Analysis Overview
SHA256
51215d7d543fa28d5327e31002069f37a17cbed4b539bbf437d3a56cf906d3db
Threat Level: Known bad
The file 51215d7d543fa28d5327e31002069f37a17cbed4b539bbf437d3a56cf906d3db_JC.vbs was found to be: Known bad.
Malicious Activity Summary
IcedID, BokBot
Blocklisted process makes network request
Checks computer location settings
Loads dropped DLL
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Modifies registry class
Uses Task Scheduler COM API
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-10-12 15:37
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-12 15:37
Reported
2023-10-16 10:15
Platform
win7-20230831-en
Max time kernel
140s
Max time network
159s
Command Line
Signatures
IcedID, BokBot
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\51215d7d543fa28d5327e31002069f37a17cbed4b539bbf437d3a56cf906d3db_JC.vbs"
C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" C://windows/Temp/0317-1.dll
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\Admin\Udedacui.dll,#1
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Admin\Udedacui.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | modalefastnow.com | udp |
| IQ | 212.18.104.12:443 | modalefastnow.com | tcp |
| IQ | 212.18.104.12:80 | modalefastnow.com | tcp |
| US | 8.8.8.8:53 | jkbarmossen.com | udp |
| US | 173.255.204.62:443 | jkbarmossen.com | tcp |
| US | 8.8.8.8:53 | evinakortu.com | udp |
| BG | 94.232.46.27:443 | evinakortu.com | tcp |
| US | 8.8.8.8:53 | hofsaalos.com | udp |
| RU | 92.118.112.113:443 | hofsaalos.com | tcp |
Files
C:\windows\Temp\0317-1.dll
| MD5 | bb7da19e0399724519724d44d7c331c7 |
| SHA1 | b10fb1c24b1d4187e24ee1be76b6247b862b214c |
| SHA256 | 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca |
| SHA512 | b68e3f3fec30cac41a11a939e0a5e9db2e45574cb31201fb9dd92657cd03edc060df4f7026ce2f1d9617b48ac88769dcb67958aea040684e661be82d0f8f3fd9 |
\Windows\Temp\0317-1.dll
| MD5 | bb7da19e0399724519724d44d7c331c7 |
| SHA1 | b10fb1c24b1d4187e24ee1be76b6247b862b214c |
| SHA256 | 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca |
| SHA512 | b68e3f3fec30cac41a11a939e0a5e9db2e45574cb31201fb9dd92657cd03edc060df4f7026ce2f1d9617b48ac88769dcb67958aea040684e661be82d0f8f3fd9 |
memory/2040-3-0x0000000000130000-0x000000000013D000-memory.dmp
memory/2040-4-0x0000000000130000-0x000000000013D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab90EC.tmp
| MD5 | f3441b8572aae8801c04f3060b550443 |
| SHA1 | 4ef0a35436125d6821831ef36c28ffaf196cda15 |
| SHA256 | 6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf |
| SHA512 | 5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9 |
memory/2040-22-0x0000000000130000-0x000000000013D000-memory.dmp
memory/2040-23-0x0000000000130000-0x000000000013D000-memory.dmp
\Users\Admin\AppData\Local\Admin\Udedacui.dll
| MD5 | 0245e02cbb6ffe2716c2aeb7fb8006d0 |
| SHA1 | 59dd3d2477211eb4fcd72b542812a2036fa0e1e8 |
| SHA256 | 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1 |
| SHA512 | 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82 |
\Users\Admin\AppData\Local\Admin\Udedacui.dll
| MD5 | 0245e02cbb6ffe2716c2aeb7fb8006d0 |
| SHA1 | 59dd3d2477211eb4fcd72b542812a2036fa0e1e8 |
| SHA256 | 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1 |
| SHA512 | 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82 |
\Users\Admin\AppData\Local\Admin\Udedacui.dll
| MD5 | 0245e02cbb6ffe2716c2aeb7fb8006d0 |
| SHA1 | 59dd3d2477211eb4fcd72b542812a2036fa0e1e8 |
| SHA256 | 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1 |
| SHA512 | 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82 |
\Users\Admin\AppData\Local\Admin\Udedacui.dll
| MD5 | 0245e02cbb6ffe2716c2aeb7fb8006d0 |
| SHA1 | 59dd3d2477211eb4fcd72b542812a2036fa0e1e8 |
| SHA256 | 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1 |
| SHA512 | 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82 |
C:\Users\Admin\AppData\Local\Admin\Udedacui.dll
| MD5 | 0245e02cbb6ffe2716c2aeb7fb8006d0 |
| SHA1 | 59dd3d2477211eb4fcd72b542812a2036fa0e1e8 |
| SHA256 | 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1 |
| SHA512 | 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82 |
memory/2864-30-0x0000000000110000-0x000000000015F000-memory.dmp
memory/2864-31-0x00000000005F0000-0x000000000063C000-memory.dmp
memory/2864-36-0x00000000005F0000-0x000000000063C000-memory.dmp
memory/2864-37-0x00000000005F0000-0x000000000063C000-memory.dmp
memory/2864-38-0x0000000000110000-0x000000000015F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-12 15:37
Reported
2023-10-16 10:18
Platform
win10v2004-20230915-en
Max time kernel
150s
Max time network
155s
Command Line
Signatures
IcedID, BokBot
