Analysis Overview
SHA256
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772
Threat Level: Known bad
The file 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-09 10:59
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-09 10:59
Reported
2024-05-09 11:01
Platform
win7-20240221-en
Max time kernel
149s
Max time network
155s
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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2020 set thread context of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.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
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.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\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe
"C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.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\siRiSxOKgeg.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\siRiSxOKgeg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC08.tmp"
C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe
"C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe"
Network
| Country | Destination | Domain | Proto |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp |
Files
memory/2020-0-0x00000000745CE000-0x00000000745CF000-memory.dmp
memory/2020-1-0x0000000000F60000-0x0000000001066000-memory.dmp
memory/2020-2-0x00000000745C0000-0x0000000074CAE000-memory.dmp
memory/2020-3-0x00000000003E0000-0x0000000000400000-memory.dmp
memory/2020-4-0x0000000000630000-0x0000000000644000-memory.dmp
memory/2020-5-0x0000000005E30000-0x0000000005EF0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpAC08.tmp
| MD5 | 40da0e35842f475f5a5ab277fcbb7e2a |
| SHA1 | 2fdc04b65599e8ac6fd28ed40c389b03c138ffc8 |
| SHA256 | d24c9a2d5f89912cadd98be67b37b52b13de4f27a1da62a58a20c21cc03904e4 |
| SHA512 | b4b91c9359f90db5d572e05f4907b1ec74acc6297c15548326ce5f1089390908362b7b0fc4d336fae57dd7e206b53e4bf9217087a76e4d829b9d497119f193f1 |
memory/2616-14-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2616-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-32-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-36-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-31-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2020-37-0x00000000745C0000-0x0000000074CAE000-memory.dmp
memory/2616-42-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-43-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 2da1bb5d56c739096dda464e90ebd96a |
| SHA1 | cf944b7eab287c51943a6e9f4730c57076522f2e |
| SHA256 | 7958c2dcdccbafe80f3d4d68ec232d9d2e45f6cdb61258a55fca9ec6d5b959be |
| SHA512 | d0b994f2f35c8d053268cb543db3b8b2491e547c4b8bfa958cd3f8e91b2d9283353e5c80924772336a9ea699ac528ba93ed1ad266e6e82cff3831c16799f17b3 |
memory/2616-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-49-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-55-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-56-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-61-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-62-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-67-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-69-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-74-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2616-75-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-09 10:59
Reported
2024-05-09 11:01
Platform
win10v2004-20240226-en
Max time kernel
153s
Max time network
158s
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4656 set thread context of 3572 | N/A | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.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\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.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\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe
"C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.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\siRiSxOKgeg.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\siRiSxOKgeg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7EA1.tmp"
C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe
"C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe"
C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe
"C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3776 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 247.211.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 76.234.34.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp | |
| BE | 89.249.73.162:2479 | tcp |
Files
memory/4656-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp
memory/4656-1-0x0000000000950000-0x0000000000A56000-memory.dmp
memory/4656-2-0x00000000059D0000-0x0000000005F74000-memory.dmp
memory/4656-3-0x00000000054C0000-0x0000000005552000-memory.dmp
memory/4656-4-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4656-5-0x0000000005460000-0x000000000546A000-memory.dmp
memory/4656-6-0x00000000055F0000-0x0000000005610000-memory.dmp
memory/4656-7-0x0000000074B8E000-0x0000000074B8F000-memory.dmp
memory/4656-8-0x0000000005610000-0x0000000005624000-memory.dmp
memory/4656-9-0x00000000097B0000-0x0000000009870000-memory.dmp
memory/4656-10-0x000000000C910000-0x000000000C9AC000-memory.dmp
memory/2920-15-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/2920-16-0x00000000027B0000-0x00000000027E6000-memory.dmp
memory/4656-17-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/2920-18-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/2920-20-0x0000000005230000-0x0000000005858000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp7EA1.tmp
| MD5 | 37487cb02e325024c1b37a1aee05e457 |
| SHA1 | d9ce40abd54ab958ba2b48e22e6228d8f77e95e8 |
| SHA256 | 2f33599469bdf5108b4d66ddb516120791168c19f5902198205bc4f25afedad4 |
| SHA512 | 16252b4c98c47fedcbd71321a9b3a18f7e147b182fedb9ea5f1f4c36f070e7c9ff088da6e2b035d980ae13dc73c3edf31e8f79e7e38b49b9e90f7e7801b73cec |
memory/3572-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2920-25-0x0000000005030000-0x0000000005052000-memory.dmp
memory/2920-26-0x0000000005860000-0x00000000058C6000-memory.dmp
memory/4656-27-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/3572-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2920-29-0x0000000005A80000-0x0000000005AE6000-memory.dmp
memory/3572-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-36-0x0000000000400000-0x0000000000482000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4ovw5gge.v0l.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2920-44-0x0000000005AF0000-0x0000000005E44000-memory.dmp
memory/2920-45-0x0000000006100000-0x000000000611E000-memory.dmp
memory/2920-46-0x0000000006190000-0x00000000061DC000-memory.dmp
memory/2920-48-0x0000000071340000-0x000000007138C000-memory.dmp
memory/2920-58-0x00000000066B0000-0x00000000066CE000-memory.dmp
memory/2920-47-0x00000000066F0000-0x0000000006722000-memory.dmp
memory/2920-59-0x00000000070E0000-0x0000000007183000-memory.dmp
memory/2920-60-0x0000000007A50000-0x00000000080CA000-memory.dmp
memory/2920-61-0x0000000007400000-0x000000000741A000-memory.dmp
memory/2920-62-0x0000000007470000-0x000000000747A000-memory.dmp
memory/2920-64-0x0000000007680000-0x0000000007716000-memory.dmp
memory/2920-65-0x0000000007620000-0x0000000007631000-memory.dmp
memory/2920-66-0x0000000007650000-0x000000000765E000-memory.dmp
memory/2920-67-0x0000000007660000-0x0000000007674000-memory.dmp
memory/2920-68-0x0000000007750000-0x000000000776A000-memory.dmp
memory/2920-69-0x0000000007740000-0x0000000007748000-memory.dmp
memory/2920-73-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/3572-76-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-77-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | e69190ee41892729ca1117cd221e3c87 |
| SHA1 | baedfa5f87f4156d68f6a6070591755dc055e3df |
| SHA256 | 488456f0708bd00766cde8545c9ba6d353063d0a86fe5c66af5ab15d4eeac26a |
| SHA512 | 2dd9526dca4b2351f82ce92a0c7c26c5f477deef945506f3006504f079b50e020134601b8016f3482876419877cf20d92987c3492a769dedf2605629f5adae0f |
memory/3572-82-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-83-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-89-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-90-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-95-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-96-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-101-0x0000000000400000-0x0000000000482000-memory.dmp
memory/3572-103-0x0000000000400000-0x0000000000482000-memory.dmp