Analysis Overview
SHA256
e252f48fe8a25ff6a0c9828d040da74813eef04ff1129323580f706fd5aeb395
Threat Level: Known bad
The file e252f48fe8a25ff6a0c9828d040da74813eef04ff1129323580f706fd5aeb395.exe was found to be: Known bad.
Malicious Activity Summary
DarkCloud
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-05-03 12:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-03 12:30
Reported
2023-05-03 12:32
Platform
win7-20230220-en
Max time kernel
35s
Max time network
33s
Command Line
Signatures
DarkCloud
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\wscript.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\vsbo\\kjnoepc.pif C:\\Users\\Admin\\AppData\\Local\\Temp\\vsbo\\wdnwqnp.msc" | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1360 set thread context of 1144 | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe |
| PID 1360 set thread context of 1792 | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e252f48fe8a25ff6a0c9828d040da74813eef04ff1129323580f706fd5aeb395.exe
"C:\Users\Admin\AppData\Local\Temp\e252f48fe8a25ff6a0c9828d040da74813eef04ff1129323580f706fd5aeb395.exe"
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" Update-ru.u.vbe
C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif
"C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif" wdnwqnp.msc
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
Network
Files
C:\Users\Admin\AppData\Local\temp\vsbo\Update-ru.u.vbe
| MD5 | fd341bcb4b6d49d85ce7a6f5cd41189c |
| SHA1 | 61bb21e3a95a482ee2bd56afa5988ce3d6d70305 |
| SHA256 | 49682c4ff8ce861f43dfebae6bd90b6ad4d5767dd1c23d88b8ee7c8c700840fa |
| SHA512 | 27993836fd1d58e6e296736df124c49e3aa75fd1f8cb70074cfb0007b238ab842560aae1fc7e29cc06d37358811cf9f7005944517d46b79f8669373ef9c67b14 |
C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif
| MD5 | b89e79a5a62c0264887be1c4ffae159d |
| SHA1 | d682713d6dce62f880e3c47f0745f0869a928167 |
| SHA256 | 1f9a620903c2defc3ea97a961205123fe7b259105ce2d2ad1b60a79ca9177b99 |
| SHA512 | dae109a8d73128e879a90f38fe2471c70edcf9cc5f1a08a4e4144450afa0f61860536e58be280791677047b45fcc83326790b1efa81506cf499761d289eaf085 |
C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif
| MD5 | b89e79a5a62c0264887be1c4ffae159d |
| SHA1 | d682713d6dce62f880e3c47f0745f0869a928167 |
| SHA256 | 1f9a620903c2defc3ea97a961205123fe7b259105ce2d2ad1b60a79ca9177b99 |
| SHA512 | dae109a8d73128e879a90f38fe2471c70edcf9cc5f1a08a4e4144450afa0f61860536e58be280791677047b45fcc83326790b1efa81506cf499761d289eaf085 |
\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif
| MD5 | b89e79a5a62c0264887be1c4ffae159d |
| SHA1 | d682713d6dce62f880e3c47f0745f0869a928167 |
| SHA256 | 1f9a620903c2defc3ea97a961205123fe7b259105ce2d2ad1b60a79ca9177b99 |
| SHA512 | dae109a8d73128e879a90f38fe2471c70edcf9cc5f1a08a4e4144450afa0f61860536e58be280791677047b45fcc83326790b1efa81506cf499761d289eaf085 |
C:\Users\Admin\AppData\Local\Temp\vsbo\wdnwqnp.msc
| MD5 | ff9335ab2246b275af6f3d74ae9a990e |
| SHA1 | 214327ef48e858f8e980ee97b174225441770dbb |
| SHA256 | c6cf8e1b8c95ad76f9bf1cd8d2e8aa59d08b5a6d968cae992415dc9d8a7167e5 |
| SHA512 | 97ffb7effd04cf3108b7b84911b3bccbbe16f919322cc489695f9c63826472a1c891da82b85cb1ac041fad934a911566d587124627c5cc4c66d5d6d3e197dc15 |
C:\Users\Admin\AppData\Local\Temp\vsbo\oejuf.pdf
| MD5 | 91e9ffe8f25752e6bf3b68772c1597c3 |
| SHA1 | 3e4b2f8c1fa1f43b2446c31892a12c53c19d70b0 |
| SHA256 | e0bf95af30877dc005c3a4188b07acec9f8304c6077f94bb6601141945b94669 |
| SHA512 | 8c15224737894a0f0b2a8f9a771d22b16ed8acbeba70d660e73fadf3905aa550ef574dc1cb1935f89d9ca47dfe3a81b63687591a5f62a6e81afad59d9651b09a |
C:\Users\Admin\AppData\Local\Temp\vsbo\KMEDFD~1.PHQ
