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Analysis
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max time kernel
147s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
23/11/2022, 18:03
Static task
static1
Behavioral task
behavioral1
Sample
Hacker-fb. vs2.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Hacker-fb. vs2.exe
Resource
win10v2004-20220901-en
General
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Target
Hacker-fb. vs2.exe
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Size
43KB
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MD5
7b85666aa59bad04d4b9a90fae28d15d
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SHA1
852d7faccedfd547667c53821ffa8b888999532e
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SHA256
a7a4e97b3a009fb89b9f62da413e1eaed7048b8855a9237534572ffb46ef1be0
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SHA512
bd16091d5e8bf609783bdbcdd924ea4e0cc7be15cade12a125a3f2e511edf79da55bc388e02fb19e001c4bf2f4c3eae234ca595ef30174e4bbf27181eaf70970
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SSDEEP
768:h3TnION+ONNqnY+8Owda/UDgbVGUJxwH:5nDbSUDgp3wH
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4224 Trojan.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3188 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation Hacker-fb. vs2.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe Trojan.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\5cd8f17f4086744065eb0992a09e05a2.exe Trojan.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." Trojan.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." Trojan.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe 4224 Trojan.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4224 Trojan.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3376 wrote to memory of 4224 3376 Hacker-fb. vs2.exe 80 PID 3376 wrote to memory of 4224 3376 Hacker-fb. vs2.exe 80 PID 3376 wrote to memory of 4224 3376 Hacker-fb. vs2.exe 80 PID 4224 wrote to memory of 3188 4224 Trojan.exe 81 PID 4224 wrote to memory of 3188 4224 Trojan.exe 81 PID 4224 wrote to memory of 3188 4224 Trojan.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\Hacker-fb. vs2.exe"C:\Users\Admin\AppData\Local\Temp\Hacker-fb. vs2.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3376 -
C:\Users\Admin\AppData\Local\Temp\Trojan.exe"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4224 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE3⤵
- Modifies Windows Firewall
PID:3188
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
43KB
MD57b85666aa59bad04d4b9a90fae28d15d
SHA1852d7faccedfd547667c53821ffa8b888999532e
SHA256a7a4e97b3a009fb89b9f62da413e1eaed7048b8855a9237534572ffb46ef1be0
SHA512bd16091d5e8bf609783bdbcdd924ea4e0cc7be15cade12a125a3f2e511edf79da55bc388e02fb19e001c4bf2f4c3eae234ca595ef30174e4bbf27181eaf70970
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Filesize
43KB
MD57b85666aa59bad04d4b9a90fae28d15d
SHA1852d7faccedfd547667c53821ffa8b888999532e
SHA256a7a4e97b3a009fb89b9f62da413e1eaed7048b8855a9237534572ffb46ef1be0
SHA512bd16091d5e8bf609783bdbcdd924ea4e0cc7be15cade12a125a3f2e511edf79da55bc388e02fb19e001c4bf2f4c3eae234ca595ef30174e4bbf27181eaf70970