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
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
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