Analysis
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max time kernel
101s -
max time network
180s -
submitted
01-01-1970 00:00
Static task
static1
Behavioral task
behavioral1
Sample
NWSZECLP.EXE
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
NWSZECLP.EXE
Resource
win10-en-20211014
General
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Target
NWSZECLP.EXE
Malware Config
Signatures
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BitRAT Payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1280-81-0x0000000072480000-0x0000000072864000-memory.dmp family_bitrat behavioral1/memory/1280-90-0x0000000072480000-0x0000000072864000-memory.dmp family_bitrat -
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
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Processes:
resource yara_rule behavioral1/memory/1280-81-0x0000000072480000-0x0000000072864000-memory.dmp upx behavioral1/memory/1280-90-0x0000000072480000-0x0000000072864000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
NWSZECLP.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\Run\Nwszec = "C:\\Users\\Public\\Libraries\\\\cezswN.url" NWSZECLP.EXE -
Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
Processes:
mobsync.exepid process 1280 mobsync.exe 1280 mobsync.exe 1280 mobsync.exe 1280 mobsync.exe 1280 mobsync.exe -
Modifies registry key 1 TTPs 3 IoCs
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Processes:
NWSZECLP.EXEdescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\1576011B0ADDEBDF89A49B9BD56C5BE07DF7A34E\Blob = 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 NWSZECLP.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\1576011B0ADDEBDF89A49B9BD56C5BE07DF7A34E\Blob = 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 NWSZECLP.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\1576011B0ADDEBDF89A49B9BD56C5BE07DF7A34E NWSZECLP.EXE Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\1576011B0ADDEBDF89A49B9BD56C5BE07DF7A34E\Blob = 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 NWSZECLP.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
mobsync.exedescription pid process Token: SeDebugPrivilege 1280 mobsync.exe Token: SeShutdownPrivilege 1280 mobsync.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
mobsync.exepid process 1280 mobsync.exe 1280 mobsync.exe -
Suspicious use of WriteProcessMemory 52 IoCs
Processes:
NWSZECLP.EXEcmd.execmd.execmd.exedescription pid process target process PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1280 920 NWSZECLP.EXE mobsync.exe PID 920 wrote to memory of 1928 920 NWSZECLP.EXE cmd.exe PID 920 wrote to memory of 1928 920 NWSZECLP.EXE cmd.exe PID 920 wrote to memory of 1928 920 NWSZECLP.EXE cmd.exe PID 920 wrote to memory of 1928 920 NWSZECLP.EXE cmd.exe PID 1928 wrote to memory of 1080 1928 cmd.exe cmd.exe PID 1928 wrote to memory of 1080 1928 cmd.exe cmd.exe PID 1928 wrote to memory of 1080 1928 cmd.exe cmd.exe PID 1928 wrote to memory of 1080 1928 cmd.exe cmd.exe PID 1080 wrote to memory of 1848 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1848 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1848 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1848 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1708 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1708 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1708 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1708 1080 cmd.exe reg.exe PID 1080 wrote to memory of 1924 1080 cmd.exe schtasks.exe PID 1080 wrote to memory of 1924 1080 cmd.exe schtasks.exe PID 1080 wrote to memory of 1924 1080 cmd.exe schtasks.exe PID 1080 wrote to memory of 1924 1080 cmd.exe schtasks.exe PID 920 wrote to memory of 1660 920 NWSZECLP.EXE cmd.exe PID 920 wrote to memory of 1660 920 NWSZECLP.EXE cmd.exe PID 920 wrote to memory of 1660 920 NWSZECLP.EXE cmd.exe PID 920 wrote to memory of 1660 920 NWSZECLP.EXE cmd.exe PID 1660 wrote to memory of 1604 1660 cmd.exe reg.exe PID 1660 wrote to memory of 1604 1660 cmd.exe reg.exe PID 1660 wrote to memory of 1604 1660 cmd.exe reg.exe PID 1660 wrote to memory of 1604 1660 cmd.exe reg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NWSZECLP.EXE"C:\Users\Admin\AppData\Local\Temp\NWSZECLP.EXE"1⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:920 -
