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Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
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submitted
06/08/2024, 14:07
General
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Target
b76461cc2cd642f4dc9be8dd78eee130N.exe
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Size
704KB
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MD5
b76461cc2cd642f4dc9be8dd78eee130
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SHA1
3fd71ad4dfdc16daca1749fe7ab5e677cf3824ea
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SHA256
0fbe8246924efb4a2214b064cfda8cb98069aaee7af1e68311f941bc21c17190
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SHA512
d0556a4cfec0270a17537182a56b2744c5eed177ce66d91d3b85a4aedbc907ae29edc7c1818602060535164fdf4623d1ba4f3866d1981f625b8a2aa4b36cf1af
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SSDEEP
12288:3QwY/2067WhaCjx1wp70f1k6muIut8iqWrrckBsMtinswNvA3wpVU0gr:a6rc1wuf1kBuIuGiqyFtifFu
Malware Config
Signatures
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Modifies registry class 5 IoCs
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Suspicious behavior: EnumeratesProcesses 9 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 12 IoCs
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Suspicious use of FindShellTrayWindow 28 IoCs
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Suspicious use of SendNotifyMessage 23 IoCs
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Suspicious use of UnmapMainImage 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
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System policy modification 1 TTPs 2 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\b76461cc2cd642f4dc9be8dd78eee130N.exe"C:\Users\Admin\AppData\Local\Temp\b76461cc2cd642f4dc9be8dd78eee130N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\b76461cc2cd642f4dc9be8dd78eee130N.exeC:\Users\Admin\AppData\Local\Temp\b76461cc2cd642f4dc9be8dd78eee130N.exe2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- System policy modification
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵
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C:\Windows\explorer.exeexplorer.exe1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Privilege Escalation
Boot or Logon Autostart Execution
2Active Setup
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
704KB
MD5c764780b58f91613f4970687844e20d0
SHA1d90e5d54b0820c2040df49513877b86307cb4f65
SHA2561ca3ff42f4be428f4a2237f7d2552f3cb246c5a5d8947f7029da9c3e377a76f0
SHA5129c19262315019ed0799adcd9aef4bc3cd0c5547934143919475d1b14b2095836e3ace1fbae8fb9e0dba31c010390ef2b140207ab8056aba2a5c4aa8f2385fa41
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Filesize
456KB
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Filesize
456KB
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Filesize
360KB
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Filesize
360KB
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Filesize
4KB
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Filesize
360KB
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Filesize
456KB
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Filesize
456KB