Analysis Overview
SHA256
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18
Threat Level: Known bad
The file acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-10 09:38
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-10 09:38
Reported
2024-05-10 09:40
Platform
win7-20240508-en
Max time kernel
131s
Max time network
141s
Command Line
Signatures
Remcos
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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2232 set thread context of 2584 | N/A | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.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 |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.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\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.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\mVRHqirOY.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mVRHqirOY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8DDE.tmp"
C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"
Network
| Country | Destination | Domain | Proto |
| SE | 62.102.148.185:9771 | tcp | |
| SE | 62.102.148.185:9771 | tcp | |
| SE | 62.102.148.185:9771 | tcp | |
| SE | 62.102.148.185:9771 | tcp | |
| SE | 62.102.148.185:9771 | tcp |
Files
memory/2232-0-0x0000000073F1E000-0x0000000073F1F000-memory.dmp
memory/2232-1-0x0000000000990000-0x0000000000A2E000-memory.dmp
memory/2232-2-0x0000000073F10000-0x00000000745FE000-memory.dmp
memory/2232-3-0x00000000004D0000-0x00000000004E8000-memory.dmp
memory/2232-4-0x0000000000440000-0x000000000044E000-memory.dmp
memory/2232-5-0x00000000004F0000-0x0000000000506000-memory.dmp
memory/2232-6-0x0000000004C30000-0x0000000004C90000-memory.dmp
memory/2232-7-0x0000000073F1E000-0x0000000073F1F000-memory.dmp
memory/2232-8-0x0000000073F10000-0x00000000745FE000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
| MD5 | 4de9de50d4ae11cbf9a1e441d94621a2 |
| SHA1 | eabc07671ed5b199e1dd33cb3259bb7f32c1adae |
| SHA256 | 5f0b48d79a8ec52edfdcb7db404fa232845b90a1cfc391651f0400c8e1d643dc |
| SHA512 | fd897b1d6f2a832584482dce9d9cf9c3ce8dc1d5bc811b7fffb8a2c33b33db22a6e41f7f18b79abcf571f3d62c1d8e03b7da1305b0133c3f839d09c798cbb301 |
C:\Users\Admin\AppData\Local\Temp\tmp8DDE.tmp
| MD5 | 07f26eca45ade7a9ebb933d1d8914334 |
| SHA1 | 5706660e9709c920145826264ef5eaa7868d90a5 |
| SHA256 | 645cce6131ab20344069091b5f0daf42ef7d4edf7a0c6a920469c18a4f44905f |
| SHA512 | eb62db2fdfe507e80ad40e5b66dd37bcacff862b2586a01eba3e9ddc47aaaa208278fb7bcabd3e060a8d77a320dbadf638094bcf29d24c85013b4e9a73e8a084 |
memory/2584-21-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2584-23-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2584-29-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2584-32-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2584-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2584-27-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2584-25-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2584-33-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2584-34-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2232-37-0x0000000073F10000-0x00000000745FE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-10 09:38
Reported
2024-05-10 09:40
Platform
win10v2004-20240426-en
Max time kernel
148s
Max time network
152s
Command Line
Signatures
Remcos
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-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4808 set thread context of 2204 | N/A | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.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 |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.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\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.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\mVRHqirOY.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mVRHqirOY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAE60.tmp"
C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| SE | 62.102.148.185:9771 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| SE | 62.102.148.185:9771 | tcp | |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| SE | 62.102.148.185:9771 | tcp | |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| SE | 62.102.148.185:9771 | tcp | |
