Analysis Overview
SHA256
f8a6d38a7a548a8621059aaaa87265c7c8d164b0f8eac7f6c0f7e4ec201de4a2
Threat Level: Known bad
The file MalwareBazaar.14 was found to be: Known bad.
Malicious Activity Summary
Formbook
Formbook payload
Command and Scripting Interpreter: PowerShell
Deletes itself
Checks computer location settings
Blocklisted process makes network request
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious behavior: EnumeratesProcesses
Modifies registry class
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-18 06:20
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-18 06:20
Reported
2024-07-18 06:23
Platform
win7-20240704-en
Max time kernel
150s
Max time network
119s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 852 set thread context of 2520 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe |
| PID 2520 set thread context of 1256 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Windows\Explorer.EXE |
| PID 2520 set thread context of 1256 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Windows\Explorer.EXE |
| PID 1664 set thread context of 1256 | N/A | C:\Windows\SysWOW64\wuapp.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wuapp.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wuapp.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\wuapp.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NDvhFxac.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NDvhFxac" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B8.tmp"
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Windows\SysWOW64\wuapp.exe
"C:\Windows\SysWOW64\wuapp.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
Network
Files
memory/852-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp
memory/852-1-0x00000000002B0000-0x0000000000360000-memory.dmp
memory/852-2-0x0000000074BC0000-0x00000000752AE000-memory.dmp
memory/852-3-0x0000000000360000-0x000000000037A000-memory.dmp
memory/852-4-0x0000000000390000-0x000000000039E000-memory.dmp
memory/852-5-0x0000000002020000-0x0000000002096000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\5YMRJ9QPQD0EFZK95GS6.temp
| MD5 | 9bd6894a5769bf653b28b9366d365758 |
| SHA1 | 79bcb117ce2d859601232f773a81a35f6fdf381e |
| SHA256 | 96b77083b606d9dad131ae6fbd5d9c0c0b7cb5e99a4d69724c42ff26fdd9d393 |
| SHA512 | fe5da0d3888fea3e243617af21b7978671de9873e622d7eff10dd29181a9e6cb6fb4819456b4ac4c41a1510d5071a04d4d25b973a3cf832b1cd836dc6437e0c9 |
C:\Users\Admin\AppData\Local\Temp\tmp8B8.tmp
| MD5 | bb00c0621750558259d35c7661232d68 |
| SHA1 | 1f5c3b541e60354c0a12fa26ad6fbbce904c7e4e |
| SHA256 | 749da1017a12ec684c96e10226f7b8a5d29723c4d7781e8e7ad6e394feb569bb |
| SHA512 | 052baee61322d314ce2ba1d8d5f5ed2a2b19a40a35b3baa364fd0ead85e77003b521b012085fff51fbdf00fdd48f831575293ca2b98ad8e5c23c14d80ee542fa |
memory/852-24-0x0000000074BC0000-0x00000000752AE000-memory.dmp
memory/2520-23-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2520-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2520-20-0x0000000000400000-0x000000000042F000-memory.dmp
memory/2520-18-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1256-26-0x0000000000010000-0x0000000000020000-memory.dmp
memory/2520-27-0x0000000000400000-0x000000000042F000-memory.dmp
memory/1256-28-0x00000000076C0000-0x0000000007866000-memory.dmp
memory/1664-29-0x0000000000D10000-0x0000000000D1B000-memory.dmp
memory/1664-30-0x0000000000090000-0x00000000000BF000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-18 06:20
Reported
2024-07-18 06:23
Platform
win10v2004-20240709-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Formbook
Formbook payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3372 set thread context of 736 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe |
| PID 736 set thread context of 3424 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Windows\Explorer.EXE |
| PID 736 set thread context of 3424 | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | C:\Windows\Explorer.EXE |
| PID 3452 set thread context of 3424 | N/A | C:\Windows\SysWOW64\msiexec.exe | C:\Windows\Explorer.EXE |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.EXE | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\msiexec.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NDvhFxac.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NDvhFxac" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9D49.tmp"
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe
"C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\MalwareBazaar.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.getpurvivee.online | udp |
