Analysis Overview
SHA256
d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120
Threat Level: Known bad
The file d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120 was found to be: Known bad.
Malicious Activity Summary
Urelas
ASPack v2.12-2.42
Executes dropped EXE
Checks computer location settings
Deletes itself
Loads dropped DLL
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-16 04:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-16 04:02
Reported
2024-05-16 04:05
Platform
win7-20240508-en
Max time kernel
149s
Max time network
122s
Command Line
Signatures
Urelas
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\gibix.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dulyy.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\gibix.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120.exe
"C:\Users\Admin\AppData\Local\Temp\d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120.exe"
C:\Users\Admin\AppData\Local\Temp\gibix.exe
"C:\Users\Admin\AppData\Local\Temp\gibix.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
C:\Users\Admin\AppData\Local\Temp\dulyy.exe
"C:\Users\Admin\AppData\Local\Temp\dulyy.exe"
Network
| Country | Destination | Domain | Proto |
| KR | 218.54.31.226:11110 | tcp | |
| KR | 1.234.83.146:11170 | tcp | |
| KR | 218.54.31.165:11110 | tcp | |
| JP | 133.242.129.155:11110 | tcp |
Files
memory/836-1-0x0000000000020000-0x0000000000022000-memory.dmp
memory/836-0-0x0000000000400000-0x0000000000468000-memory.dmp
\Users\Admin\AppData\Local\Temp\gibix.exe
| MD5 | a2c713f396a74378169d26eaa1a0c80b |
| SHA1 | 34bd6e60adf0c30ee310b39556a12ace360090f8 |
| SHA256 | e48591bd18d01e595f2fff1ad1c6884fd734d0f71e6604498ca21ff1016fa63e |
| SHA512 | f30bc37edf4dfcfe6fe6657eafc798b749bc14c15556058c29f87a5a6d96f37ca6028921ff274b44f3ac84c15238be64d677cbc12ae928740ad4b57658555d29 |
memory/836-12-0x0000000002C00000-0x0000000002C68000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | be6f41c533e8e7b4b21a618d3c6cc8dd |
| SHA1 | 7be082566040aba09f90e8754c71c0fe1e539092 |
| SHA256 | e0e9ba3077a250ff40642c9ccc7c363795d88fad9fa778557dc7e5c6b4b31922 |
| SHA512 | b8e66dc4a5f9294bf568dc5ff25657412780bffa4c27d9a5f3412a3c69cb69ce4130d0fb813ce1e89bab5930598fa85cee401d7f46ea37b53aa0539d7193d6b4 |
memory/1880-21-0x0000000000400000-0x0000000000468000-memory.dmp
memory/836-24-0x0000000000400000-0x0000000000468000-memory.dmp
memory/1880-22-0x0000000000020000-0x0000000000022000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | efb5fce9962b8af8fd9ebe81d3eb315a |
| SHA1 | 4ddffd085b862160b517f39f6b0404b244fafed9 |
| SHA256 | 5a933d989ea08ed19d4d6718b0e161a0b972b5eabb451756e8779de20987e31b |
| SHA512 | cf41bb879a825b965d168a83ac415600d91f2eec1c9f3aab0bf5664cb0fa4a2a34b865e6761a3cdab411afb6b21cddacb4c7870d324b7ef1c7ec3fe55421107c |
memory/1880-27-0x0000000000400000-0x0000000000468000-memory.dmp
\Users\Admin\AppData\Local\Temp\dulyy.exe
| MD5 | 3f1a38a287d61aa5bca4249d714b24fd |
| SHA1 | 72b84cbecae144817882cfde93b2bcecaa45d17e |
| SHA256 | c9aaf02ccfa7f2af0d6066145cc2f4d46f45a91711ca4f6e391ff85bb44d10fa |
| SHA512 | 6eec21900fbbca1848624c09571faad62bc11a888ad163319fa0a7f6f2357190e3c18c5ca642b5bbfb9f30e7c74c23dd90af28e29496136987affb50b37c4566 |
memory/1632-45-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1880-43-0x0000000003D80000-0x0000000003E22000-memory.dmp
memory/1880-42-0x0000000000400000-0x0000000000468000-memory.dmp
memory/1632-48-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1632-47-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1632-46-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1632-51-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1632-52-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1632-53-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1632-54-0x00000000002C0000-0x0000000000362000-memory.dmp
