Analysis Overview
SHA256
437d2ca66a7994e6ad2b77810f04ee40b468533ef795ea2080364c4337a04d5b
Threat Level: Known bad
The file 2025-05-14_7156d74e37d18406412a4c718a915d5f_black-basta_mespinoza_ryuk was found to be: Known bad.
Malicious Activity Summary
Xmrig family
xmrig
Phorphiex, Phorpiex
Phorphiex payload
Phorphiex family
XMRig Miner payload
Stops running service(s)
Downloads MZ/PE file
Creates new service(s)
Executes dropped EXE
Checks computer location settings
Reads user/profile data of web browsers
Adds Run key to start application
UPX packed file
Suspicious use of SetThreadContext
Launches sc.exe
Drops file in Windows directory
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-05-14 01:08
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-05-14 01:08
Reported
2025-05-14 01:11
Platform
win10v2004-20250502-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Phorphiex family
Phorphiex payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Phorphiex, Phorpiex
Xmrig family
xmrig
XMRig Miner payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Creates new service(s)
Downloads MZ/PE file
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4E6E.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2025-05-14_7156d74e37d18406412a4c718a915d5f_black-basta_mespinoza_ryuk.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3265617960.exe | N/A |
Stops running service(s)
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-343936533-1262634978-1863872812-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\431726696.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4E6E.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2474332063.exe | N/A |
| N/A | N/A | C:\Windows\syscrondvr.exe | N/A |
| N/A | N/A | C:\Windows\syscrondvr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\431726696.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\3265617960.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\117279327.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\301557736.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1501614979.exe | N/A |
| N/A | N/A | C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2313517626.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Settings = "C:\\Windows\\syscrondvr.exe" | C:\Users\Admin\AppData\Local\Temp\2474332063.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4848 set thread context of 2540 | N/A | C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe | C:\Windows\system32\conhost.exe |
| PID 4848 set thread context of 1812 | N/A | C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe | C:\Windows\system32\dwm.exe |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\syscrondvr.exe | C:\Users\Admin\AppData\Local\Temp\2474332063.exe | N/A |
| File opened for modification | C:\Windows\syscrondvr.exe | C:\Users\Admin\AppData\Local\Temp\2474332063.exe | N/A |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\sc.exe | N/A |
| N/A | N/A | C:\Windows\system32\sc.exe | N/A |
| N/A | N/A | C:\Windows\system32\sc.exe | N/A |
| N/A | N/A | C:\Windows\system32\sc.exe | N/A |
| N/A | N/A | C:\Windows\system32\sc.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\4E6E.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\2474332063.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\syscrondvr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\3265617960.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\117279327.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\301557736.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\431726696.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1501614979.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1501614979.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1501614979.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1501614979.exe | N/A |
| N/A | N/A | C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe | N/A |
| N/A | N/A | C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2313517626.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\431726696.exe | N/A |
