Analysis
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max time kernel
62s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28/03/2023, 19:29
Static task
static1
Behavioral task
behavioral1
Sample
Purchase-Order-20230328-pdf.scr.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
Purchase-Order-20230328-pdf.scr.exe
Resource
win10v2004-20230220-en
General
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Target
Purchase-Order-20230328-pdf.scr.exe
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Size
2.3MB
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MD5
44a515d0f88b27b70bfef6dd96c50302
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SHA1
eb6cae15c7597021e52e34315e82186cd83dd082
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SHA256
7cae22a41e109496f6ea53a828fea73619c236d3f2bd4ca3030d9ae13649c5ea
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SHA512
ae4075d08c9300de5ce2d58399ae14f8dbc528e0b0fcd08c021855b098ad57aaba3ae036a62a5525ac6c8c52ddec90bcc09da9443e6533074ae1be39ebfcad1f
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SSDEEP
24576:udDIxfpCc1vE6Rl5NemKtu1Dze6HDpLD8T5vAlVZnNJnVvgvxKOcP/alv8l2yfa3:qIxBY6pnNpV8GZqClkEHtES1ZsR
Malware Config
Extracted
warzonerat
2.58.47.203:17873
Signatures
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WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
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Warzone RAT payload 5 IoCs
resource yara_rule behavioral2/memory/520-166-0x0000000000400000-0x000000000055E000-memory.dmp warzonerat behavioral2/memory/520-169-0x0000000000400000-0x000000000055E000-memory.dmp warzonerat behavioral2/memory/520-170-0x0000000000400000-0x000000000055E000-memory.dmp warzonerat behavioral2/memory/520-171-0x0000000000400000-0x000000000055E000-memory.dmp warzonerat behavioral2/memory/520-199-0x0000000000400000-0x000000000055E000-memory.dmp warzonerat -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation Purchase-Order-20230328-pdf.scr.exe -
Loads dropped DLL 6 IoCs
pid Process 520 aspnet_compiler.exe 520 aspnet_compiler.exe 520 aspnet_compiler.exe 520 aspnet_compiler.exe 520 aspnet_compiler.exe 520 aspnet_compiler.exe -
Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Dzozf = "\"C:\\Users\\Admin\\AppData\\Roaming\\Fxvscvvxinc\\Dzozf.exe\"" Purchase-Order-20230328-pdf.scr.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2128 set thread context of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Gathers network information 2 TTPs 2 IoCs
Uses commandline utility to view network configuration.
pid Process 1456 ipconfig.exe 1668 ipconfig.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3044 powershell.exe 3044 powershell.exe 2128 Purchase-Order-20230328-pdf.scr.exe 2128 Purchase-Order-20230328-pdf.scr.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2128 Purchase-Order-20230328-pdf.scr.exe Token: SeDebugPrivilege 3044 powershell.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2128 wrote to memory of 3768 2128 Purchase-Order-20230328-pdf.scr.exe 84 PID 2128 wrote to memory of 3768 2128 Purchase-Order-20230328-pdf.scr.exe 84 PID 2128 wrote to memory of 3768 2128 Purchase-Order-20230328-pdf.scr.exe 84 PID 3768 wrote to memory of 1456 3768 cmd.exe 86 PID 3768 wrote to memory of 1456 3768 cmd.exe 86 PID 3768 wrote to memory of 1456 3768 cmd.exe 86 PID 2128 wrote to memory of 3044 2128 Purchase-Order-20230328-pdf.scr.exe 87 PID 2128 wrote to memory of 3044 2128 Purchase-Order-20230328-pdf.scr.exe 87 PID 2128 wrote to memory of 3044 2128 Purchase-Order-20230328-pdf.scr.exe 87 PID 2128 wrote to memory of 4520 2128 Purchase-Order-20230328-pdf.scr.exe 96 PID 2128 wrote to memory of 4520 2128 Purchase-Order-20230328-pdf.scr.exe 96 PID 2128 wrote to memory of 4520 2128 Purchase-Order-20230328-pdf.scr.exe 96 PID 4520 wrote to memory of 1668 4520 cmd.exe 98 PID 4520 wrote to memory of 1668 4520 cmd.exe 98 PID 4520 wrote to memory of 1668 4520 cmd.exe 98 PID 2128 wrote to memory of 1316 2128 Purchase-Order-20230328-pdf.scr.exe 99 PID 2128 wrote to memory of 1316 2128 Purchase-Order-20230328-pdf.scr.exe 99 PID 2128 wrote to memory of 1316 2128 Purchase-Order-20230328-pdf.scr.exe 99 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 PID 2128 wrote to memory of 520 2128 Purchase-Order-20230328-pdf.scr.exe 100 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 aspnet_compiler.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase-Order-20230328-pdf.scr.exe"C:\Users\Admin\AppData\Local\Temp\Purchase-Order-20230328-pdf.scr.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2128 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /release2⤵
- Suspicious use of WriteProcessMemory
PID:3768 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /release3⤵
- Gathers network information
PID:1456
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANAA2AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3044
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c ipconfig /renew2⤵
- Suspicious use of WriteProcessMemory
PID:4520 -
C:\Windows\SysWOW64\ipconfig.exeipconfig /renew3⤵
- Gathers network information
PID:1668
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵PID:1316
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe2⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- outlook_office_path
- outlook_win_path
PID:520
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
326KB
MD5ef12ab9d0b231b8f898067b2114b1bc0
SHA16d90f27b2105945f9bb77039e8b892070a5f9442
SHA2562b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7
SHA5122aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193
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Filesize
133KB
MD575f8cc548cabf0cc800c25047e4d3124
SHA1602676768f9faecd35b48c38a0632781dfbde10c
SHA256fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0
SHA512ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f
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Filesize
429KB
MD5109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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Filesize
1.2MB
MD5d7858e8449004e21b01d468e9fd04b82
SHA19524352071ede21c167e7e4f106e9526dc23ef4e
SHA25678758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db
SHA5121e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440
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Filesize
141KB
MD5471c983513694ac3002590345f2be0da
SHA16612b9af4ff6830fa9b7d4193078434ef72f775b
SHA256bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f
SHA512a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410
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Filesize
81KB
MD57587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f