memory/1632-55-0x00000000002C0000-0x0000000000362000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-16 04:02
Reported
2024-05-16 04:05
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Urelas
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\vibuy.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\vibuy.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\tuwig.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120.exe
"C:\Users\Admin\AppData\Local\Temp\d8e8472ff870bb8d3735fcaba25630b3fbc8da53dda6e4eb203a5635562ef120.exe"
C:\Users\Admin\AppData\Local\Temp\vibuy.exe
"C:\Users\Admin\AppData\Local\Temp\vibuy.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
C:\Users\Admin\AppData\Local\Temp\tuwig.exe
"C:\Users\Admin\AppData\Local\Temp\tuwig.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| KR | 218.54.31.226:11110 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| KR | 1.234.83.146:11170 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.121.18.2.in-addr.arpa | udp |
| KR | 218.54.31.165:11110 | tcp | |
| JP | 133.242.129.155:11110 | tcp | |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| BE | 2.17.196.137:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 137.196.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/2916-1-0x00000000001D0000-0x00000000001D2000-memory.dmp
memory/2916-0-0x0000000000400000-0x0000000000468000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\vibuy.exe
| MD5 | 415f973ca5ed65ce0fb123408d7edf41 |
| SHA1 | 0ed0e84fae94a132f3e19a3412ab3614ebf0f635 |
| SHA256 | 059aff971e7b2aef64e2a016fa6557429acbc031a4b5f2bf0be015c9765ba06d |
| SHA512 | 19a4d7f7f54d904249e65bf9f8122508b722cf9abc96d14af3fb720a26391cb3e32b725e3fe79d1483fe60349be38cdc8af8bb440c5a2160befab8bf64297d97 |
memory/1976-14-0x00000000001D0000-0x00000000001D2000-memory.dmp
memory/1976-13-0x0000000000400000-0x0000000000468000-memory.dmp
memory/2916-17-0x0000000000400000-0x0000000000468000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\_uinsey.bat
| MD5 | be6f41c533e8e7b4b21a618d3c6cc8dd |
| SHA1 | 7be082566040aba09f90e8754c71c0fe1e539092 |
| SHA256 | e0e9ba3077a250ff40642c9ccc7c363795d88fad9fa778557dc7e5c6b4b31922 |
| SHA512 | b8e66dc4a5f9294bf568dc5ff25657412780bffa4c27d9a5f3412a3c69cb69ce4130d0fb813ce1e89bab5930598fa85cee401d7f46ea37b53aa0539d7193d6b4 |
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
| MD5 | 59f302482ba71c07f438e629e89dcc81 |
| SHA1 | c08758b2206d1d4c00cf06efc57d5fe2de8b7616 |
| SHA256 | 34d91e985d54754bda153469ca5ef99ffabd696db2a5b04e50018b326a04e761 |
| SHA512 | 4ee34c1105036f0cc39e0748b0ae6a826d67aa1a3869bb7d408abd44dc2eda1abc69a61586c6e97875f66a870b70f987107772df5757838e67282494b818df07 |
memory/1976-20-0x0000000000400000-0x0000000000468000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tuwig.exe
| MD5 | 4986e95b6745570930a3b9f7b0804c2b |
| SHA1 | bf011b4f2e3e7eeaef41a6a660097ea19402e789 |
| SHA256 | c0e8c83ec65c9de0a718ad7719badbe69594a8d43e0897798e4869015d04b227 |
| SHA512 | 07f37835f2557ec67a3ed602b79f519f7725fe93e926ae478fcee14c16af9a36e9989221a1fb32b937a66568156b6dabbaaa2d8ed35b5c2a2e563cb33077fc11 |
memory/1976-38-0x0000000000400000-0x0000000000468000-memory.dmp
memory/4024-42-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-41-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-40-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-39-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-44-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-45-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-46-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-47-0x0000000000630000-0x00000000006D2000-memory.dmp
memory/4024-48-0x0000000000630000-0x00000000006D2000-memory.dmp