Analysis Overview
SHA256
f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2
Threat Level: Known bad
The file TSTS 0005A.bat was found to be: Known bad.
Malicious Activity Summary
Remcos
Checks computer location settings
Suspicious use of SetThreadContext
Enumerates physical storage devices
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-05 09:51
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-05 09:51
Reported
2024-04-05 09:53
Platform
win7-20240221-en
Max time kernel
149s
Max time network
147s
Command Line
Signatures
Remcos
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2132 set thread context of 1252 | N/A | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| 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\TSTS 0005A.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe
"C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.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\vcEDbAjawlTHE.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vcEDbAjawlTHE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp53FA.tmp"
C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe
"C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | sembe.duckdns.org | udp |
| BE | 194.187.251.115:14645 | sembe.duckdns.org | tcp |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/2132-0-0x0000000001050000-0x0000000001138000-memory.dmp
memory/2132-1-0x00000000748C0000-0x0000000074FAE000-memory.dmp
memory/2132-2-0x00000000006B0000-0x00000000006F0000-memory.dmp
memory/2132-3-0x00000000004D0000-0x00000000004E0000-memory.dmp
memory/2132-4-0x0000000000530000-0x000000000053C000-memory.dmp
memory/2132-5-0x0000000005410000-0x00000000054D0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp53FA.tmp
| MD5 | cc01a42697ae94295ae2a6af635d9bd4 |
| SHA1 | 963860d791fc394facb7fb425c1d3b8f414afe69 |
| SHA256 | e3c9ab5434eeebb5e5ddcdcacfdd7dbe3317db31f287a171601c4ebd46cfc330 |
| SHA512 | 6ee0602b6c04b912d9e0facc046d86ed18ee65f57e4cda3c721f1da17eb6c650e94b135d72be086b77705a9011e86682d38cd2dca7788af2bb067654de63f18a |
memory/1252-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1252-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-32-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2132-33-0x00000000748C0000-0x0000000074FAE000-memory.dmp
memory/1252-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-36-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2584-38-0x000000006EC90000-0x000000006F23B000-memory.dmp
memory/2584-40-0x000000006EC90000-0x000000006F23B000-memory.dmp
memory/1252-39-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2584-41-0x00000000029E0000-0x0000000002A20000-memory.dmp
memory/2584-42-0x000000006EC90000-0x000000006F23B000-memory.dmp
memory/1252-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-44-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-47-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-52-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-53-0x0000000000400000-0x0000000000482000-memory.dmp
C:\Users\Admin\AppData\Roaming\notess\logs.dat
| MD5 | 12ff5ee42c35fa3c4a6000e273f9ab8e |
| SHA1 | 1966e9134ba83967ab9646044d015e01131dc8aa |
| SHA256 | 10f1f6448cd1f696783456b631c95c761849cfec1e91d7f940246c4d862ace66 |
| SHA512 | 99511f86b6a2b50c9c76041d072e2b21b438c88d5669bce86e3c3bdaeaa4153f06bcefac7148986646a5f66ea809ba5c1e09096a52ee8c615210680f6555ca75 |
memory/1252-60-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-68-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-69-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-76-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1252-77-0x0000000000400000-0x0000000000482000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-05 09:51
Reported
2024-04-05 09:53
Platform
win10v2004-20240226-en
Max time kernel
162s
Max time network
163s
Command Line
Signatures
Remcos
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2672 set thread context of 1268 | N/A | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.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\TSTS 0005A.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe
"C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.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\vcEDbAjawlTHE.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vcEDbAjawlTHE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF26E.tmp"
C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe
"C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe"
C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.exe
"C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.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=4052 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 154.136.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| DE | 142.250.74.202:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 216.239.32.29:80 | pki.goog | tcp |