| Token: SeLockMemoryPrivilege | N/A | C:\Windows\system32\dwm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\2313517626.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\2025-05-14_7156d74e37d18406412a4c718a915d5f_black-basta_mespinoza_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2025-05-14_7156d74e37d18406412a4c718a915d5f_black-basta_mespinoza_ryuk.exe"
C:\Users\Admin\AppData\Local\Temp\4E6E.exe
"C:\Users\Admin\AppData\Local\Temp\4E6E.exe"
C:\Users\Admin\AppData\Local\Temp\2474332063.exe
C:\Users\Admin\AppData\Local\Temp\2474332063.exe
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Windows\syscrondvr.exe
C:\Windows\syscrondvr.exe
C:\Windows\syscrondvr.exe
C:\Windows\syscrondvr.exe
C:\Windows\syscrondvr.exe
C:\Users\Admin\AppData\Local\Temp\431726696.exe
C:\Users\Admin\AppData\Local\Temp\431726696.exe
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c sc delete "DrvTcfgsvc" & reg delete "HKLM\SYSTEM\CurrentControlSet\Services\DrvTcfgsvc" /f
C:\Windows\system32\sc.exe
sc delete "DrvTcfgsvc"
C:\Windows\system32\reg.exe
reg delete "HKLM\SYSTEM\CurrentControlSet\Services\DrvTcfgsvc" /f
C:\Users\Admin\AppData\Local\Temp\3265617960.exe
C:\Users\Admin\AppData\Local\Temp\3265617960.exe
C:\Users\Admin\AppData\Local\Temp\117279327.exe
C:\Users\Admin\AppData\Local\Temp\117279327.exe
C:\Users\Admin\AppData\Local\Temp\301557736.exe
C:\Users\Admin\AppData\Local\Temp\301557736.exe
C:\Users\Admin\AppData\Local\Temp\1501614979.exe
C:\Users\Admin\AppData\Local\Temp\1501614979.exe
C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe delete "MgrSrvdrvcs"
C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe create "MgrSrvdrvcs" binpath= "C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe" start= "auto"
C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe stop eventlog
C:\Windows\system32\sc.exe
C:\Windows\system32\sc.exe start "MgrSrvdrvcs"
C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe
C:\ProgramData\MgrSrvdrvcs\sysmtdrav.exe
C:\Windows\system32\conhost.exe
C:\Windows\system32\conhost.exe
C:\Windows\system32\dwm.exe
dwm.exe
C:\Users\Admin\AppData\Local\Temp\2313517626.exe
C:\Users\Admin\AppData\Local\Temp\2313517626.exe
Network
| Country | Destination | Domain | Proto |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| GB | 92.123.128.169:443 | www.bing.com | tcp |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| UA | 185.156.72.39:80 | 185.156.72.39 | tcp |
| UA | 185.156.72.39:5151 | tcp | |
| NL | 45.141.233.6:80 | 45.141.233.6 | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| DE | 172.217.16.195:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | www.update.microsoft.com | udp |
| US | 20.72.235.82:80 | www.update.microsoft.com | tcp |
| NL | 45.141.233.6:80 | 45.141.233.6 | tcp |
| UZ | 217.30.171.37:40500 | tcp | |
| MX | 189.183.204.146:40500 | udp | |
| TR | 78.185.169.232:40500 | udp | |
| KZ | 5.34.107.46:40500 | udp | |
| SY | 77.44.140.249:40500 | udp | |
| DZ | 41.101.164.168:40500 | udp | |
| SY | 185.209.32.186:40500 | udp | |
| KZ | 2.133.139.173:40500 | tcp | |
| UZ | 86.62.3.254:40500 | udp | |
| IR | 2.185.141.13:40500 | udp | |
| VE | 38.166.4.218:40500 | tcp | |
| YE | 134.35.92.29:40500 | udp | |
| YE | 81.91.25.2:40500 | udp | |
| KZ | 95.57.74.165:40500 | udp | |
| SY | 95.212.223.98:40500 | udp | |
| MX | 187.234.232.9:40500 | udp | |
| DZ | 41.102.246.10:40500 | tcp | |
| SY | 185.197.23.109:40500 | udp | |
| YE | 134.35.54.2:40500 | udp | |
| UZ | 89.236.219.80:40500 | tcp | |
| MX | 187.235.197.33:40500 | udp |
Files
C:\Users\Admin\AppData\Local\Temp\4E6E.exe
| MD5 | 0ec46393976eb51f307cc11d80bae845 |
| SHA1 | 69d4cb168f3a1b97c37a0ba1519d0adb1ff7e245 |
| SHA256 | 252171bdaa35d19f872c165e861b03d347a4afb85d7a03d02f8eae09d191038d |
| SHA512 | 803351760e3c422e4825103235e13085004b3418b483a2c646aafaef62b7212a1ba4ed28469134a236c5b6121e6a748ba958bbae2dbe4afe9f9f45704928d31f |
C:\Users\Admin\AppData\Local\Temp\2474332063.exe
| MD5 | f30fdbf3448f67cbc3566f31729cb7a6 |
| SHA1 | fbf005c38f4a1c2e86817a2cb70406fc241f2c90 |
| SHA256 | 81783b558904becc5b86553faba9525070de5f43339766eb1c025bcfbfe1eef8 |
| SHA512 | b428df2c8f8b4a002c8d7e1bfd9926e5cf95ee998688a2c360b8551e80be5bfbfa17ef210bea35f247da4a5c8a940fb5dba49f4786da9a74e5d001b771c8e9a8 |
C:\Users\Admin\AppData\Local\Temp\431726696.exe
| MD5 | c2252ee01d47f885c466fea46d77b337 |
