Analysis
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max time kernel
148s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
18/03/2023, 00:51
Static task
static1
Behavioral task
behavioral1
Sample
00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe
Resource
win10v2004-20230220-en
General
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Target
00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe
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Size
1.9MB
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MD5
b5ddb8ef8e4c2d6794ea20684387c71e
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SHA1
845c7315887330fe61714dcdbea413dd6ba5a049
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SHA256
00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e
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SHA512
c3cfdb5ade38bbd074671cb889a59cedcd35d6b85866e917fb4e7bfe659d6ec2126c14bef31b1099464ae5ba4644e21599172a9c2d3da921808b066e11cf846c
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SSDEEP
49152:M7AIvTPPfHKV78/xtsbInXSv4iYsoM4As2vGriv:MjHCV78/xtsbIixxTs3Ov
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 3412 ntlhost.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NTSystem = "C:\\Users\\Admin\\AppData\\Roaming\\NTSystem\\ntlhost.exe" 00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1372 4964 WerFault.exe 85 -
GoLang User-Agent 1 IoCs
Uses default user-agent string defined by GoLang HTTP packages.
description flow ioc HTTP User-Agent header 23 Go-http-client/1.1 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4964 wrote to memory of 3412 4964 00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe 89 PID 4964 wrote to memory of 3412 4964 00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe 89 PID 4964 wrote to memory of 3412 4964 00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe"C:\Users\Admin\AppData\Local\Temp\00d3cd08ccbd51f7e9c5c186c101494281413e0d5f6afea753e025aa6eac388e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4964 -
C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exeC:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe2⤵
- Executes dropped EXE
PID:3412
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 4642⤵
- Program crash
PID:1372
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4964 -ip 49641⤵PID:1080
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
770.9MB
MD5cf7c6e94f690af20b56b6346948c2f38
SHA1f6f61f375c9c9857311f641d5c06feac1fa117fe
SHA2560c46c87d3a107c5f3b98f3a48aaaa1e27636240223e1dfc51f6e2d11092d9189
SHA5128d3b4f2129e8986e5ff0bb7df35fa3ac55931a695ddf0a9fcd482dba35f75182909d7060242edf638829104cdbb1587022e921a8c28a0429ae5c4c5b3c58d2a5
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Filesize
770.9MB
MD5cf7c6e94f690af20b56b6346948c2f38
SHA1f6f61f375c9c9857311f641d5c06feac1fa117fe
SHA2560c46c87d3a107c5f3b98f3a48aaaa1e27636240223e1dfc51f6e2d11092d9189
SHA5128d3b4f2129e8986e5ff0bb7df35fa3ac55931a695ddf0a9fcd482dba35f75182909d7060242edf638829104cdbb1587022e921a8c28a0429ae5c4c5b3c58d2a5