Analysis Overview
SHA256
e2e4ce0315ef9f241c5d3ab09ccc9de3f8bd71f5388d8a4dd7fadd0a1110f266
Threat Level: Known bad
The file B.PNG was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Checks computer location settings
Suspicious use of SetThreadContext
Drops file in System32 directory
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-05-01 05:34
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-01 05:34
Reported
2023-05-01 05:37
Platform
win7-20230220-en
Max time kernel
145s
Max time network
30s
Command Line
Signatures
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| File opened for modification | C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.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 |
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 |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\B.ps1
C:\Windows\system32\schtasks.exe
"C:\Windows\system32\schtasks.exe" /create /sc minute /mo 1 /tn Nothing /tr C:\ProgramData\Nothing\Nothing.vbs
C:\Windows\system32\taskeng.exe
taskeng.exe {68869657-4C96-4222-BE60-FF7741CF6351} S-1-5-21-3499517378-2376672570-1134980332-1000:MLXLFKOI\Admin:Interactive:[1]
C:\Windows\System32\WScript.exe
C:\Windows\System32\WScript.exe "C:\ProgramData\Nothing\Nothing.vbs"
C:\Windows\System32\cmd.exe
cmd /c ""C:\ProgramData\Nothing\1.bat" "
C:\Windows\system32\cmd.exe
CMD /C POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\System32\WScript.exe
C:\Windows\System32\WScript.exe "C:\ProgramData\Nothing\Nothing.vbs"
C:\Windows\System32\cmd.exe
cmd /c ""C:\ProgramData\Nothing\1.bat" "
C:\Windows\system32\cmd.exe
CMD /C POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\System32\WScript.exe
C:\Windows\System32\WScript.exe "C:\ProgramData\Nothing\Nothing.vbs"
Network
Files
memory/1472-58-0x000000001B240000-0x000000001B522000-memory.dmp
memory/1472-59-0x00000000022F0000-0x00000000022F8000-memory.dmp
memory/1472-60-0x0000000002890000-0x0000000002910000-memory.dmp
memory/1472-61-0x0000000002890000-0x0000000002910000-memory.dmp
memory/1472-62-0x0000000002890000-0x0000000002910000-memory.dmp
memory/1472-63-0x0000000002890000-0x0000000002910000-memory.dmp
C:\ProgramData\Nothing\Nothing.vbs
| MD5 | 617f5a86804776b6e4153709d03fd144 |
| SHA1 | 2abe924e3ada5b487a9a67ee22e8e1c21a47b516 |
| SHA256 | b582e1508d3cc895cbb37a547a770a62e1c02ec555265f7bd231c734127b3867 |
| SHA512 | a40b25239589f3029a837077c639633e966f69c6c4096db1cad526e849fd5a44bef01270dc4f20049829ed8e85f1fae3e6e0b3d4be8c049d7c974df958136842 |
C:\ProgramData\Nothing\1.bat
| MD5 | 2135f53fe669b95ef3dfc8159f002f35 |
| SHA1 | 784f7c804a8017298a0444961da570c54e234128 |
| SHA256 | a012ee5f76492bcf0a72c415f098d0a0e21ea28f3a08e179089ed74ec1051134 |
| SHA512 | 6115083a87f84bbbd28607c407324539c9ae5e6834c6d18404ed516f993ab4f7fedb246c192257183dc429bf2a23b84c81fa52e608a3486666a0ecd001614b92 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | 9b722da9a4f40066e58f798a8b473eab |
| SHA1 | 58fb49e834cff76f478b33a0f622c704aa817341 |
| SHA256 | 14e54ab80c704639d7ce27beedc7aa2542ccd9ee9fbb6fd42dd1e301db44076f |
| SHA512 | 77933bddd553827f3d587a928b4dd7c47bfc6e517f1de2dfa582d2094de25508a271abf27a88f5c3025d2c3e72772540eb0d874cce22d32c6b61c83a23ed9cc0 |
memory/1532-76-0x000000001B360000-0x000000001B642000-memory.dmp
memory/1532-77-0x0000000001F40000-0x0000000001F48000-memory.dmp
memory/1532-78-0x0000000002950000-0x00000000029D0000-memory.dmp
memory/1532-79-0x0000000002950000-0x00000000029D0000-memory.dmp
memory/1532-80-0x0000000002950000-0x00000000029D0000-memory.dmp
C:\ProgramData\Nothing\Nothing.ps1
