Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
05/03/2024, 16:50
Behavioral task
behavioral1
Sample
b52e74ca48c5dbb15ebf25aac105df78.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b52e74ca48c5dbb15ebf25aac105df78.exe
Resource
win10v2004-20240226-en
General
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Target
b52e74ca48c5dbb15ebf25aac105df78.exe
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Size
499KB
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MD5
b52e74ca48c5dbb15ebf25aac105df78
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SHA1
ed0ae2ab4b361bbbd2590980c5217cc0071faa09
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SHA256
83decab6036e5fcbbf51b0f916d7579c39d41e46c5de5a0caaa7a426edd406a6
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SHA512
e25bf999464e8d8d9fb8c8c8d76b5bb94dfc93d248fb7dc7b9bb0dd1d7e668c4eaca319e155c78fbd90b1e94bb1180c3d068231177b9d2c73168f3da545c6200
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SSDEEP
12288:inr7h990geYudDLMzNvNrKlnnFILzBxwNOoS:irjeYuFcNl4nFCs
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2624 hD06509CnJkA06509.exe -
Executes dropped EXE 1 IoCs
pid Process 2624 hD06509CnJkA06509.exe -
Loads dropped DLL 1 IoCs
pid Process 2808 b52e74ca48c5dbb15ebf25aac105df78.exe -
resource yara_rule behavioral1/memory/2808-0-0x0000000000400000-0x00000000004C8000-memory.dmp upx behavioral1/memory/2808-3-0x0000000000400000-0x00000000004C8000-memory.dmp upx behavioral1/files/0x000a000000016b70-15.dat upx behavioral1/memory/2624-16-0x0000000000400000-0x00000000004C8000-memory.dmp upx behavioral1/memory/2808-18-0x0000000000400000-0x00000000004C8000-memory.dmp upx behavioral1/memory/2624-17-0x0000000000400000-0x00000000004C8000-memory.dmp upx behavioral1/memory/2624-27-0x0000000000400000-0x00000000004C8000-memory.dmp upx behavioral1/memory/2624-36-0x0000000000400000-0x00000000004C8000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\hD06509CnJkA06509 = "C:\\ProgramData\\hD06509CnJkA06509\\hD06509CnJkA06509.exe" hD06509CnJkA06509.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Internet Explorer\Main hD06509CnJkA06509.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2808 b52e74ca48c5dbb15ebf25aac105df78.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2808 b52e74ca48c5dbb15ebf25aac105df78.exe Token: SeDebugPrivilege 2624 hD06509CnJkA06509.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2624 hD06509CnJkA06509.exe 2624 hD06509CnJkA06509.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2808 wrote to memory of 2624 2808 b52e74ca48c5dbb15ebf25aac105df78.exe 28 PID 2808 wrote to memory of 2624 2808 b52e74ca48c5dbb15ebf25aac105df78.exe 28 PID 2808 wrote to memory of 2624 2808 b52e74ca48c5dbb15ebf25aac105df78.exe 28 PID 2808 wrote to memory of 2624 2808 b52e74ca48c5dbb15ebf25aac105df78.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\b52e74ca48c5dbb15ebf25aac105df78.exe"C:\Users\Admin\AppData\Local\Temp\b52e74ca48c5dbb15ebf25aac105df78.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2808 -
C:\ProgramData\hD06509CnJkA06509\hD06509CnJkA06509.exe"C:\ProgramData\hD06509CnJkA06509\hD06509CnJkA06509.exe" "C:\Users\Admin\AppData\Local\Temp\b52e74ca48c5dbb15ebf25aac105df78.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:2624
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
192B
MD553e0a9d0f3875ae99b0a7b00c1f8f6b4
SHA1a657cb13c7a904a13bbb00c10a5ae28f0a91499d
SHA256e94934e17cb213c7de29eef86caf77a95086ec14cda1d278cb54f40879272799
SHA512ca1775d66fdecf5a0d37a19614193639d3f995df66be7a72c4f996503aaf0916f553a602796440c700937147174b8c0a0048768c67f9780bf5827ae817920c9f
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Filesize
499KB
MD5cf2fe6633d309f59ee4d325cc96ebb92
SHA1864aa246b3f6f45743de33bd3fabe0baf504ee82
SHA256a9f3983fd100a5d041dc27ec82ed83245c1427906aa0b55ff9dfb4951828ce2a
SHA5128d2a368ee2c1fb2d72b7d188dc0f7a0aecfcd7317a185a507fce5fee4cd4ef943cfe091e645dd54eb199400d21046924bf30cdb4edeb0105a2ccd7064bb9333b