Analysis Overview
SHA256
9029049c5ec20386d9b26400f0de2986952ba3834fadf08366d4ba247c06afac
Threat Level: Known bad
The file 3cb8519b3d33b567e68289dd057629c12388ca19ee2cd0bfd2dcbefe8728402d.zip was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Checks computer location settings
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-03-21 13:26
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-03-21 13:26
Reported
2023-03-21 13:28
Platform
win7-20230220-en
Max time kernel
30s
Max time network
34s
Command Line
Signatures
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2044 wrote to memory of 1852 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\System32\WScript.exe |
| PID 2044 wrote to memory of 1852 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\System32\WScript.exe |
| PID 2044 wrote to memory of 1852 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\System32\WScript.exe |
| PID 1852 wrote to memory of 980 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1852 wrote to memory of 980 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1852 wrote to memory of 980 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\3cb8519b3d33b567e68289dd057629c12388ca19ee2cd0bfd2dcbefe8728402d.ps1
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\ProgramData\Document\BT.vbs"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" &{$a='ReadAllText';$T='C:\ProgramData\Document\BT.ps1';IEx([<#1#>IO.File<#1#>]::$a($T))}
Network
Files
memory/2044-58-0x00000000025A0000-0x0000000002620000-memory.dmp
memory/2044-59-0x00000000025A0000-0x0000000002620000-memory.dmp
memory/2044-60-0x000000001B1F0000-0x000000001B4D2000-memory.dmp
memory/2044-61-0x0000000001F40000-0x0000000001F48000-memory.dmp
memory/2044-62-0x00000000025A0000-0x0000000002620000-memory.dmp
memory/2044-63-0x00000000025A0000-0x0000000002620000-memory.dmp
C:\ProgramData\Document\BT.vbs
| MD5 | f7da689911a44bf28a2908f1522267f6 |
| SHA1 | 8a07c961848dcbc095e22edeab099ef3f36ab2b6 |
| SHA256 | 60e6a5212c5d64aa96bcb296aeb044067a6c8910b39e84b6b36eec74c3a1d834 |
| SHA512 | 8dee32c503a4b516e8d8e4e8eefe3fb166c8abd4a49d294e583a5847030048fad0b2a90043252563d49a55978dad475ff6d5a4b215feed9b2b3d82a9b4674dbd |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | a236dce757b2beab4ea96c2aaf10e57e |
| SHA1 | d9f6028f889db0250269630bcf0854808d75ed6e |
| SHA256 | 7da78e09b156e8a9fa296ae83d9f226a77ed7297ea6d7b16d5246e64eb773a43 |
| SHA512 | bd5ed07812188016d3d147d673d3885245fd1c08025e6c1b111adc40f847090cdfc03ad4f796dda95980ce1153a37c9085fd6aa2d1baad763907bb70b69c4b55 |
memory/980-76-0x000000001B190000-0x000000001B472000-memory.dmp
memory/980-77-0x0000000001FC0000-0x0000000001FC8000-memory.dmp
memory/980-78-0x0000000002580000-0x0000000002600000-memory.dmp
memory/980-79-0x0000000002580000-0x0000000002600000-memory.dmp
memory/980-80-0x0000000002580000-0x0000000002600000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-03-21 13:26
Reported
2023-03-21 13:28
Platform
win10v2004-20230220-en
Max time kernel
122s
Max time network
149s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation | C:\Windows\system32\mshta.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2200 set thread context of 2860 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\Local Settings | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000_Classes\Local Settings | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\3cb8519b3d33b567e68289dd057629c12388ca19ee2cd0bfd2dcbefe8728402d.ps1
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\ProgramData\Document\BT.vbs"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" &{$a='ReadAllText';$T='C:\ProgramData\Document\BT.ps1';IEx([<#1#>IO.File<#1#>]::$a($T))}
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\ProgramData\schtasks\Document.vbs"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\ProgramData\Document\Loader.bat" "
C:\Windows\system32\mshta.exe
mshta vbscript:Execute("CreateObject(""WScript.Shell"").Run ""powershell -Execu"+"tionP"+"olicy"+" Bypass & 'C:\ProgramData\Document\Document.ps1'"", 0:close")
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass & 'C:\ProgramData\Document\Document.ps1'
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 84.150.43.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.175.53.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.81.184.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.38.195.152.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.104.205.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | xxxprofxxx.dnsdojo.com | udp |