| MD5 | 633e2bd5aad471f331d308b70df2cde7 |
| SHA1 | 187f14b57103beffada3b283eeba4f528a466b00 |
| SHA256 | d1e4eab2f9cb99e6d3fcf39b82bfcf7cdc216cd355570b8305c15877889afcea |
| SHA512 | 7c36819998154344f6ae6c68b2f72d559fd92a088fd4a96c30b75727310cdcf36b4f42dc57f66a4e438ff1cac1fa121479e7d20630b7ddfdc1ebb520b343fb80 |
memory/1532-82-0x0000000002950000-0x00000000029D0000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | 614647975b625573447271943405080c |
| SHA1 | 0159d1fdece23f207e1aa7cb7676052d8e0cc4fd |
| SHA256 | 3d9b1567e9703e6eb02e910f73b7e0c590f716c0dceacdb5681c272573fa80e8 |
| SHA512 | 13596242ab625385517e6206a085c8926104b090baff337c3ca35ecf8ab3d7c79338cffb086bd258044778e9a2943684f3e3b600c603f6901b99c9cbb43d96ab |
\??\PIPE\srvsvc
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DGS0SYYEAVCVPN1S38G2.temp
| MD5 | 614647975b625573447271943405080c |
| SHA1 | 0159d1fdece23f207e1aa7cb7676052d8e0cc4fd |
| SHA256 | 3d9b1567e9703e6eb02e910f73b7e0c590f716c0dceacdb5681c272573fa80e8 |
| SHA512 | 13596242ab625385517e6206a085c8926104b090baff337c3ca35ecf8ab3d7c79338cffb086bd258044778e9a2943684f3e3b600c603f6901b99c9cbb43d96ab |
memory/1520-89-0x0000000002794000-0x0000000002797000-memory.dmp
memory/1520-90-0x000000000279B000-0x00000000027D2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-05-01 05:34
Reported
2023-05-01 05:37
Platform
win10v2004-20230221-en
Max time kernel
145s
Max time network
150s
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-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2288 set thread context of 3672 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 4968 set thread context of 516 | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.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\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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 |
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\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.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
Uses Task Scheduler COM API
Processes
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\B.ps1
C:\Windows\system32\schtasks.exe
"C:\Windows\system32\schtasks.exe" /create /sc minute /mo 1 /tn Nothing /tr C:\ProgramData\Nothing\Nothing.vbs
C:\Windows\System32\WScript.exe
C:\Windows\System32\WScript.exe "C:\ProgramData\Nothing\Nothing.vbs"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\ProgramData\Nothing\1.bat" "
C:\Windows\system32\cmd.exe
CMD /C POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\System32\WScript.exe
C:\Windows\System32\WScript.exe "C:\ProgramData\Nothing\Nothing.vbs"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\ProgramData\Nothing\1.bat" "
C:\Windows\system32\cmd.exe
CMD /C POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
POWERSHELL -NOP -WIND HIDDEN -eXEC BYPASS -NONI "C:\ProgramData\Nothing\Nothing.ps1"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\System32\WScript.exe
C:\Windows\System32\WScript.exe "C:\ProgramData\Nothing\Nothing.vbs"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 160.145.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.4.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 13.89.178.27:443 | tcp | |
| US | 8.8.8.8:53 | Modyhr.ddnsfree.com | udp |
| US | 45.80.158.121:7707 | Modyhr.ddnsfree.com | tcp |
| US | 8.8.8.8:53 | 121.158.80.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| NL | 8.253.208.120:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| NL | 8.253.208.120:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3b3y0pti.mxi.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1052-133-0x000001C147A70000-0x000001C147A92000-memory.dmp