C:\Windows\SysWOW64\mobsync.exeC:\Windows\System32\mobsync.exe2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1280 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Public\Trast.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat3⤵
- Suspicious use of WriteProcessMemory
PID:1080 -
C:\Windows\SysWOW64\reg.exereg delete hkcu\Environment /v windir /f4⤵
- Modifies registry key
PID:1848 -
C:\Windows\SysWOW64\reg.exereg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "4⤵
- Modifies registry key
PID:1708 -
C:\Windows\SysWOW64\schtasks.exeschtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I4⤵PID:1924
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Public\nest.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:1660 -
C:\Windows\SysWOW64\reg.exereg delete hkcu\Environment /v windir /f3⤵
- Modifies registry key
PID:1604
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Public\Trast.batMD5
4068c9f69fcd8a171c67f81d4a952a54
SHA14d2536a8c28cdcc17465e20d6693fb9e8e713b36
SHA25624222300c78180b50ed1f8361ba63cb27316ec994c1c9079708a51b4a1a9d810
SHA512a64f9319acc51fffd0491c74dcd9c9084c2783b82f95727e4bfe387a8528c6dcf68f11418e88f1e133d115daf907549c86dd7ad866b2a7938add5225fbb2811d
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C:\Users\Public\UKO.batMD5
eaf8d967454c3bbddbf2e05a421411f8
SHA16170880409b24de75c2dc3d56a506fbff7f6622c
SHA256f35f2658455a2e40f151549a7d6465a836c33fa9109e67623916f889849eac56
SHA512fe5be5c673e99f70c93019d01abb0a29dd2ecf25b2d895190ff551f020c28e7d8f99f65007f440f0f76c5bcac343b2a179a94d190c938ea3b9e1197890a412e9
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C:\Users\Public\nest.batMD5
8ada51400b7915de2124baaf75e3414c
SHA11a7b9db12184ab7fd7fce1c383f9670a00adb081
SHA25645aa3957c29865260a78f03eef18ae9aebdbf7bea751ecc88be4a799f2bb46c7
SHA5129afc138157a4565294ca49942579cdb6f5d8084e56f9354738de62b585f4c0fa3e7f2cbc9541827f2084e3ff36c46eed29b46f5dd2444062ffcd05c599992e68
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memory/920-55-0x0000000000230000-0x0000000000231000-memory.dmpFilesize
4KB
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memory/920-56-0x00000000003E1000-0x00000000003F5000-memory.dmpFilesize
80KB
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memory/920-54-0x0000000076201000-0x0000000076203000-memory.dmpFilesize
8KB
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memory/1080-83-0x0000000000000000-mapping.dmp
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memory/1280-62-0x0000000000080000-0x0000000000081000-memory.dmpFilesize
4KB
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memory/1280-90-0x0000000072480000-0x0000000072864000-memory.dmpFilesize
3.9MB
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memory/1280-57-0x0000000000080000-0x0000000000081000-memory.dmpFilesize
4KB
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memory/1280-77-0x0000000072480000-0x0000000072864000-memory.dmpFilesize
3.9MB
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memory/1280-58-0x0000000000000000-mapping.dmp
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memory/1280-81-0x0000000072480000-0x0000000072864000-memory.dmpFilesize
3.9MB
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memory/1280-88-0x00000000000A0000-0x00000000000A1000-memory.dmpFilesize
4KB
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memory/1280-89-0x0000000000290000-0x0000000000291000-memory.dmpFilesize
4KB
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memory/1604-93-0x0000000000000000-mapping.dmp
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memory/1660-91-0x0000000000000000-mapping.dmp
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memory/1708-86-0x0000000000000000-mapping.dmp
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memory/1848-85-0x0000000000000000-mapping.dmp
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memory/1924-87-0x0000000000000000-mapping.dmp
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memory/1928-80-0x0000000000000000-mapping.dmp