Analysis
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max time kernel
147s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
22-03-2023 04:26
Static task
static1
Behavioral task
behavioral1
Sample
8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe
Resource
win10v2004-20230221-en
General
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Target
8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe
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Size
1.8MB
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MD5
b2981c0d4bbc2d6c518e591298bad272
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SHA1
385648e72e97b53ff60cf4e34deef032d77ea15c
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SHA256
8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd
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SHA512
101110a6df97591fe1a0212f07c67bdab35010462912ba8dfc4166fcb88963439d86e92928b6d2b854ec4c788a6b8f23637b7e5e6cf56400af917b58bcd57b57
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SSDEEP
49152:gMSkXTIi1xHOAmvTzAup/KXgsQ27Ne6wuGq+QyHG/50k9ic3FK:gMSkXJFazZGwuGq1MG/yk9ic3M
Malware Config
Extracted
laplas
http://45.87.154.105
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api_key
1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767
Signatures
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Executes dropped EXE 1 IoCs
pid Process 5092 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 75 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1072 wrote to memory of 5092 1072 8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe 84 PID 1072 wrote to memory of 5092 1072 8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe 84 PID 1072 wrote to memory of 5092 1072 8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe"C:\Users\Admin\AppData\Local\Temp\8c2bc73bbfd4e45cc3fe5acbe355275d46ab1bc2afeed7b5f35eb208569f58dd.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:5092
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
757.8MB
MD508d9c76e07cbc1c57e99222562ba71d0
SHA192bbb4ee54fc322f4202c47b6bfb28dac760ff66
SHA256c31a00e91d914b8e89b879c6574681d2e3ae3076433e8d3deed144f3da1ef01c
SHA512ba44a95f76363bb9616b902f6283ced4720ea0d4c3ea62b5439832521d8f2697631baf1fac34097edefadd50c5bf798592b75d4c8ba8040e78ec1cf1f3fa91c2
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Filesize
757.8MB
MD508d9c76e07cbc1c57e99222562ba71d0
SHA192bbb4ee54fc322f4202c47b6bfb28dac760ff66
SHA256c31a00e91d914b8e89b879c6574681d2e3ae3076433e8d3deed144f3da1ef01c
SHA512ba44a95f76363bb9616b902f6283ced4720ea0d4c3ea62b5439832521d8f2697631baf1fac34097edefadd50c5bf798592b75d4c8ba8040e78ec1cf1f3fa91c2