Analysis
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max time kernel
148s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
02-09-2024 11:21
General
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Target
e097f98ea3416330ed2fd7856743d68a7ca880c6d57e8c264a384a112ac5a390.exe
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Size
146KB
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MD5
7f6830b77ad13b244bc5d702d67137bf
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SHA1
1fbd763388a3e9679ac66b35da8a78e041611fe4
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SHA256
e097f98ea3416330ed2fd7856743d68a7ca880c6d57e8c264a384a112ac5a390
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SHA512
488cb83c7267cfc70989e09489373f4372325531f7c02b1711fbdf6dfeaa377c39b84d5e971136e0e41d0a6dcde52ec4d21a749169eedb9e9ba43eb9caf077de
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SSDEEP
3072:c6glyuxE4GsUPnliByocWep0XL63DjDeprS:c6gDBGpvEByocWeOmuNS
Malware Config
Signatures
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Renames multiple (617) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 2 IoCs
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Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Drops file in System32 directory 4 IoCs
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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 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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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 3 IoCs
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Modifies Control Panel 2 IoCs
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Modifies registry class 5 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 26 IoCs
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Suspicious use of AdjustPrivilegeToken 64 IoCs
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Suspicious use of SetWindowsHookEx 13 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\e097f98ea3416330ed2fd7856743d68a7ca880c6d57e8c264a384a112ac5a390.exe"C:\Users\Admin\AppData\Local\Temp\e097f98ea3416330ed2fd7856743d68a7ca880c6d57e8c264a384a112ac5a390.exe"1⤵
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
- Drops file in System32 directory
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C:\ProgramData\1B25.tmp"C:\ProgramData\1B25.tmp"2⤵
- Checks computer location settings
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\1B25.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
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C:\Windows\system32\printfilterpipelinesvc.exeC:\Windows\system32\printfilterpipelinesvc.exe -Embedding1⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE/insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{04FA5DBE-681D-494B-8277-13F2D7C8F29F}.xps" 1336974969510400002⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
129B
MD56d1aded7687920a6d924888cbb6bae69
SHA17ae91280760c779e4a8864c6475a29e3c66c36b7
SHA256f166aa004e1ce62ed037f6a20a8486d7c4d1bf43d01d88e776815a0c63eb6f54
SHA512116468b2e86b4ae5cd275bd9fcc840bdae6e09603a90d197d226d9ab9f415c63e722f049c6bffb5b3a2c8bce3f27c8cb67c7c4fd68a1a58a21dbe1ca9a129459
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf
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Filesize
146KB
MD516f14e4600ffddcfd3ace73671a54c26
SHA18e2f7ab598e94cee7af22217c43234d97a9e5d3c
SHA2566d6bc4c82a38f0d4bbffb93a4ad72f037f63661a1cb3eeff50fbb30f32ce7e00
SHA512485d8b8fc499ce492c6e1aed644f5263ab20aea287140476bf5a71e15f1468037acc0911adff0c4152c70841bcb77b10134a236fe7e29a40d0c3e9b614c3d3a4
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Filesize
4KB
MD5a396960c83acd369cc46ffeb6d50dacc
SHA1acf20c65fd6940820e215b599258390e2fd1917f
SHA2563d5b55c60d1b395e57f96641391f70ca0346b2d88d9e7877fb9df576938e5713
SHA51219b63917744f2a8b884fc8e75b005e0aba601f652c88bb0d0bcad340c88d80b33fce8580be75b0cf004a7b4f6c9b9856c3a03113cc064591f5ef9b70bf157153
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Filesize
343B
MD572b1ffaeb7de456483f491ecceadb088
SHA1ee1953abc295245ab01f35a4a823883826bf2b41
SHA256eb892eac9899b995047733bb17acd4945eb42b7b49f2ee8ad52b8026bc0297a7
SHA512c0e7cad617cf1490bb25fc47936edc3ae164b190ed34f2d2a50e7e84ce6e0d6712a6ba9ab351cca1589266078326a00317516c53fecf96f20eaefe15e92ce445
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Filesize
129B
MD5cc2d14f161ef3600dcf59ad15a5f265f
SHA13c98b65086a2668455ce64b5a82d180108af6df3
SHA256d032298a918a71d49ba92bf1d1119ef7d64e00d6004f251d4a8cb1699090ae5d
SHA51266354dc7fc860661375f5aecfeb5fd7de0b1c4c811472d2a32f098110b2d09de82e10e5ebafd3d1e9916962946f6b96c8ae65d34b2fe2ca707bc5170e3ad2203
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
-
Filesize
64KB
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Filesize
64KB