| US | 8.8.8.8:53 | 81.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.74.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.32.239.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | sembe.duckdns.org | udp |
| BE | 194.187.251.115:14645 | sembe.duckdns.org | tcp |
| US | 8.8.8.8:53 | 115.251.187.194.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 | 150.1.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.56.20.217.in-addr.arpa | udp |
Files
memory/2672-0-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/2672-1-0x00000000003A0000-0x0000000000488000-memory.dmp
memory/2672-2-0x0000000005520000-0x0000000005AC4000-memory.dmp
memory/2672-3-0x0000000004E60000-0x0000000004EF2000-memory.dmp
memory/2672-4-0x0000000005010000-0x0000000005020000-memory.dmp
memory/2672-5-0x0000000004F30000-0x0000000004F3A000-memory.dmp
memory/2672-6-0x0000000004FF0000-0x0000000005000000-memory.dmp
memory/2672-7-0x00000000051F0000-0x00000000051FC000-memory.dmp
memory/2672-8-0x0000000006600000-0x00000000066C0000-memory.dmp
memory/2672-9-0x0000000008CA0000-0x0000000008D3C000-memory.dmp
memory/2824-14-0x0000000002FD0000-0x0000000003006000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpF26E.tmp
| MD5 | c823d11bc37956da6bccebb9572b4e89 |
| SHA1 | 0222fe5c2bd680637e2352c3102b12d43a856a51 |
| SHA256 | 0d310bcb5552909b55c50f2abfd04074870f4caac86b0ea4508484515df8e449 |
| SHA512 | 2b0285417639984159b20fa80b401e9a1e7f23d8252a9aff57c90552f42664bdb08cb45b41fe6090f20d441b210e8d7207789826e1cb94a142fd65f7469fef98 |
memory/2824-16-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/2824-18-0x0000000005AE0000-0x0000000006108000-memory.dmp
memory/2824-17-0x00000000030D0000-0x00000000030E0000-memory.dmp
memory/2824-19-0x00000000030D0000-0x00000000030E0000-memory.dmp
memory/2672-20-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/2824-21-0x0000000005810000-0x0000000005832000-memory.dmp
memory/1268-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2824-25-0x0000000006270000-0x00000000062D6000-memory.dmp
memory/1268-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2824-24-0x0000000006110000-0x0000000006176000-memory.dmp
memory/1268-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2672-29-0x0000000074C70000-0x0000000075420000-memory.dmp
memory/2824-38-0x00000000062E0000-0x0000000006634000-memory.dmp
memory/1268-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-37-0x0000000000400000-0x0000000000482000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bqqutoud.mni.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1268-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2824-44-0x00000000068F0000-0x000000000690E000-memory.dmp
memory/2824-45-0x0000000006940000-0x000000000698C000-memory.dmp
memory/1268-46-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-47-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-49-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2824-52-0x00000000030D0000-0x00000000030E0000-memory.dmp
memory/2824-53-0x000000007F560000-0x000000007F570000-memory.dmp
memory/2824-54-0x00000000078A0000-0x00000000078D2000-memory.dmp
memory/2824-55-0x0000000071460000-0x00000000714AC000-memory.dmp
memory/2824-65-0x0000000007860000-0x000000000787E000-memory.dmp
memory/2824-66-0x00000000078E0000-0x0000000007983000-memory.dmp
memory/2824-67-0x0000000008240000-0x00000000088BA000-memory.dmp
memory/2824-68-0x0000000007C00000-0x0000000007C1A000-memory.dmp
memory/2824-69-0x0000000007C70000-0x0000000007C7A000-memory.dmp
memory/2824-72-0x0000000007E80000-0x0000000007F16000-memory.dmp
memory/2824-73-0x0000000007E00000-0x0000000007E11000-memory.dmp
memory/2824-74-0x0000000007E30000-0x0000000007E3E000-memory.dmp
memory/2824-75-0x0000000007E40000-0x0000000007E54000-memory.dmp
memory/2824-76-0x0000000007F40000-0x0000000007F5A000-memory.dmp
memory/2824-77-0x0000000007F20000-0x0000000007F28000-memory.dmp
memory/2824-80-0x0000000074C70000-0x0000000075420000-memory.dmp
C:\Users\Admin\AppData\Roaming\notess\logs.dat
| MD5 | b10e04773cefc430e27a27aef7365059 |
| SHA1 | 4f58020136a6b7779f7b4a5133fab0c68e6e7ce5 |
| SHA256 | 4a65428060d2fc34f941159b8a083dc801e270767cb398ebe0ae8d872d86ee50 |
| SHA512 | d2aee43332c004d7faef7e1ee50accf37c5709c5ee53f05b5c8a8a9aec569ba7dcc8090d2a73ce606aa0d1d59c595306a69ca8df38b5f6915cb7f2818b4c71f6 |
memory/1268-84-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-85-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-86-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-93-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-94-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-101-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-102-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-109-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1268-110-0x0000000000400000-0x0000000000482000-memory.dmp