Analysis
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max time kernel
142s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20230831-en -
resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system -
submitted
05-09-2023 19:51
Static task
static1
Behavioral task
behavioral1
Sample
f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe
Resource
win10v2004-20230831-en
General
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Target
f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe
-
Size
10.0MB
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MD5
197bebce417f5ba6c178ee34037fbdea
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SHA1
d9dc871f8e61e590115bae9b0d842fae0f8f52b9
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SHA256
f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57
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SHA512
8cf7bde02dc86518d60f3836e86d3def9b9fcaf4242eaefccc6eaf2ffe61e7eaebc5d2ca114fc11169854726cce125e7f71cdb92214c1e248b4006afa2b223ad
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SSDEEP
49152:4EjwvlIKv05z+UERnIcYmWjc3Cdhu5E9UFiqeb0/B1Y4kIZxdez6LK+/BV6Cbfoq:OlhWzZ6hnEciqem
Malware Config
Extracted
laplas
http://lpls.tuktuk.ug
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api_key
a0f588021b58e0c7908a163f8750678efedf2a66bf739a12427b379aef47ccde
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1060 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-528036852-1341495193-1175965888-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 28 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4412 wrote to memory of 1060 4412 f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe 87 PID 4412 wrote to memory of 1060 4412 f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe"C:\Users\Admin\AppData\Local\Temp\f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4412 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:1060
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
720.0MB
MD529fa44cdeffc3c3b14d0e4fd203e0b1f
SHA1f5c0f8d3f416a513303f83825ecd1151b97adce5
SHA2565c2d102694bcf67bea0504a27d6983ca8baf44f0a5dd6a7ce7fbee9bd0be4be3
SHA512cee9ccad50f31b0804bec519020b64de0830055ae9937b30c0140e34c4791cf1bb5e09421807afb8f9d11c6e485f330f3c0ed17b86e1cf7a23f0644ac2e2fcd4
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Filesize
720.0MB
MD529fa44cdeffc3c3b14d0e4fd203e0b1f
SHA1f5c0f8d3f416a513303f83825ecd1151b97adce5
SHA2565c2d102694bcf67bea0504a27d6983ca8baf44f0a5dd6a7ce7fbee9bd0be4be3
SHA512cee9ccad50f31b0804bec519020b64de0830055ae9937b30c0140e34c4791cf1bb5e09421807afb8f9d11c6e485f330f3c0ed17b86e1cf7a23f0644ac2e2fcd4