| SE | 62.102.148.185:9771 | tcp | |
| US | 8.8.8.8:53 | 31.73.42.20.in-addr.arpa | udp |
Files
memory/4808-0-0x000000007536E000-0x000000007536F000-memory.dmp
memory/4808-1-0x0000000000070000-0x000000000010E000-memory.dmp
memory/4808-2-0x0000000004F60000-0x0000000005504000-memory.dmp
memory/4808-3-0x00000000049B0000-0x0000000004A42000-memory.dmp
memory/4808-4-0x0000000004B60000-0x0000000004B6A000-memory.dmp
memory/4808-5-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/4808-6-0x0000000006010000-0x0000000006028000-memory.dmp
memory/4808-7-0x0000000005C20000-0x0000000005C2E000-memory.dmp
memory/4808-8-0x0000000005C30000-0x0000000005C46000-memory.dmp
memory/4808-9-0x0000000005C70000-0x0000000005CD0000-memory.dmp
memory/4808-10-0x0000000008440000-0x00000000084DC000-memory.dmp
memory/4808-11-0x000000007536E000-0x000000007536F000-memory.dmp
memory/4808-12-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2340-17-0x0000000002260000-0x0000000002296000-memory.dmp
memory/2340-18-0x0000000004EF0000-0x0000000005518000-memory.dmp
memory/2340-19-0x0000000075360000-0x0000000075B10000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpAE60.tmp
| MD5 | c70ada00fd0e9f37977b9f97f4b5588f |
| SHA1 | 68dae7fe4a9db12dbcf4009e2ff442870343384c |
| SHA256 | b3046d0dcbac566935a11fa54e62d3f1487d2baf25a884fbeb133b25f5b10de4 |
| SHA512 | 73958baf8ebdc997e13f4d21952cdc00178483730f4197238367e27b5433ef735d286dc3e7f62b68ff0f7f168ff01a4234bf55e397c1e5f6c34170036ba049c4 |
memory/2856-22-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2340-20-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2204-26-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2856-31-0x0000000005680000-0x00000000056E6000-memory.dmp
memory/2856-33-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2856-29-0x0000000004DE0000-0x0000000004E02000-memory.dmp
memory/2340-35-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2856-36-0x0000000075360000-0x0000000075B10000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3hlvrtf2.z00.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4808-48-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2204-37-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2856-34-0x00000000056F0000-0x0000000005A44000-memory.dmp
memory/2856-30-0x0000000005610000-0x0000000005676000-memory.dmp
memory/2204-25-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2204-23-0x0000000000400000-0x0000000000417000-memory.dmp
memory/2340-57-0x0000000005BA0000-0x0000000005BBE000-memory.dmp
memory/2340-58-0x0000000005BC0000-0x0000000005C0C000-memory.dmp
memory/2340-62-0x0000000075BF0000-0x0000000075C3C000-memory.dmp
memory/2856-79-0x0000000006220000-0x000000000623E000-memory.dmp
memory/2856-60-0x0000000075BF0000-0x0000000075C3C000-memory.dmp
memory/2856-59-0x0000000006250000-0x0000000006282000-memory.dmp
memory/2340-81-0x0000000006BA0000-0x0000000006C43000-memory.dmp
memory/2856-82-0x0000000007600000-0x0000000007C7A000-memory.dmp
memory/2340-83-0x0000000006EC0000-0x0000000006EDA000-memory.dmp
memory/2340-84-0x0000000006F30000-0x0000000006F3A000-memory.dmp
memory/2340-85-0x0000000007140000-0x00000000071D6000-memory.dmp
memory/2856-86-0x00000000071B0000-0x00000000071C1000-memory.dmp
memory/2340-87-0x00000000070F0000-0x00000000070FE000-memory.dmp
memory/2856-88-0x00000000071F0000-0x0000000007204000-memory.dmp
memory/2856-89-0x00000000072F0000-0x000000000730A000-memory.dmp
memory/2856-90-0x00000000072D0000-0x00000000072D8000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 5682026a96af72c61afce6523e68d111 |
| SHA1 | 221abc868b17373f389f5a650cd0364c6e217fe5 |
| SHA256 | 4d27ed9a0ee269e83b083dd3b8ab64b7efc28e29543af67625d8d179f5862bb9 |
| SHA512 | b05d7d752b56a21605c780071a9cf11ab853a9236ff02a7ef1ed0df58f35f4856ed4ca01009ca5151a114c392e9caaf3571a6e8ede5473a51621f72667f5183b |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
| MD5 | 968cb9309758126772781b83adb8a28f |
| SHA1 | 8da30e71accf186b2ba11da1797cf67f8f78b47c |
| SHA256 | 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a |
| SHA512 | 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3 |
memory/2856-96-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2340-97-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/2204-99-0x0000000000400000-0x0000000000417000-memory.dmp