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 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
2024-04-05 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