Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
10-08-2023 17:01
Static task
static1
Behavioral task
behavioral1
Sample
b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe
Resource
win10v2004-20230703-en
General
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Target
b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe
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Size
4.1MB
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MD5
b30e29bccabab032c27910210d9ccf76
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SHA1
caa3927738b66c3ecc553943eabedcbbfbe4c0da
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SHA256
b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2
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SHA512
ce8348d0547de624b1bf19804c87b1e0379d29c5fe585d0ac602f51dd1bab90649654b87ebd236eef593829757d182ae16facbd5c2710bfecc87837c63a495a8
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SSDEEP
98304:BTq01m8gyX4fG9VNFJgAvUvc7uqBbDKxh4vU:BG0tgyoelMv+FAhwU
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 5080 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1352 b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe 5080 ntlhost.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 25 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1352 wrote to memory of 5080 1352 b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe 82 PID 1352 wrote to memory of 5080 1352 b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe"C:\Users\Admin\AppData\Local\Temp\b6e2f26fea81267dc7b39b4f919083c8c8be5ff233a5c3acca6e1339d5bb21e2exe_JC.exe"1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1352 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:5080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
851.1MB
MD54b3ef9320069b4e0f9ed762498c7d2a1
SHA1dd6f10a5dc764085b474303ca081a40cc19c5f0a
SHA2564538eda2e7d0210e9d321d4ef390566717d1be6ec996c76d9fcdf95733f21b25
SHA512732ff36e042d01c72a87eb3cd4196bc43ec3bc3936097ed346cd7d7723265ffe14b81ae5747f9f89e6755cca4adff74507375b20f44e2d7171f63473a82f398c
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Filesize
851.1MB
MD54b3ef9320069b4e0f9ed762498c7d2a1
SHA1dd6f10a5dc764085b474303ca081a40cc19c5f0a
SHA2564538eda2e7d0210e9d321d4ef390566717d1be6ec996c76d9fcdf95733f21b25
SHA512732ff36e042d01c72a87eb3cd4196bc43ec3bc3936097ed346cd7d7723265ffe14b81ae5747f9f89e6755cca4adff74507375b20f44e2d7171f63473a82f398c