| NL | 185.252.178.121:5126 | xxxprofxxx.dnsdojo.com | tcp |
| US | 8.8.8.8:53 | 121.178.252.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.77.109.52.in-addr.arpa | udp |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| NL | 8.238.20.126:80 | tcp | |
| US | 8.8.8.8:53 | 216.74.101.95.in-addr.arpa | udp |
Files
memory/4396-133-0x0000015403470000-0x0000015403492000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gbzf0dvd.5dz.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4396-144-0x000001541BA10000-0x000001541BA20000-memory.dmp
memory/4396-145-0x000001541BA10000-0x000001541BA20000-memory.dmp
memory/4396-143-0x000001541BA10000-0x000001541BA20000-memory.dmp
C:\ProgramData\Document\BT.vbs
| MD5 | f7da689911a44bf28a2908f1522267f6 |
| SHA1 | 8a07c961848dcbc095e22edeab099ef3f36ab2b6 |
| SHA256 | 60e6a5212c5d64aa96bcb296aeb044067a6c8910b39e84b6b36eec74c3a1d834 |
| SHA512 | 8dee32c503a4b516e8d8e4e8eefe3fb166c8abd4a49d294e583a5847030048fad0b2a90043252563d49a55978dad475ff6d5a4b215feed9b2b3d82a9b4674dbd |
memory/4396-154-0x000001541C7A0000-0x000001541C9BC000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | 223bd4ae02766ddc32e6145fd1a29301 |
| SHA1 | 900cfd6526d7e33fb4039a1cc2790ea049bc2c5b |
| SHA256 | 1022ec2fed08ff473817fc53893e192a8e33e6a16f3d2c8cb6fd37f49c938e1e |
| SHA512 | 648cd3f8a89a18128d2b1bf960835e087a74cdbc783dbfcc712b3cb9e3a2e4f715e534ba2ef81d89af8f60d4882f6859373248c875ceb26ad0922e891f2e74cc |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 5161e9d6b9b677b7af6e5bb11a361b91 |
| SHA1 | 9fe0a04c2bb86467b9aa584c78db4fc7eccfdd42 |
| SHA256 | addb0aa038e121d21d7b4bd4ba49316c05294a582cb430eb37ce3925324bd3d0 |
| SHA512 | 95b4a85b4240145d35f1f14bc07ee87b597d484935599f898074be16a7bfcc6fdb36e31e5afedac1c83bdbcbf402c40a3573f2b3512ba521f3ad29fd503f7749 |
C:\ProgramData\Document\BT.ps1
| MD5 | 8d451fd494230dd4127b275966ba290f |
| SHA1 | 02c3e43b381cfd619cb3291eb493d4bda3f9ab12 |
| SHA256 | c2ffafbfb8579c34128f518f2b263bdfe4de13002d74ba59c880fb2759ca5557 |
| SHA512 | fb74663c62111fccb11e2590dfa5c429c54a68fec0be21ef84540191ffbc56656bfff4429fbe254a0fb8e9b11211130ff8c3ca4edbee25a8a4f149279be9238e |
memory/4240-167-0x000001436A770000-0x000001436A780000-memory.dmp
memory/4240-169-0x000001436A770000-0x000001436A780000-memory.dmp
memory/4240-170-0x000001436A770000-0x000001436A780000-memory.dmp
C:\ProgramData\schtasks\Document.vbs
| MD5 | 3fdf59c6cc932ccfb273ee77a5338509 |
| SHA1 | dc0bfd3323aff0fdabd00f98496f30cb1a2aee5f |
| SHA256 | d8ded725a6dec74218c880a7c80c20755efecb0a8e3d82d5fae5963652c215e4 |
| SHA512 | e049dc02cc84139cd775fc1bfb901574b8fb2aff393a8da696f2602c8adda17bb0dfb62c19a31d8b15ade2179b5e54c41deacb3b01d785d1cb621dc0a0a0aa80 |
C:\ProgramData\Document\Loader.bat
| MD5 | 5674db0c1c30da598e7ffcba50057f44 |
| SHA1 | e9b1258a330801677de88eba3ddf91e8166b1c2b |
| SHA256 | 0ba464c177c823e5972072c92fd64d62891990dca76fbbea1938a3b143209dbe |
| SHA512 | d0228e02fd377de14ca89507907126897969a99a712f33bf9d5642317e670bd8c7cf9390cd5ec39b50a5947bfd67ef2d0b5b2b6629ef7c5c9c29ab87fd80698d |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 4d9d245058609d83f6256f0ee87930cb |
| SHA1 | 5e0f37247a8db6c07db14595269f5a1d227a95df |
| SHA256 | 2d64bd1b0e306594a1fbd5c72145c9dddcf2265f7bb353f296c2911d91c7131c |
| SHA512 | fe73ed1b788f88f0efc9e346223f3639bd7ba2b079f12a51676e975e55486cecd15fe09b2c86b4446c6621bb96058385cac2a34a96a578d1174f1e372684402f |
memory/2200-187-0x00000199B6950000-0x00000199B6960000-memory.dmp
memory/2200-186-0x00000199B6950000-0x00000199B6960000-memory.dmp
memory/2200-188-0x00000199B6950000-0x00000199B6960000-memory.dmp
C:\ProgramData\Document\Document.ps1
| MD5 | f70b15212eb48b388ce2d17676fcf92f |
| SHA1 | 3fa0b8f34b57e8cef40b9d9a75ad59257341e11a |
| SHA256 | de8557c41394ce43f86a6319df87ad76c409779e7c4dbaaea85a46bd592e27f9 |
| SHA512 | 3052bdef416c9abcb93066ce9a2a4f7e956bb7a6978c1be0e68f06d01ae572c4fbf47065c1384a26d4810f4dce172ac8cc9534223f10403829bd6966cf58bfda |
memory/2860-190-0x0000000000400000-0x0000000000414000-memory.dmp
memory/2860-192-0x00000000054D0000-0x00000000054E0000-memory.dmp
memory/2860-193-0x0000000005D10000-0x00000000062B4000-memory.dmp
memory/2860-194-0x0000000005940000-0x00000000059D2000-memory.dmp
memory/2860-195-0x0000000005930000-0x000000000593A000-memory.dmp
memory/2860-196-0x00000000064A0000-0x000000000653C000-memory.dmp
memory/2860-197-0x0000000006400000-0x0000000006466000-memory.dmp
memory/2860-198-0x00000000054D0000-0x00000000054E0000-memory.dmp