Analysis Overview
SHA256
3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772
Threat Level: Known bad
The file 3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
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 01:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-10 01:18
Reported
2024-05-10 01:21
Platform
win7-20240508-en
Max time kernel
150s
Max time network
147s
Command Line
Signatures
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
| Description | Indicator | Process | Target |
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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 1872 set thread context of 2804 | 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\tmp4328.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/1872-0-0x000000007423E000-0x000000007423F000-memory.dmp
memory/1872-1-0x00000000013D0000-0x00000000014D6000-memory.dmp
memory/1872-2-0x0000000074230000-0x000000007491E000-memory.dmp
memory/1872-3-0x0000000000960000-0x0000000000980000-memory.dmp
memory/1872-4-0x0000000000B30000-0x0000000000B44000-memory.dmp
memory/1872-5-0x0000000005CB0000-0x0000000005D70000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp4328.tmp
| MD5 | c80eacfec1bcd89a9f4051068b1d22a8 |
| SHA1 | 3ef30eb22905556a42e5b28cf31983f45162e0b1 |
| SHA256 | 428fbb58117baa799b47358c3263bc558eed2a4d32dc98dea863822863db2159 |
| SHA512 | bba57fb8f5509779c3c23b83d86137920c5d3dc1baafd6bdc2bf22ad2228deee929ace085f43e3ac4a1bfdeed53e0df4231b1853b8bc29d6afbb2704652559da |
memory/2804-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1872-35-0x0000000074230000-0x000000007491E000-memory.dmp
memory/2804-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2804-42-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-43-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 2d8595b62cbc03ccb0ca7b6d906c208f |
| SHA1 | ea2c77d889f12177690a6ad6b11559358d2176c2 |
| SHA256 | d12c85ca2e770876a53f52fb9a3b6930fd81732a518adf8637e2591ef9e187ac |
| SHA512 | a21721d8c84701869b997eec4db9d2540bc512d477cc4e66978a5d201aa12407fc2797d8ca9359c9ee96a9212726e2909ed4a634549252603e769b8e249c823c |
memory/2804-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-49-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-55-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-56-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-61-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-62-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-67-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-69-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-74-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2804-75-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-10 01:18
Reported
2024-05-10 01:21
Platform
win10v2004-20240508-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
Remcos
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
| Description | Indicator | Process | Target |
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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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\3dbe769bb2675de3bada40f257ce820b7356c2acb79bb3d4509d145fc9150772.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4492 set thread context of 1764 | 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\tmp8107.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"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| 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 | 26.35.223.20.in-addr.arpa | udp |
| BE | 89.249.73.162:2479 | tcp | |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.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 | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 6.160.77.104.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 |
Files
memory/4492-0-0x000000007480E000-0x000000007480F000-memory.dmp
memory/4492-1-0x0000000000C30000-0x0000000000D36000-memory.dmp
memory/4492-2-0x0000000005D60000-0x0000000006304000-memory.dmp
memory/4492-3-0x00000000057B0000-0x0000000005842000-memory.dmp
memory/4492-4-0x0000000005730000-0x000000000573A000-memory.dmp
memory/4492-5-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/4492-6-0x0000000005B40000-0x0000000005B60000-memory.dmp
memory/4492-7-0x0000000005B60000-0x0000000005B74000-memory.dmp
memory/4492-8-0x0000000009730000-0x00000000097F0000-memory.dmp
memory/4492-9-0x000000000C890000-0x000000000C92C000-memory.dmp
memory/1036-14-0x0000000004C70000-0x0000000004CA6000-memory.dmp
memory/1036-16-0x0000000005360000-0x0000000005988000-memory.dmp
memory/1036-15-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1036-17-0x0000000074800000-0x0000000074FB0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp8107.tmp
| MD5 | 41204581e4d4471174c71e82811fa91b |
| SHA1 | 1249c94fc256bcf95937cd04c2d1d7458fda83f6 |
| SHA256 | aefd8958489ece42b26e3d7b684ffe52bfe87a0281d890e5f8875dfecf1a0dd6 |
| SHA512 | f14e9b6b23c90a37acd9e8e1071759b1fb8e6a05bab02e54e59f20e1a94d78bd1dee033b61c5a5b9c8158dbdc327479583bb4327571cadd3de6ba96175ca8907 |
memory/1036-19-0x00000000059C0000-0x00000000059E2000-memory.dmp
memory/1036-21-0x0000000005BD0000-0x0000000005C36000-memory.dmp
memory/1036-20-0x0000000005B60000-0x0000000005BC6000-memory.dmp
memory/1036-22-0x0000000074800000-0x0000000074FB0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y1obtvap.qop.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1764-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1036-35-0x0000000005C40000-0x0000000005F94000-memory.dmp
memory/1764-32-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-42-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4492-43-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1764-40-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1036-44-0x0000000006220000-0x000000000623E000-memory.dmp
memory/1036-45-0x0000000006770000-0x00000000067BC000-memory.dmp
memory/1036-46-0x0000000006820000-0x0000000006852000-memory.dmp
memory/1036-47-0x0000000075090000-0x00000000750DC000-memory.dmp
memory/1036-57-0x0000000006860000-0x000000000687E000-memory.dmp
memory/1036-58-0x00000000072A0000-0x0000000007343000-memory.dmp
memory/1036-59-0x0000000007BD0000-0x000000000824A000-memory.dmp
memory/1036-60-0x0000000007570000-0x000000000758A000-memory.dmp
memory/1036-61-0x00000000075E0000-0x00000000075EA000-memory.dmp
memory/1036-62-0x00000000077F0000-0x0000000007886000-memory.dmp
memory/1036-63-0x0000000007770000-0x0000000007781000-memory.dmp
memory/1036-64-0x00000000077A0000-0x00000000077AE000-memory.dmp
memory/1036-65-0x00000000077B0000-0x00000000077C4000-memory.dmp
memory/1036-66-0x00000000078B0000-0x00000000078CA000-memory.dmp
memory/1036-67-0x0000000007890000-0x0000000007898000-memory.dmp
memory/1036-70-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1764-75-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-76-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-77-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 3a5f339e7e5477f362040f84d8eddd20 |
| SHA1 | f502657c9ef1989dd3474428ccb53416e3304f19 |
| SHA256 | 63c119a82419a8a5b4a04db5912c33cc08bbd577c16a3a5bdcb93b2c82332c9a |
| SHA512 | ff4f057c7d5d95b73313ccf9616794da1c81a537f418dce1006a312939b69f6f9edb0b02ffe8872809dce40b2cddffe05a3cd953bc4bce87c9d8720c55929cfd |
memory/1764-82-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-83-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-89-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-90-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-95-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-96-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-101-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-103-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-108-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1764-109-0x0000000000400000-0x0000000000482000-memory.dmp