Analysis
- max time kernel
129s - max time network
137s - platform
windows10-1703_x64 - resource
win10-20230703-en - resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system - submitted
30/07/2023, 22:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
svchost.exe
Resource
win7-20230712-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
svchost.exe
Resource
win10-20230703-en
5 signatures
150 seconds
Behavioral task
behavioral3
Sample
svchost.exe
Resource
win10v2004-20230703-en
5 signatures
150 seconds
General
- Target svchost.exe
- Size 4.0MB
- Sample230730-1xt63sbe79
- SHA256 2c63c61e0adaaf669c9c674edfc9081d415c05b834611944a682f120ab9559d8
- MD5 d076c4b5f5c42b44d583c534f78adbe7
- SHA1 c35478e67d490145520be73277cd72cd4e837090
- SHA512 b2dfcf98695e7e40578f02a104a1c2fa1de29d13b0056d3dc4a5689168546f437bfd6acbc99e3766f94efb01bac5c908f3e80795f017e1629c97b6b1026ce638
- SSDEEP 49152:hGXwGFfpgG2Gv0l1YzzsYvbQaWfG85EIUFiqeb0/B1:MFaTGsgB4ENiqe
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
laplas
C2
-
http://185.209.161.189
Attributes
-
api_key
f0cd0c3938331a84425c6e784f577ccd87bb667cfdb44cc24f97f402ac5e15b7
Signatures
- Executes dropped EXE 1 IoCs
pid Process 312 ntlhost.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3229013990-3330391637-2814184332-1000\Software\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" svchost.exe - GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 1 Go-http-client/1.1 - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4312 wrote to memory of 312 4312 svchost.exe 70 PID 4312 wrote to memory of 312 4312 svchost.exe 70
Processes
-
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4312 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:312
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
- Size 773.0MB
- SHA256 963dba95f68b4cbaf0dd7d5e0fc7f002e1774c1cd120c7344964483b31af0c07
- MD5 fadf22508bc4adf0aa23d76037b8abfb
- SHA1 41427da2394a46c1f1379c5dcf7530ca105c363a
- SHA512 404b099b4d1082d49858c60fbb8976b70f6dc1229121ef4c41853f710b4891271676dab5922b02af83ccbe32e1495c2d7c6fd33b86652cd8b0a78a0cc76183c0
- SSDEEP 12582912:QctZfi+YSbb4IaEuwQj6yRjewiTSNn8cbqlaOQP6HIDE7HWFjqN/a:Q1+YSHH/Qj6y1ew04zPC7HWApa
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
- Size 773.0MB
- SHA256 963dba95f68b4cbaf0dd7d5e0fc7f002e1774c1cd120c7344964483b31af0c07
- MD5 fadf22508bc4adf0aa23d76037b8abfb
- SHA1 41427da2394a46c1f1379c5dcf7530ca105c363a
- SHA512 404b099b4d1082d49858c60fbb8976b70f6dc1229121ef4c41853f710b4891271676dab5922b02af83ccbe32e1495c2d7c6fd33b86652cd8b0a78a0cc76183c0
- SSDEEP 12582912:QctZfi+YSbb4IaEuwQj6yRjewiTSNn8cbqlaOQP6HIDE7HWFjqN/a:Q1+YSHH/Qj6y1ew04zPC7HWApa
- MD5 SHA1 SHA512 SSDEEP