| MD5 | eaead7d8d4ba97c305489a6ddbd159b2 |
| SHA1 | 0fba620f34155f5b713bc9f100ac645689a6597a |
| SHA256 | 79958339e5bc02f83b8503ee985901e10697cb7d69b5257c24c90576f7311e93 |
| SHA512 | 1c7f5ec4e7336a6cec7c765ed6c7ec903f9cef28bd961ea269b11ec9a53311f438f0f8a25cfec7ecc62049914b9cf7f50b95ef42d2bb8265583201d304952190 |
\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 0e06054beb13192588e745ee63a84173 |
| SHA1 | 30b7d4d1277bafd04a83779fd566a1f834a8d113 |
| SHA256 | c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768 |
| SHA512 | 251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215 |
\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 0e06054beb13192588e745ee63a84173 |
| SHA1 | 30b7d4d1277bafd04a83779fd566a1f834a8d113 |
| SHA256 | c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768 |
| SHA512 | 251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215 |
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 0e06054beb13192588e745ee63a84173 |
| SHA1 | 30b7d4d1277bafd04a83779fd566a1f834a8d113 |
| SHA256 | c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768 |
| SHA512 | 251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215 |
memory/1144-126-0x0000000000400000-0x0000000000460000-memory.dmp
memory/1144-127-0x0000000000400000-0x0000000000460000-memory.dmp
memory/1144-128-0x0000000000400000-0x0000000000460000-memory.dmp
memory/1144-130-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1144-131-0x0000000000400000-0x0000000000460000-memory.dmp
memory/1792-134-0x0000000000400000-0x0000000000B08000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 0e06054beb13192588e745ee63a84173 |
| SHA1 | 30b7d4d1277bafd04a83779fd566a1f834a8d113 |
| SHA256 | c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768 |
| SHA512 | 251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215 |
memory/1144-135-0x0000000000400000-0x0000000000460000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 0e06054beb13192588e745ee63a84173 |
| SHA1 | 30b7d4d1277bafd04a83779fd566a1f834a8d113 |
| SHA256 | c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768 |
| SHA512 | 251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215 |
memory/1792-137-0x0000000000400000-0x0000000000B08000-memory.dmp
memory/1792-141-0x0000000000400000-0x0000000000B08000-memory.dmp
memory/1144-143-0x0000000000400000-0x0000000000460000-memory.dmp
memory/1144-145-0x0000000000400000-0x0000000000460000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-05-03 12:30
Reported
2023-05-03 12:32
Platform
win10v2004-20230220-en
Max time kernel
148s
Max time network
144s
Command Line
Signatures
DarkCloud
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e252f48fe8a25ff6a0c9828d040da74813eef04ff1129323580f706fd5aeb395.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\wscript.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\vsbo\\kjnoepc.pif C:\\Users\\Admin\\AppData\\Local\\Temp\\vsbo\\wdnwqnp.msc" | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3684 set thread context of 544 | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe |
| PID 3684 set thread context of 4368 | N/A | C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e252f48fe8a25ff6a0c9828d040da74813eef04ff1129323580f706fd5aeb395.exe
"C:\Users\Admin\AppData\Local\Temp\e252f48fe8a25ff6a0c9828d040da74813eef04ff1129323580f706fd5aeb395.exe"
C:\Windows\SysWOW64\wscript.exe
"C:\Windows\System32\wscript.exe" Update-ru.u.vbe
C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif
"C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif" wdnwqnp.msc
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
"C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 52.242.101.226:443 | tcp | |
