18310e90514b5b26db7231
SHA25631a558b1ba483100462cbf1684b50ee736579a6609406100e670156ee007c11e
SHA512c488211e32f8b29d4fca8d7ba24e57da544db4cd6358abf701ae435c40eb3baadc7d15e28ac90ba3c2ed54608a7629bef1dead825c1387f5d118e3b245a5e2e6
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Filesize
511.9MB
MD5e89ba5b7101eb16d4f53ebb4696a76fc
SHA1461049a4798d2fe1a581aa6069aa74e0502cc791
SHA256dc5e29e860857242a18b849f45ad119c51b49709c65bb69e70fc198b9a30a0bd
SHA5121d83047ac1fc74d3c9790de950ba77922e7cfabe3e0054d4947206d8e204581b9b2f154767b4a07111c88a53f37665f2665a711cd19480ef7ed89d04c83b47c2