Analysis
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max time kernel
122s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-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
-
SHA1
d9dc871f8e61e590115bae9b0d842fae0f8f52b9
-
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 2160 ntlhost.exe -
Loads dropped DLL 2 IoCs
pid Process 2012 f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe 2012 f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\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 3 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2012 wrote to memory of 2160 2012 f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe 28 PID 2012 wrote to memory of 2160 2012 f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe 28 PID 2012 wrote to memory of 2160 2012 f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe"C:\Users\Admin\AppData\Local\Temp\f927d512c8ea36edb283f9e8d5e02ab4ea25b4b143ea605284a3506cd00b8b57_JC.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:2160
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
198.7MB
MD59dccdbc2032aabb378a87841962acbee
SHA1f20ea53db1269d9c160561c81bd8a8657b3968dc
SHA256d2fe424c27cee1c65b3d6477019b4bdfef738acd3a4eaf4df52c60b676846f77
SHA512cbb169b965c284b73e859a33c2f2755093a674dbc44bcd5d1006e8da10d5eea3f5d3ba3b2bd3884b12f7b87fe37dccf32bb3b25bc07c7fbe2641a2c374d33c9a
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Filesize
212.0MB
MD5cd4066dbcaa1de20ded2e21ab64d23d1
SHA1d2ac15c8d14f07a68824c3b71fc4000da33e8326
SHA256353308d259f4d6bf4e09ce4161e90d89438886a23a10fddde209cafaa62d2378
SHA512c6de01b9175bf4dad00504d36dd62708557979a88752a37eb560a85e63f630eb2b50a6f5f4518e70c8ae9c4bd628551dc8ad3a1cafa397ea9371395a62ad3fce
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Filesize
225.3MB
MD54a60aed037031194c3007a082eef4f47
SHA17c3e9a707ab9822e0d479e8b68b48a329fe4c4f0
SHA2561dbf97935af25b5a499b276cd38a390c6c9610c817bb6e0108cba264b06cfbcb
SHA512abd26efc4d3abe65035b4d13d6132a87de9c0cddc7dae02ebb2ece1e992b66b5e705a18b4511f2fa5c8ea2398f60b54775c33101fa2d734cffbd1ec8208c3596