memory/1052-144-0x000001C1479B0000-0x000001C1479C0000-memory.dmp
memory/1052-139-0x000001C1479B0000-0x000001C1479C0000-memory.dmp
memory/1052-145-0x000001C1479B0000-0x000001C1479C0000-memory.dmp
memory/1052-150-0x000001C1479B0000-0x000001C1479C0000-memory.dmp
memory/1052-151-0x000001C1479B0000-0x000001C1479C0000-memory.dmp
memory/1052-152-0x000001C1479B0000-0x000001C1479C0000-memory.dmp
C:\ProgramData\Nothing\Nothing.vbs
| MD5 | 617f5a86804776b6e4153709d03fd144 |
| SHA1 | 2abe924e3ada5b487a9a67ee22e8e1c21a47b516 |
| SHA256 | b582e1508d3cc895cbb37a547a770a62e1c02ec555265f7bd231c734127b3867 |
| SHA512 | a40b25239589f3029a837077c639633e966f69c6c4096db1cad526e849fd5a44bef01270dc4f20049829ed8e85f1fae3e6e0b3d4be8c049d7c974df958136842 |
C:\ProgramData\Nothing\1.bat
| MD5 | 2135f53fe669b95ef3dfc8159f002f35 |
| SHA1 | 784f7c804a8017298a0444961da570c54e234128 |
| SHA256 | a012ee5f76492bcf0a72c415f098d0a0e21ea28f3a08e179089ed74ec1051134 |
| SHA512 | 6115083a87f84bbbd28607c407324539c9ae5e6834c6d18404ed516f993ab4f7fedb246c192257183dc429bf2a23b84c81fa52e608a3486666a0ecd001614b92 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | 223bd4ae02766ddc32e6145fd1a29301 |
| SHA1 | 900cfd6526d7e33fb4039a1cc2790ea049bc2c5b |
| SHA256 | 1022ec2fed08ff473817fc53893e192a8e33e6a16f3d2c8cb6fd37f49c938e1e |
| SHA512 | 648cd3f8a89a18128d2b1bf960835e087a74cdbc783dbfcc712b3cb9e3a2e4f715e534ba2ef81d89af8f60d4882f6859373248c875ceb26ad0922e891f2e74cc |
memory/2288-165-0x000001CB19790000-0x000001CB197A0000-memory.dmp
memory/2288-166-0x000001CB19790000-0x000001CB197A0000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 5161e9d6b9b677b7af6e5bb11a361b91 |
| SHA1 | 9fe0a04c2bb86467b9aa584c78db4fc7eccfdd42 |
| SHA256 | addb0aa038e121d21d7b4bd4ba49316c05294a582cb430eb37ce3925324bd3d0 |
| SHA512 | 95b4a85b4240145d35f1f14bc07ee87b597d484935599f898074be16a7bfcc6fdb36e31e5afedac1c83bdbcbf402c40a3573f2b3512ba521f3ad29fd503f7749 |
C:\ProgramData\Nothing\Nothing.ps1
| MD5 | 633e2bd5aad471f331d308b70df2cde7 |
| SHA1 | 187f14b57103beffada3b283eeba4f528a466b00 |
| SHA256 | d1e4eab2f9cb99e6d3fcf39b82bfcf7cdc216cd355570b8305c15877889afcea |
| SHA512 | 7c36819998154344f6ae6c68b2f72d559fd92a088fd4a96c30b75727310cdcf36b4f42dc57f66a4e438ff1cac1fa121479e7d20630b7ddfdc1ebb520b343fb80 |
memory/2288-172-0x000001CB19790000-0x000001CB197A0000-memory.dmp
memory/3672-173-0x0000000000400000-0x0000000000416000-memory.dmp
memory/3672-175-0x0000000005500000-0x0000000005510000-memory.dmp
memory/3672-176-0x0000000005E50000-0x00000000063F4000-memory.dmp
memory/3672-177-0x0000000005A80000-0x0000000005B12000-memory.dmp
memory/3672-178-0x0000000005A60000-0x0000000005A6A000-memory.dmp
memory/3672-179-0x00000000065E0000-0x000000000667C000-memory.dmp
memory/3672-180-0x0000000006540000-0x00000000065A6000-memory.dmp
memory/3672-181-0x0000000005500000-0x0000000005510000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | cb7666e5e5cad13b3a781f3d2eb0d24f |
| SHA1 | 6578ad7f4f59ebd771a1351cc3df7f87d471b033 |
| SHA256 | cafff50a0d49b0a3770acc5c5d4433f5ad01f1a7d5479484912c8e9664880137 |
| SHA512 | ffc2b6a5730ef07f907b8c2617388ac2d2abb4cd0035a4baf086eb3a8c62bb5da16259387f3d64e803fbac9e243a611efca12462c2b98449826b10787b740b04 |
memory/4968-192-0x0000021181720000-0x0000021181730000-memory.dmp
memory/4968-193-0x0000021181720000-0x0000021181730000-memory.dmp
memory/4968-194-0x0000021181720000-0x0000021181730000-memory.dmp
memory/516-197-0x0000000005420000-0x0000000005430000-memory.dmp