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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
21/04/2023, 13:34
Static task
static1
Behavioral task
behavioral1
Sample
ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe
Resource
win10v2004-20230220-en
General
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Target
ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe
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Size
1.8MB
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MD5
e7a1267534cc685588fe6ead28a436b5
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SHA1
e256f6ab88edfcea75c394eafb926cef10e164eb
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SHA256
ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5
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SHA512
0a2e73b6bbbe36f34ccbafd9f6931fb5da6a999328f202392219ad9b65d24e14ad4e099e1bcd3c603ae8a4e823329501d48a701b9e806127d702d994b87b3394
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SSDEEP
49152:nEh6a45gGCbsefwiFdgmT1mAK1Bq/dCjz:neC5LgsefwiVpFUuEf
Malware Config
Extracted
laplas
http://45.159.189.105
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api_key
0be23a6bec914a7d28f1aae995f036fdba93224093ddb48d02fe43e814862f4e
Extracted
laplas
http://45.159.189.105
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api_key
0be23a6bec914a7d28f1aae995f036fdba93224093ddb48d02fe43e814862f4e
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3792 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 21 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1548 wrote to memory of 3792 1548 ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe 88 PID 1548 wrote to memory of 3792 1548 ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe 88 PID 1548 wrote to memory of 3792 1548 ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe"C:\Users\Admin\AppData\Local\Temp\ab7c26523fc6c5f0846bf3efcf6a3892228d2967f1aeec2aafdbc930df3324f5.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1548 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3792
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
738.6MB
MD5057ef5e07cb93077d25d300b38bc58ea
SHA1da0c1f12ed69ef7804b9cf38220695b0610e4c5b
SHA256e8c915ec1e3e1286887692178b8b91733cff60364fb65d3c1f8882caa6286341
SHA5129c0d3d85ff685c6752e75543c3d51dbcd713272276ca6cd56c86dbf3dfd51ae5d02e492fafd269c2be3ac1dd32accdf936f5b049ada5de49e73f81b70030e87b
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Filesize
802.0MB
MD56425944c3d13354a19be86a9b0438a23
SHA115629b09d67f636b58238b23f6e048b13c71d009
SHA256b3f049a4201e294f18c40d792a02502cc8920682d7be9e9eaab7b955db0cb95b
SHA5129b4ff550d493a36384a763ae78895b7bd82c6a293603cf71add575db0ecfcfcc68473b5d8b2f5d53a0f9291cc407f2ffcad5c534019800f98179cf35fef045fc