| BR | 195.35.41.191:80 | www.getpurvivee.online | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.getpurvivee.online | udp |
| BR | 195.35.41.191:80 | www.getpurvivee.online | tcp |
| US | 8.8.8.8:53 | www.96503862.com | udp |
| US | 8.8.8.8:53 | www.nonewaveneb.live | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.gaolibai.site | udp |
| SG | 54.179.173.60:80 | www.gaolibai.site | tcp |
| US | 8.8.8.8:53 | 60.173.179.54.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.udfunsd.cloud | udp |
Files
memory/3372-0-0x0000000074B2E000-0x0000000074B2F000-memory.dmp
memory/3372-1-0x00000000006D0000-0x0000000000780000-memory.dmp
memory/3372-2-0x00000000057E0000-0x0000000005D84000-memory.dmp
memory/3372-3-0x0000000005150000-0x00000000051E2000-memory.dmp
memory/3372-4-0x0000000005320000-0x000000000532A000-memory.dmp
memory/3372-5-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/3372-6-0x0000000005360000-0x00000000056B4000-memory.dmp
memory/3372-7-0x0000000005E20000-0x0000000005E32000-memory.dmp
memory/3372-8-0x0000000006D80000-0x0000000006DA2000-memory.dmp
memory/3372-9-0x00000000068E0000-0x00000000068FA000-memory.dmp
memory/3372-10-0x0000000006930000-0x000000000693E000-memory.dmp
memory/3372-11-0x0000000006950000-0x00000000069C6000-memory.dmp
memory/3372-12-0x00000000093C0000-0x000000000945C000-memory.dmp
memory/2532-17-0x0000000002DB0000-0x0000000002DE6000-memory.dmp
memory/2532-19-0x00000000058F0000-0x0000000005F18000-memory.dmp
memory/2532-18-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/2532-21-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/2532-20-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/228-22-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/228-23-0x0000000074B20000-0x00000000752D0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp9D49.tmp
| MD5 | b3f53974d083420e9b90f58973132db0 |
| SHA1 | d9679c010236861c3319210496c37d6174bae5e6 |
| SHA256 | 2ee120759adc704a208321742ba60a6e28decf193a6e89d0e522c55a07d2c2de |
| SHA512 | 2bb7c80da177efa31512a02053c97828f33582481564a0187607f3b945841836216a96255f450247c7a44fde55fa04ebbd4f615fe6042bf1997b86791da2b88d |
memory/228-36-0x00000000062B0000-0x0000000006316000-memory.dmp
memory/2532-30-0x0000000005FC0000-0x0000000006026000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ubox2zsl.4ld.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2532-44-0x00000000066C0000-0x00000000066DE000-memory.dmp
memory/2532-46-0x00000000066E0000-0x000000000672C000-memory.dmp
memory/736-47-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3372-49-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/2532-51-0x0000000007880000-0x00000000078B2000-memory.dmp
memory/2532-62-0x0000000006CA0000-0x0000000006CBE000-memory.dmp
memory/228-63-0x000000006FA90000-0x000000006FADC000-memory.dmp
memory/2532-52-0x000000006FA90000-0x000000006FADC000-memory.dmp
memory/228-73-0x0000000007AF0000-0x0000000007B93000-memory.dmp
memory/228-74-0x0000000008290000-0x000000000890A000-memory.dmp
memory/2532-75-0x00000000079E0000-0x00000000079FA000-memory.dmp
memory/2532-76-0x0000000007A50000-0x0000000007A5A000-memory.dmp
memory/2532-77-0x0000000007C60000-0x0000000007CF6000-memory.dmp
memory/2532-78-0x0000000007BE0000-0x0000000007BF1000-memory.dmp
memory/2532-79-0x0000000007C10000-0x0000000007C1E000-memory.dmp
memory/228-80-0x0000000007E80000-0x0000000007E94000-memory.dmp
memory/228-81-0x0000000007F80000-0x0000000007F9A000-memory.dmp
memory/2532-82-0x0000000007D00000-0x0000000007D08000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
| MD5 | 3d086a433708053f9bf9523e1d87a4e8 |
| SHA1 | b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28 |
| SHA256 | 6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69 |
| SHA512 | 931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd |
memory/228-89-0x0000000074B20000-0x00000000752D0000-memory.dmp
memory/2532-88-0x0000000074B20000-0x00000000752D0000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 1a34d521ad1257344e1969cc6b843034 |
| SHA1 | d300656d26a408d983100d864e1a6c33c9bd8033 |
| SHA256 | 3bf2ac647eaa7f1b79fddb6ebc9762482ae7d22870a48f5cbf040d708652c6e6 |
| SHA512 | 5ca5394853399b25e898b60c21256174a277ce49694780538fcff9a7ca6f876fc562f4d21c36d41dad85e37942d8616007eadefc6f51f795b19deca9326236c8 |
memory/736-90-0x0000000000400000-0x000000000042F000-memory.dmp
memory/3452-91-0x0000000000F00000-0x0000000000F12000-memory.dmp
memory/3452-94-0x0000000000F00000-0x0000000000F12000-memory.dmp
memory/3452-92-0x0000000000F00000-0x0000000000F12000-memory.dmp
memory/3452-95-0x0000000000C00000-0x0000000000C2F000-memory.dmp
memory/3424-97-0x0000000008AE0000-0x0000000008C1F000-memory.dmp