Analysis
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max time kernel
140s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
21-11-2022 11:22
Static task
static1
Behavioral task
behavioral1
Sample
T0919022001 - MARVA SAC PERU.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
T0919022001 - MARVA SAC PERU.exe
Resource
win10v2004-20220812-en
General
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Target
T0919022001 - MARVA SAC PERU.exe
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Size
1.4MB
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MD5
b0e47e09e21671c7ca51f98278d81a15
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SHA1
22d4981d70b9c4a9e8a2aefc0ed80045f2f20199
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SHA256
b4db0e78b3dc3b659c8c0c5802fbcef14d9876e51c26a14020ffee2575f5faee
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SHA512
a7fbb2ef381cbabd1a50958249dff60ecef13fb070785a98402bd66ba3ca121851cc92edbd862d59f883b7190026bc374c94bc15273766d1e536f0f7d75cb76c
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SSDEEP
24576:RafCpuXTIOqdOADap8G+ccojpzXZ386feVjN+Z+4vo:XuUfdOADa7+ccoFX+jRH
Malware Config
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
Processes:
resource yara_rule behavioral1/memory/1812-55-0x0000000000BA0000-0x0000000000D08000-memory.dmp warzonerat behavioral1/memory/1812-61-0x0000000002770000-0x0000000003170000-memory.dmp warzonerat behavioral1/memory/1068-69-0x0000000000900000-0x0000000000A68000-memory.dmp warzonerat behavioral1/memory/1068-75-0x0000000002230000-0x0000000002C30000-memory.dmp warzonerat behavioral1/memory/1984-92-0x0000000001E10000-0x0000000001F78000-memory.dmp warzonerat -
Executes dropped EXE 2 IoCs
Processes:
7.exeimages.exepid process 1068 7.exe 1984 images.exe -
Drops startup file 2 IoCs
Processes:
7.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\programs.bat 7.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\programs.bat:start 7.exe -
Loads dropped DLL 8 IoCs
Processes:
T0919022001 - MARVA SAC PERU.exe7.exepid process 1812 T0919022001 - MARVA SAC PERU.exe 1812 T0919022001 - MARVA SAC PERU.exe 1812 T0919022001 - MARVA SAC PERU.exe 1812 T0919022001 - MARVA SAC PERU.exe 1812 T0919022001 - MARVA SAC PERU.exe 1812 T0919022001 - MARVA SAC PERU.exe 1812 T0919022001 - MARVA SAC PERU.exe 1068 7.exe -
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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Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
Processes:
T0919022001 - MARVA SAC PERU.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 T0919022001 - MARVA SAC PERU.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 T0919022001 - MARVA SAC PERU.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
T0919022001 - MARVA SAC PERU.exe7.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Images = "C:\\Users\\Admin\\AppData\\Local\\Temp\\T0919022001 - MARVA SAC PERU.exe" T0919022001 - MARVA SAC PERU.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Images = "C:\\Users\\Admin\\Documents\\images.exe" 7.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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NTFS ADS 1 IoCs
Processes:
7.exedescription ioc process File created C:\Users\Admin\Documents\Documents:ApplicationData 7.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
powershell.exepid process 1288 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1288 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
T0919022001 - MARVA SAC PERU.exepid process 1812 T0919022001 - MARVA SAC PERU.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