| US | 13.89.179.9:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 8.8.8.8:53 | 203.151.224.20.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 204.79.197.203:80 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp |
Files
C:\Users\Admin\AppData\Local\temp\vsbo\Update-ru.u.vbe
| MD5 | fd341bcb4b6d49d85ce7a6f5cd41189c |
| SHA1 | 61bb21e3a95a482ee2bd56afa5988ce3d6d70305 |
| SHA256 | 49682c4ff8ce861f43dfebae6bd90b6ad4d5767dd1c23d88b8ee7c8c700840fa |
| SHA512 | 27993836fd1d58e6e296736df124c49e3aa75fd1f8cb70074cfb0007b238ab842560aae1fc7e29cc06d37358811cf9f7005944517d46b79f8669373ef9c67b14 |
C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif
| MD5 | b89e79a5a62c0264887be1c4ffae159d |
| SHA1 | d682713d6dce62f880e3c47f0745f0869a928167 |
| SHA256 | 1f9a620903c2defc3ea97a961205123fe7b259105ce2d2ad1b60a79ca9177b99 |
| SHA512 | dae109a8d73128e879a90f38fe2471c70edcf9cc5f1a08a4e4144450afa0f61860536e58be280791677047b45fcc83326790b1efa81506cf499761d289eaf085 |
C:\Users\Admin\AppData\Local\Temp\vsbo\kjnoepc.pif
| MD5 | b89e79a5a62c0264887be1c4ffae159d |
| SHA1 | d682713d6dce62f880e3c47f0745f0869a928167 |
| SHA256 | 1f9a620903c2defc3ea97a961205123fe7b259105ce2d2ad1b60a79ca9177b99 |
| SHA512 | dae109a8d73128e879a90f38fe2471c70edcf9cc5f1a08a4e4144450afa0f61860536e58be280791677047b45fcc83326790b1efa81506cf499761d289eaf085 |
C:\Users\Admin\AppData\Local\Temp\vsbo\wdnwqnp.msc
| MD5 | ff9335ab2246b275af6f3d74ae9a990e |
| SHA1 | 214327ef48e858f8e980ee97b174225441770dbb |
| SHA256 | c6cf8e1b8c95ad76f9bf1cd8d2e8aa59d08b5a6d968cae992415dc9d8a7167e5 |
| SHA512 | 97ffb7effd04cf3108b7b84911b3bccbbe16f919322cc489695f9c63826472a1c891da82b85cb1ac041fad934a911566d587124627c5cc4c66d5d6d3e197dc15 |
C:\Users\Admin\AppData\Local\Temp\vsbo\oejuf.pdf
| MD5 | 91e9ffe8f25752e6bf3b68772c1597c3 |
| SHA1 | 3e4b2f8c1fa1f43b2446c31892a12c53c19d70b0 |
| SHA256 | e0bf95af30877dc005c3a4188b07acec9f8304c6077f94bb6601141945b94669 |
| SHA512 | 8c15224737894a0f0b2a8f9a771d22b16ed8acbeba70d660e73fadf3905aa550ef574dc1cb1935f89d9ca47dfe3a81b63687591a5f62a6e81afad59d9651b09a |
C:\Users\Admin\AppData\Local\Temp\vsbo\KMEDFD~1.PHQ
| MD5 | eaead7d8d4ba97c305489a6ddbd159b2 |
| SHA1 | 0fba620f34155f5b713bc9f100ac645689a6597a |
| SHA256 | 79958339e5bc02f83b8503ee985901e10697cb7d69b5257c24c90576f7311e93 |
| SHA512 | 1c7f5ec4e7336a6cec7c765ed6c7ec903f9cef28bd961ea269b11ec9a53311f438f0f8a25cfec7ecc62049914b9cf7f50b95ef42d2bb8265583201d304952190 |
memory/544-200-0x0000000000400000-0x0000000000460000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 9d352bc46709f0cb5ec974633a0c3c94 |
| SHA1 | 1969771b2f022f9a86d77ac4d4d239becdf08d07 |
| SHA256 | 2c1eeb7097023c784c2bd040a2005a5070ed6f3a4abf13929377a9e39fab1390 |
| SHA512 | 13c714244ec56beeb202279e4109d59c2a43c3cf29f90a374a751c04fd472b45228ca5a0178f41109ed863dbd34e0879e4a21f5e38ae3d89559c57e6be990a9b |
memory/4368-203-0x0000000000400000-0x0000000000B08000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
| MD5 | 9d352bc46709f0cb5ec974633a0c3c94 |
| SHA1 | 1969771b2f022f9a86d77ac4d4d239becdf08d07 |
| SHA256 | 2c1eeb7097023c784c2bd040a2005a5070ed6f3a4abf13929377a9e39fab1390 |
| SHA512 | 13c714244ec56beeb202279e4109d59c2a43c3cf29f90a374a751c04fd472b45228ca5a0178f41109ed863dbd34e0879e4a21f5e38ae3d89559c57e6be990a9b |
memory/544-205-0x0000000000400000-0x0000000000460000-memory.dmp
memory/4368-207-0x0000000000400000-0x0000000000B08000-memory.dmp
memory/544-212-0x0000000000400000-0x0000000000460000-memory.dmp
memory/4368-213-0x0000000000400000-0x0000000000B08000-memory.dmp
memory/544-214-0x0000000000400000-0x0000000000460000-memory.dmp
memory/4368-215-0x0000000000400000-0x0000000000B08000-memory.dmp