Analysis
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max time kernel
147s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07/05/2024, 17:59
Static task
static1
Behavioral task
behavioral1
Sample
9120591759d5c9a629a5f225d9e63360_NEAS.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
9120591759d5c9a629a5f225d9e63360_NEAS.exe
Resource
win10v2004-20240419-en
General
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Target
9120591759d5c9a629a5f225d9e63360_NEAS.exe
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Size
768KB
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MD5
9120591759d5c9a629a5f225d9e63360
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SHA1
3c81f1336bf0eb6d25b10ce7bf233b56da28c6a7
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SHA256
3d58022500366936352218f42dc84b417c083f2c4c968f324245273975ea3ecf
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SHA512
d7a9bcc979bd6ffe2bb9f4831bc84fbf2c1ba82acc9eaf68f6527540949b201a542a311f013d5a5d445e33069485202f07caf35741fbfd614ea9923ca2a7d926
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SSDEEP
12288:iw22cpj1xw7j0npM4dl0v5Jdm5IgVQBHzS+iYf8MWcqxgJj5v37QgzdrIVOmkV08:122c9w7jEM4dmv5BTqV0EM42
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1576 9120591759d5c9a629a5f225d9e63360_NEAS.exe -
Executes dropped EXE 1 IoCs
pid Process 1576 9120591759d5c9a629a5f225d9e63360_NEAS.exe -
Program crash 7 IoCs
pid pid_target Process procid_target 2560 752 WerFault.exe 84 1044 1576 WerFault.exe 91 1692 1576 WerFault.exe 91 3504 1576 WerFault.exe 91 1156 1576 WerFault.exe 91 3648 1576 WerFault.exe 91 4528 1576 WerFault.exe 91 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 752 9120591759d5c9a629a5f225d9e63360_NEAS.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 1576 9120591759d5c9a629a5f225d9e63360_NEAS.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 752 wrote to memory of 1576 752 9120591759d5c9a629a5f225d9e63360_NEAS.exe 91 PID 752 wrote to memory of 1576 752 9120591759d5c9a629a5f225d9e63360_NEAS.exe 91 PID 752 wrote to memory of 1576 752 9120591759d5c9a629a5f225d9e63360_NEAS.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:752 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 752 -s 3842⤵
- Program crash
PID:2560
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C:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exeC:\Users\Admin\AppData\Local\Temp\9120591759d5c9a629a5f225d9e63360_NEAS.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:1576 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 3523⤵
- Program crash
PID:1044
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 7683⤵
- Program crash
PID:1692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 8083⤵
- Program crash
PID:3504
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 8283⤵
- Program crash
PID:1156
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 8363⤵
- Program crash
PID:3648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1576 -s 8203⤵
- Program crash
PID:4528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 752 -ip 7521⤵PID:1648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1576 -ip 15761⤵PID:2144
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1576 -ip 15761⤵PID:3776
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1576 -ip 15761⤵PID:4892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 1576 -ip 15761⤵PID:4472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1576 -ip 15761⤵PID:4828
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1576 -ip 15761⤵PID:3428
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
768KB
MD57ac9fa7a61e042d6d17eb1133371c522
SHA1e9c1f6c15aa3f02a29e285db9b12e9818ad3a6e6
SHA2568f292e0281c6964be9526778bd434b632bd84ecada6bfd2560bfc7e9528c5d8f
SHA512830f29629b81d4e253528be0556e3d5dcf3a23a2fdd033d7e6fa8ca513810c503a0918fba15597ef14a063ff0e543bb1af9ecc23aeebb4bf4cd1325993cdeabf