T0919022001 - MARVA SAC PERU.exe7.exedescription pid process target process PID 1812 wrote to memory of 1752 1812 T0919022001 - MARVA SAC PERU.exe cmd.exe PID 1812 wrote to memory of 1752 1812 T0919022001 - MARVA SAC PERU.exe cmd.exe PID 1812 wrote to memory of 1752 1812 T0919022001 - MARVA SAC PERU.exe cmd.exe PID 1812 wrote to memory of 1752 1812 T0919022001 - MARVA SAC PERU.exe cmd.exe PID 1812 wrote to memory of 1752 1812 T0919022001 - MARVA SAC PERU.exe cmd.exe PID 1812 wrote to memory of 1752 1812 T0919022001 - MARVA SAC PERU.exe cmd.exe PID 1812 wrote to memory of 1068 1812 T0919022001 - MARVA SAC PERU.exe 7.exe PID 1812 wrote to memory of 1068 1812 T0919022001 - MARVA SAC PERU.exe 7.exe PID 1812 wrote to memory of 1068 1812 T0919022001 - MARVA SAC PERU.exe 7.exe PID 1812 wrote to memory of 1068 1812 T0919022001 - MARVA SAC PERU.exe 7.exe PID 1068 wrote to memory of 1288 1068 7.exe powershell.exe PID 1068 wrote to memory of 1288 1068 7.exe powershell.exe PID 1068 wrote to memory of 1288 1068 7.exe powershell.exe PID 1068 wrote to memory of 1288 1068 7.exe powershell.exe PID 1068 wrote to memory of 1984 1068 7.exe images.exe PID 1068 wrote to memory of 1984 1068 7.exe images.exe PID 1068 wrote to memory of 1984 1068 7.exe images.exe PID 1068 wrote to memory of 1984 1068 7.exe images.exe -
outlook_office_path 1 IoCs
Processes:
T0919022001 - MARVA SAC PERU.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 T0919022001 - MARVA SAC PERU.exe -
outlook_win_path 1 IoCs
Processes:
T0919022001 - MARVA SAC PERU.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 T0919022001 - MARVA SAC PERU.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\T0919022001 - MARVA SAC PERU.exe"C:\Users\Admin\AppData\Local\Temp\T0919022001 - MARVA SAC PERU.exe"1⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1812 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe"2⤵PID:1752
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C:\Users\Admin\AppData\Local\Temp\7.exe"C:\Users\Admin\AppData\Local\Temp\7.exe"2⤵
- Executes dropped EXE
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:1068 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Add-MpPreference -ExclusionPath C:\3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1288
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C:\Users\Admin\Documents\images.exe"C:\Users\Admin\Documents\images.exe"3⤵
- Executes dropped EXE
PID:1984
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
579KB
MD527db388e473a7807fa02c8d215c524c1
SHA1faa8eaa333b286d878d1a8467fb78397d49cbdf3
SHA2568483757de4b1a5f4d80c6d3546ef3a21981c51f5026c47b2439ebfc1c49dd66e
SHA512a4371107d53cf7371fc9492cd9d500bfaecfdc7b5caeb2f3f2b4bb8294bc1fc37530b4cdbc1e1198263cdb9ea854c8c0460a2f60e105d9e24789ebd94baafa39
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Filesize
579KB
MD527db388e473a7807fa02c8d215c524c1
SHA1faa8eaa333b286d878d1a8467fb78397d49cbdf3
SHA2568483757de4b1a5f4d80c6d3546ef3a21981c51f5026c47b2439ebfc1c49dd66e
SHA512a4371107d53cf7371fc9492cd9d500bfaecfdc7b5caeb2f3f2b4bb8294bc1fc37530b4cdbc1e1198263cdb9ea854c8c0460a2f60e105d9e24789ebd94baafa39
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Filesize
579KB
MD527db388e473a7807fa02c8d215c524c1
SHA1faa8eaa333b286d878d1a8467fb78397d49cbdf3
SHA2568483757de4b1a5f4d80c6d3546ef3a21981c51f5026c47b2439ebfc1c49dd66e
SHA512a4371107d53cf7371fc9492cd9d500bfaecfdc7b5caeb2f3f2b4bb8294bc1fc37530b4cdbc1e1198263cdb9ea854c8c0460a2f60e105d9e24789ebd94baafa39
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Filesize
579KB
MD527db388e473a7807fa02c8d215c524c1
SHA1faa8eaa333b286d878d1a8467fb78397d49cbdf3
SHA2568483757de4b1a5f4d80c6d3546ef3a21981c51f5026c47b2439ebfc1c49dd66e
SHA512a4371107d53cf7371fc9492cd9d500bfaecfdc7b5caeb2f3f2b4bb8294bc1fc37530b4cdbc1e1198263cdb9ea854c8c0460a2f60e105d9e24789ebd94baafa39
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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
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Filesize
579KB
MD527db388e473a7807fa02c8d215c524c1
SHA1faa8eaa333b286d878d1a8467fb78397d49cbdf3
SHA2568483757de4b1a5f4d80c6d3546ef3a21981c51f5026c47b2439ebfc1c49dd66e
SHA512a4371107d53cf7371fc9492cd9d500bfaecfdc7b5caeb2f3f2b4bb8294bc1fc37530b4cdbc1e1198263cdb9ea854c8c0460a2f60e105d9e24789ebd94baafa39