| SHA1 | 0e5e5e21dfdd47632831935e98d46fb4c4bf9168 |
| SHA256 | 7563681ee1464143363b1b7b6d59cef4c2a3b9a431c94feae043465cc7d23be0 |
| SHA512 | 8e0fdf90fc8c1c014b6c183dafa58ccf18251a3ea2e279c671a35ff702b60a5be3058c2eceac7a00e4b747796b1e1ed10a64abf95f26bd288980592db4e690d7 |
memory/1088-25-0x0000000000E50000-0x0000000000E56000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\3265617960.exe
| MD5 | c08cfa523c9377d3ae24fdb373b3ae13 |
| SHA1 | 5289219770ad28b0fa4f0bdd91817f76bd6be222 |
| SHA256 | 326c70a965d4e642275c26cd913e268b1db89edd59b31a86ee600a7a9c664eb0 |
| SHA512 | c91acd580ac832d5fed363a9a2b98b724a255d82e4fdda6eca62133feb5e60dd79a8caca36597a52bfbfa907a44208c48b15142e2e6020db219d14e970c3f57c |
C:\Users\Admin\AppData\Local\Temp\117279327.exe
| MD5 | 680f371f2918acd9c01ebd9b2624e191 |
| SHA1 | 2f6d2bc41d8ec3c2cdddeb894f8af082a51acfa9 |
| SHA256 | 5cf738edd0028523f23a77d7dc02087e6f99cf1110f5b51766bf79f00bff6d09 |
| SHA512 | df251b794acf1ede346f0b01bca3fe576b0d36d127f33e4942e8093625a40d6b74ec26fc51111ebba705a1e9c37d923069de98d2658b416d1f7410846f873e40 |
C:\Users\Admin\AppData\Local\Temp\301557736.exe
| MD5 | 588e67994dd9e1084cbe989ee0d7eecd |
| SHA1 | 1a9e7f30d4b14b2054c6947ec7b25024dac5c50e |
| SHA256 | d6a96251f4bd75df5e68bbc2ce0cea37e0c5fadf1bace5b035245832930a4d2c |
| SHA512 | ad9f235b9c03c391d2cd10f1fc0d07d748b305a254dc310da0ad6e1b27160f65a811a1586a632c4f331c5660a2cb77dec8f06b163c6c226f6a2c39b0d13af25e |
C:\Users\Admin\AppData\Local\Temp\1501614979.exe
| MD5 | 0000638ebbfe0d620abe6ca32abb1b58 |
| SHA1 | ae908681544765eb238e92b4ff7df26884692aa0 |
| SHA256 | 267ec6176c1111d9ffcf32fcfa6aa65917e64d1556dcbbd8989ee6bbebc2e72f |
| SHA512 | 1522ed6c96d0a6699aaf5c1e6e3956742f26e8b46f2c795c0b6cfd3c02421aa6101134ded49c6b97e4085a789056cfb2d0fa09630c1c8796c7fc8d49aef66212 |
memory/2540-60-0x0000000140000000-0x000000014000D000-memory.dmp
memory/2540-59-0x0000000140000000-0x000000014000D000-memory.dmp
memory/1812-63-0x0000000140000000-0x0000000140835000-memory.dmp
memory/2540-66-0x0000000140000000-0x000000014000D000-memory.dmp
memory/1812-68-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-69-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-71-0x000002C0CC9F0000-0x000002C0CCA10000-memory.dmp
memory/1812-67-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-65-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-64-0x0000000140000000-0x0000000140835000-memory.dmp
memory/2540-58-0x0000000140000000-0x000000014000D000-memory.dmp
memory/2540-57-0x0000000140000000-0x000000014000D000-memory.dmp
memory/2540-56-0x0000000140000000-0x000000014000D000-memory.dmp
memory/1812-70-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-72-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-73-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-74-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-75-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-76-0x0000000140000000-0x0000000140835000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\431726696.exe.log
| MD5 | fff5cbccb6b31b40f834b8f4778a779a |
| SHA1 | 899ed0377e89f1ed434cfeecc5bc0163ebdf0454 |
| SHA256 | b8f7e4ed81764db56b9c09050f68c5a26af78d8a5e2443e75e0e1aa7cd2ccd76 |
| SHA512 | 1a188a14c667bc31d2651b220aa762be9cce4a75713217846fbe472a307c7bbc6e3c27617f75f489902a534d9184648d204d03ee956ac57b11aa90551248b8f9 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YLJHN11J\4[1]
| MD5 | 5888518767cff5a7fc9ba764d6b06d4f |
| SHA1 | d15939198939d9df9d72447039cac323742bfe35 |
| SHA256 | b84273e57227ea08fffe8f8659a72574854449c8e71a0932cbb84aef1adbc36a |
| SHA512 | 0c427db932542d354967751f15e0a025b02b9002b74a2afaeaf3775281f66dd95cc71e678ada8fbb5c410a69c2c7e3a74d04cff3fdf2b9d7e30e0882373fa8b6 |
C:\Users\Admin\AppData\Local\Temp\2313517626.exe
| MD5 | 0cd27d2aa3bc58e4fc3c6639f4797e55 |
| SHA1 | 1224947928cbdb0634d3aa7b374825552fe20fde |
| SHA256 | 559dfe706ff2f2ce820748d25a91173972c89f6bb9510fba52f40815f018621c |
| SHA512 | 9a595bfaa5ed85d895337a488969d75a00f33a6dd4e8759b95179428ea44922cccbef6189f08579ff806fe030e9833506c0aa8fedd1108622ffed3d0815d7d62 |
memory/1152-92-0x0000000000900000-0x0000000000906000-memory.dmp
memory/1812-93-0x0000000140000000-0x0000000140835000-memory.dmp
memory/1812-94-0x0000000140000000-0x0000000140835000-memory.dmp