Analysis Overview
SHA256
5755305654c07b239c370661598bc698f8113b41fe5785e0e13098a66cdbd4eb
Threat Level: Known bad
The file HUD34EDRFQ253.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
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
2024-03-25 19:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-25 19:11
Reported
2024-03-25 19:13
Platform
win7-20240221-en
Max time kernel
150s
Max time network
152s
Command Line
Signatures
Remcos
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2196 set thread context of 2692 | N/A | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.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\HUD34EDRFQ253.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe | N/A |
| 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 AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.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\HUD34EDRFQ253.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe
"C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.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\HUD34EDRFQ253.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\XPTpFDOlta.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XPTpFDOlta" /XML "C:\Users\Admin\AppData\Local\Temp\tmp753F.tmp"
C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe
"C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe"
Network
| Country | Destination | Domain | Proto |
| UA | 194.147.140.180:1987 | tcp | |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/2196-1-0x0000000074200000-0x00000000748EE000-memory.dmp
memory/2196-0-0x0000000000CE0000-0x0000000000DE0000-memory.dmp
memory/2196-2-0x00000000006E0000-0x0000000000720000-memory.dmp
memory/2196-3-0x0000000000490000-0x00000000004A2000-memory.dmp
memory/2196-4-0x00000000006C0000-0x00000000006CC000-memory.dmp
memory/2196-5-0x00000000053A0000-0x0000000005460000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp753F.tmp
| MD5 | 83851635ee08188b3f0420d6d591f4e4 |
| SHA1 | eb0a8faf737323834190b164742f2f13cd9dc34d |
| SHA256 | dfa16844f9290cfbc771c94e73e47bdf01f623e01362b893d680bce569d02faf |
| SHA512 | 1e1604d67e82375599680040c4f86236fdbed00b2f71037190b263801152475bd382c1acec275508b18e8825b7dc8f2cf34a7a172edd96d99f0f200db862e42a |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
| MD5 | bfda54c33d5a1128b3d39878a44b97ab |
| SHA1 | b4a4268f3625e1332cb18a37c78fd4dcb165a76e |
| SHA256 | ef01840a2192e8908d67edc165e9deef82989cca053e26740994bc4d1335e3e3 |
| SHA512 | d9917c5e55043e80050f3156e4c59426d9aabd98849fb2f9909ddd0da433e0592a41508f58416f52e5385e9c07bc7b8e5f56c970ce7d7e00521e60b74e702c06 |
memory/2692-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2692-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2196-36-0x0000000074200000-0x00000000748EE000-memory.dmp
memory/2692-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-39-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-40-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-41-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2792-42-0x000000006F090000-0x000000006F63B000-memory.dmp
memory/2684-43-0x000000006F090000-0x000000006F63B000-memory.dmp
memory/2792-44-0x000000006F090000-0x000000006F63B000-memory.dmp
memory/2684-45-0x00000000024F0000-0x0000000002530000-memory.dmp
memory/2684-46-0x00000000024F0000-0x0000000002530000-memory.dmp
memory/2684-47-0x00000000024F0000-0x0000000002530000-memory.dmp
memory/2792-48-0x0000000000570000-0x00000000005B0000-memory.dmp
memory/2684-49-0x000000006F090000-0x000000006F63B000-memory.dmp
memory/2792-50-0x000000006F090000-0x000000006F63B000-memory.dmp
memory/2692-51-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-52-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-53-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-56-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | c97e052fa6f9d88df2e0e5cc898330a6 |
| SHA1 | 4fae70536f2f2d5e5234e4278d3b071d9f0a4db6 |
| SHA256 | 3d0feebad974df89a29c7973912062bc7c51a523ff1c2ba04278c1632cd2e14c |
| SHA512 | ea519c2402dd89498d88f80337d68686ec9c739b59c568f87ea19cd04e9baf888347bab0e283fc91272f10a083bc70ca2f6e8253b1dd128f736effe92521607c |
memory/2692-61-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-62-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-69-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-70-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-77-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-78-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-85-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-25 19:11
Reported
2024-03-25 19:13
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Remcos
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1760 set thread context of 2484 | N/A | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.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\HUD34EDRFQ253.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe | N/A |
| 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 |
| 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 |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe | N/A |
| 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 AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.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\HUD34EDRFQ253.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe
"C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.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\HUD34EDRFQ253.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\XPTpFDOlta.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XPTpFDOlta" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6503.tmp"
C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe
"C:\Users\Admin\AppData\Local\Temp\HUD34EDRFQ253.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 148.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 61.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| UA | 194.147.140.180:1987 | tcp | |