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Control Panel\International\Geo\Nation | C:\Windows\System32\WScript.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\system32\rundll32.exe | N/A |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000_Classes\CLSID\{77C6D694-E92A-D702-B889-F88C503F6DD8} | C:\Windows\system32\rundll32.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000_Classes\CLSID\{77C6D694-E92A-D702-B889-F88C503F6DD8}\ = 838d275cefba9cdfa61af89344b81736961452b013221d4ad8d77903298cb067e5ca3d38bbe096ce6bfbf28b819059c22a56fb86688a67017e7093824e7dddec4d1c2eafa9dfaee29a631ce37e5e7f19862a969caf21257425a80d7fb4c1b0aa22d2e08ca32074a1f6c0b86157435d3fb39d789d6aa25ceef5b842eb5371526663ae05fde828729c1d6028544ec38f254b44a651e7e96af79ea98db2e8fd285022cf974ca033385851a486b4898434c164f19721568d7bba037d56b805ff6ea18e7909f81ae7f870af9ea18831c0797edf8d18a0f2772a4023a1823dcd11c6552375d49ba21460ae08fa6c2512c17ab25be0fe652ebe6463ae853dc8d85aa0f47d3b40cf8a2656d23bbc1be3343c58d4e5929e9e | C:\Windows\system32\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
| N/A | N/A | C:\Windows\System32\regsvr32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 996 wrote to memory of 4976 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\regsvr32.exe |
| PID 996 wrote to memory of 4976 | N/A | C:\Windows\System32\WScript.exe | C:\Windows\System32\regsvr32.exe |
| PID 4976 wrote to memory of 1156 | N/A | C:\Windows\System32\regsvr32.exe | C:\Windows\System32\cmd.exe |
| PID 4976 wrote to memory of 1156 | N/A | C:\Windows\System32\regsvr32.exe | C:\Windows\System32\cmd.exe |
| PID 1156 wrote to memory of 1592 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 1156 wrote to memory of 1592 | N/A | C:\Windows\System32\cmd.exe | C:\Windows\system32\rundll32.exe |
Uses Task Scheduler COM API
Processes
C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\51215d7d543fa28d5327e31002069f37a17cbed4b539bbf437d3a56cf906d3db_JC.vbs"
C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" C://windows/Temp/0317-1.dll
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll,#1
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | modalefastnow.com | udp |
| US | 8.8.8.8:53 | modalefastnow.com | udp |
| IQ | 212.18.104.12:80 | modalefastnow.com | tcp |
| US | 8.8.8.8:53 | 12.104.18.212.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.177.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | jkbarmossen.com | udp |
| US | 173.255.204.62:443 | jkbarmossen.com | tcp |
| US | 173.255.204.62:443 | jkbarmossen.com | tcp |
| US | 8.8.8.8:53 | 62.204.255.173.in-addr.arpa | udp |
| US | 173.255.204.62:443 | jkbarmossen.com | tcp |
| US | 8.8.8.8:53 | evinakortu.com | udp |
| BG | 94.232.46.27:443 | evinakortu.com | tcp |
| US | 8.8.8.8:53 | hofsaalos.com | udp |
| RU | 92.118.112.113:443 | hofsaalos.com | tcp |
| US | 8.8.8.8:53 | skrechelres.com | udp |
| RU | 77.105.142.135:443 | skrechelres.com | tcp |
| US | 8.8.8.8:53 | 135.142.105.77.in-addr.arpa | udp |
Files
C:\windows\Temp\0317-1.dll
| MD5 | bb7da19e0399724519724d44d7c331c7 |
| SHA1 | b10fb1c24b1d4187e24ee1be76b6247b862b214c |
| SHA256 | 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca |
| SHA512 | b68e3f3fec30cac41a11a939e0a5e9db2e45574cb31201fb9dd92657cd03edc060df4f7026ce2f1d9617b48ac88769dcb67958aea040684e661be82d0f8f3fd9 |
C:\Windows\Temp\0317-1.dll
| MD5 | bb7da19e0399724519724d44d7c331c7 |
| SHA1 | b10fb1c24b1d4187e24ee1be76b6247b862b214c |
| SHA256 | 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca |
| SHA512 | b68e3f3fec30cac41a11a939e0a5e9db2e45574cb31201fb9dd92657cd03edc060df4f7026ce2f1d9617b48ac88769dcb67958aea040684e661be82d0f8f3fd9 |
memory/4976-4-0x0000000002BA0000-0x0000000002BAD000-memory.dmp
memory/4976-5-0x0000000002BA0000-0x0000000002BAD000-memory.dmp
memory/4976-7-0x0000000002BA0000-0x0000000002BAD000-memory.dmp
C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll
| MD5 | 0245e02cbb6ffe2716c2aeb7fb8006d0 |
| SHA1 | 59dd3d2477211eb4fcd72b542812a2036fa0e1e8 |
| SHA256 | 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1 |
| SHA512 | 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82 |
C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll
| MD5 | 0245e02cbb6ffe2716c2aeb7fb8006d0 |
| SHA1 | 59dd3d2477211eb4fcd72b542812a2036fa0e1e8 |
| SHA256 | 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1 |
| SHA512 | 0c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82 |
memory/1592-11-0x000001B5079C0000-0x000001B507A0F000-memory.dmp
memory/1592-12-0x000001B507A60000-0x000001B507AAC000-memory.dmp
memory/1592-17-0x000001B507A60000-0x000001B507AAC000-memory.dmp
memory/1592-18-0x000001B507A60000-0x000001B507AAC000-memory.dmp
memory/1592-19-0x000001B5079C0000-0x000001B507A0F000-memory.dmp
memory/1592-21-0x000001B507A60000-0x000001B507AAC000-memory.dmp
memory/1592-22-0x000001B507A60000-0x000001B507AAC000-memory.dmp
memory/1592-24-0x000001B507A60000-0x000001B507AAC000-memory.dmp