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Analysis
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max time kernel
118s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13/01/2025, 02:40
Behavioral task
behavioral1
Sample
3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe
Resource
win7-20240903-en
General
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Target
3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe
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Size
80KB
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MD5
8c4c386190b625b32bd6f10b89289250
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SHA1
b2ccd6e71e1b241fb65991f03b98b5ce012eea29
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SHA256
3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9
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SHA512
d7d6b4157ab90eb6883b336c6d8c7e07f93f571ff0f4212e7ed0abc6b5ae17259fd2dec366e764a7f65026f506219e78ed05cb8cdeac36584dc3597b531a8039
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SSDEEP
1536:9d9dseIOcE93bIvYvZEyF4EEOF6N4yS+AQmZcl/52izbR9XwzJ:1dseIOMEZEyFjEOFqTiQmOl/5xPvwV
Malware Config
Extracted
neconyd
http://ow5dirasuek.com/
http://mkkuei4kdsz.com/
http://lousta.net/
Signatures
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Neconyd family
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Executes dropped EXE 3 IoCs
pid Process 1812 omsecor.exe 2044 omsecor.exe 1508 omsecor.exe -
Loads dropped DLL 6 IoCs
pid Process 1660 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe 1660 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe 1812 omsecor.exe 1812 omsecor.exe 2044 omsecor.exe 2044 omsecor.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\omsecor.exe omsecor.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language omsecor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language omsecor.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language omsecor.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1660 wrote to memory of 1812 1660 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe 31 PID 1660 wrote to memory of 1812 1660 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe 31 PID 1660 wrote to memory of 1812 1660 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe 31 PID 1660 wrote to memory of 1812 1660 3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe 31 PID 1812 wrote to memory of 2044 1812 omsecor.exe 34 PID 1812 wrote to memory of 2044 1812 omsecor.exe 34 PID 1812 wrote to memory of 2044 1812 omsecor.exe 34 PID 1812 wrote to memory of 2044 1812 omsecor.exe 34 PID 2044 wrote to memory of 1508 2044 omsecor.exe 35 PID 2044 wrote to memory of 1508 2044 omsecor.exe 35 PID 2044 wrote to memory of 1508 2044 omsecor.exe 35 PID 2044 wrote to memory of 1508 2044 omsecor.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe"C:\Users\Admin\AppData\Local\Temp\3f4dbe21b5ff09d0a6659fa8930f7e492d20855b69b5e5fed6de4ef3133ad3c9N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\SysWOW64\omsecor.exeC:\Windows\System32\omsecor.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Roaming\omsecor.exeC:\Users\Admin\AppData\Roaming\omsecor.exe4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1508
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
80KB
MD55df463b0c0fc9714cf99af9ea950dce3
SHA11894a4b4032f935f6b5d91cb2c2f4341825e6d05
SHA2560f213501a710b1f8689c9537f33bac82ff9ba01536f34cff3482a881149fc211
SHA512c18fb657a99db28027bd99ce9386fd5a5a903cd2fe787948944a2d9697be7ef35cb9827e55630abc5e076a12e94cb50c419539931692b48720fb8cc979cab648
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Filesize
80KB
MD5287afeb42b429cbb05fce56790b13aae
SHA1f9cc35a908fdf6e8232378555960e999536719f6
SHA256536042c9c271fd65208d245159a2f48a0f6973f2c99d132851081969a8b2a606
SHA512967e6aff37de4b83c19d8a9a39f2d8d50fd57c9c7d348e64b3bf14043fc41bd50ccc461d48c4a3d00344e9750871999c054cc7971fadbbafefdae9ba0abfcb47
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Filesize
80KB
MD52ebbd13e4293994cf3b292edfdd6cf07
SHA14654cf93d350b44a335eb814cfaa0b5f78846e9a
SHA2564b219d7fdf4947243644a7cf8aa2525141ce958cf26bf8945c77641fe8ab5788
SHA5123a6a0bb2039140131abe8668898a28bad1043d00e192a11b9cee90585f44e86ed8170c320a12e1a2271eaddaafcd5161cd6e7ed9931ca279a5d002790904e255