| US | 8.8.8.8:53 | 180.140.147.194.in-addr.arpa | udp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
| US | 8.8.8.8:53 | 50.33.237.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| 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 |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.173.189.20.in-addr.arpa | udp |
Files
memory/1760-0-0x0000000000B80000-0x0000000000C80000-memory.dmp
memory/1760-1-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/1760-2-0x0000000005C10000-0x00000000061B4000-memory.dmp
memory/1760-3-0x0000000005660000-0x00000000056F2000-memory.dmp
memory/1760-4-0x00000000058D0000-0x00000000058E0000-memory.dmp
memory/1760-5-0x0000000005820000-0x000000000582A000-memory.dmp
memory/1760-6-0x0000000005A90000-0x0000000005AA2000-memory.dmp
memory/1760-7-0x0000000005BC0000-0x0000000005BCC000-memory.dmp
memory/1760-8-0x0000000007170000-0x0000000007230000-memory.dmp
memory/1760-9-0x0000000009840000-0x00000000098DC000-memory.dmp
memory/1948-14-0x0000000002490000-0x00000000024C6000-memory.dmp
memory/1948-16-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2644-15-0x0000000005930000-0x0000000005F58000-memory.dmp
memory/1948-17-0x00000000025A0000-0x00000000025B0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp6503.tmp
| MD5 | 48d925fe1cdd27a2030bf8577fcdd595 |
| SHA1 | 50d2db3e174e4f5fe9c39f43297f1764ef9406b4 |
| SHA256 | d8584e9d9f5b27a826332ec53221c87b5cb15966d4a3b762bf7b6352a75746dc |
| SHA512 | 9ff3ba322c14450656acc61c50bb7e2b29151f2d30c589cacede9b831c44435cd4df92b8ade16b5e2de9cf10cc743c6ae40dd9089fc22ec83816231cfdd77379 |
memory/2644-18-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2644-20-0x00000000052F0000-0x0000000005300000-memory.dmp
memory/1948-23-0x00000000025A0000-0x00000000025B0000-memory.dmp
memory/2644-25-0x00000000060C0000-0x0000000006126000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r4horm40.s3m.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2644-41-0x0000000006230000-0x0000000006584000-memory.dmp
memory/2484-46-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-40-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2644-24-0x0000000005F60000-0x0000000005FC6000-memory.dmp
memory/2644-22-0x00000000052F0000-0x0000000005300000-memory.dmp
memory/1948-21-0x0000000005610000-0x0000000005632000-memory.dmp
memory/2484-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1760-49-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2484-51-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-54-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1948-53-0x0000000005D70000-0x0000000005D8E000-memory.dmp
memory/2484-55-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1948-57-0x0000000005E00000-0x0000000005E4C000-memory.dmp
memory/2484-56-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1948-59-0x000000007F000000-0x000000007F010000-memory.dmp
memory/2644-61-0x0000000071630000-0x000000007167C000-memory.dmp
memory/1948-60-0x0000000071630000-0x000000007167C000-memory.dmp
memory/1948-58-0x0000000006F10000-0x0000000006F42000-memory.dmp
memory/1948-72-0x0000000006F50000-0x0000000006F6E000-memory.dmp
memory/2644-62-0x000000007F590000-0x000000007F5A0000-memory.dmp
memory/1948-82-0x0000000006F80000-0x0000000007023000-memory.dmp
memory/2644-85-0x00000000052F0000-0x0000000005300000-memory.dmp
memory/2644-83-0x00000000052F0000-0x0000000005300000-memory.dmp
memory/1948-81-0x00000000025A0000-0x00000000025B0000-memory.dmp
memory/1948-86-0x00000000025A0000-0x00000000025B0000-memory.dmp
memory/2644-87-0x0000000008070000-0x00000000086EA000-memory.dmp
memory/1948-88-0x00000000070B0000-0x00000000070CA000-memory.dmp
memory/1948-89-0x0000000007120000-0x000000000712A000-memory.dmp
memory/1948-90-0x0000000007330000-0x00000000073C6000-memory.dmp
memory/2644-91-0x0000000007C30000-0x0000000007C41000-memory.dmp
memory/1948-92-0x00000000072E0000-0x00000000072EE000-memory.dmp
memory/2644-93-0x0000000007C70000-0x0000000007C84000-memory.dmp
memory/1948-94-0x00000000073F0000-0x000000000740A000-memory.dmp
memory/1948-95-0x00000000073D0000-0x00000000073D8000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 73615911c9f05af93b2817cc94f87825 |
| SHA1 | 297cc920c258e836b7f8b3f41dbb7e62b2806bca |
| SHA256 | bac7dc6cf7582085342be734a905785d0667fdb794acdb146550a251ad768100 |
| SHA512 | 60d1d9a737113fbc897f25422081bfc3ffab4616f47b2e8c7bc9c7831696196b94beb20f10c7a73e5439bb793180989aeafedc58938ce3d5da2f904db6a6707b |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
| MD5 | 968cb9309758126772781b83adb8a28f |
| SHA1 | 8da30e71accf186b2ba11da1797cf67f8f78b47c |
| SHA256 | 92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a |
| SHA512 | 4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3 |
memory/1948-101-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2644-102-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2484-104-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-105-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-106-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-111-0x0000000000400000-0x0000000000482000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 3eac7be4cf5d826d7c43cbaab7df2fb6 |
| SHA1 | cbb70311bad8a23e7d7ab3116f109c1b50334392 |
| SHA256 | df2ad3ba2125d422008c6c839b500f0ebcf5ec3b27e62c4c1cdcc6289f8cbb80 |
| SHA512 | 045aa788844960423ff24a9d131a4f52e389919f9e17902c10d9b380556c988fd175bf07000ec287a6ab6354a32e4536db94b870ad2a80fb9cb0b3cf4e4aa935 |
memory/2484-115-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-116-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-123-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-124-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-131-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-132-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-139-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2484-140-0x0000000000400000-0x0000000000482000-memory.dmp