Analysis
- max time kernel
151s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
26/01/2024, 11:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
774c71b2ad63aca17ec16edd78daaa81.exe
Resource
win7-20231129-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
774c71b2ad63aca17ec16edd78daaa81.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 774c71b2ad63aca17ec16edd78daaa81.exe
- Size 92KB
- Sample240126-n51mlseebl
- SHA256 e96744aa5d4cab806adce97c34e79b44dd9e3ac4e2dead015d307c59fdc33607
- MD5 774c71b2ad63aca17ec16edd78daaa81
- SHA1 9cc5439d98be8b02020bbe573882dde00d6733ba
- SHA512 36ba22645ab82d34f474ff30997fbb049711b672b0f255386361d76251fcad54a752947998ec82dbd83a0c740da4067066d44d885603b88efdc61fe33438e8e2
- SSDEEP 1536:r+r18rOTkuiAz9L2jsLsS4OzTrdz5QLN7jqpwuZEaMbw6jy7Getez9zLRxSsRsHX:Y1rkuz2jsLUO5lQR2G0n6+a5zG6UV
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2396 netsh.exe - Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation 774c71b2ad63aca17ec16edd78daaa81.exe Key value queried \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation Where.exe - Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\437ec944021733661e80a6acff942a7a.exe WindowsServices.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\437ec944021733661e80a6acff942a7a.exe WindowsServices.exe - Executes dropped EXE 2 IoCs
pid Process 4500 Where.exe 3272 WindowsServices.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\437ec944021733661e80a6acff942a7a = "\"C:\\Users\\Admin\\AppData\\Roaming\\WindowsServices.exe\" .." WindowsServices.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\437ec944021733661e80a6acff942a7a = "\"C:\\Users\\Admin\\AppData\\Roaming\\WindowsServices.exe\" .." WindowsServices.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe 4500 Where.exe - Suspicious use of AdjustPrivilegeToken 32 IoCs
description pid Process Token: SeDebugPrivilege 4500 Where.exe Token: SeDebugPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe Token: 33 3272 WindowsServices.exe Token: SeIncBasePriorityPrivilege 3272 WindowsServices.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3248 wrote to memory of 4500 3248 774c71b2ad63aca17ec16edd78daaa81.exe 90 PID 3248 wrote to memory of 4500 3248 774c71b2ad63aca17ec16edd78daaa81.exe 90 PID 3248 wrote to memory of 4500 3248 774c71b2ad63aca17ec16edd78daaa81.exe 90 PID 4500 wrote to memory of 3272 4500 Where.exe 95 PID 4500 wrote to memory of 3272 4500 Where.exe 95 PID 4500 wrote to memory of 3272 4500 Where.exe 95 PID 3272 wrote to memory of 2396 3272 WindowsServices.exe 99 PID 3272 wrote to memory of 2396 3272 WindowsServices.exe 99 PID 3272 wrote to memory of 2396 3272 WindowsServices.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\774c71b2ad63aca17ec16edd78daaa81.exe"C:\Users\Admin\AppData\Local\Temp\774c71b2ad63aca17ec16edd78daaa81.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3248 -
C:\Users\Admin\Documents\Where.exe"C:\Users\Admin\Documents\Where.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\Users\Admin\AppData\Roaming\WindowsServices.exe"C:\Users\Admin\AppData\Roaming\WindowsServices.exe"3⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3272 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\WindowsServices.exe" "WindowsServices.exe" ENABLE4⤵
- Modifies Windows Firewall
PID:2396
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
- Path C:\Users\Admin\Documents\Where.exe
- Size 158KB
- SHA256 e9099de087ca81b6b9bd2110f3878e8ea0619bf0b70c9b0752b23b1a53d38ebd
- MD5 3f99e7eb1c310661073c110f7c7be687
- SHA1 3ef1ea6dd39b8c45332fcb8ceb6450a5ec84287d
- SHA512 a13d55a90c13b09473925788c40a92a8762c3dc1e55b9a30b098594dcd32994b2a3805e612638df82eb5d5a4ee154d24614900ce879191199ed01a5961563576
- SSDEEP 3072:6hY+kGoZ0nQksms6UXpy+B8xY/RyLn1mZA/fugSyn:gtQfmpuga8S/RymZCfRN
- MD5 SHA1 SHA512 SSDEEP