Analysis Overview
SHA256
4dc5805e9c93c117619231d63f0d419cb4561d6c7fcfbfd6d619bbde25eeb0a1
Threat Level: Known bad
The file 1b6a97bac0b7919dff351d60a3452930N.exe was found to be: Known bad.
Malicious Activity Summary
Floxif, Floodfix
Detects Floxif payload
Event Triggered Execution: AppInit DLLs
UPX packed file
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
ACProtect 1.3x - 1.4x DLL software
Enumerates connected drives
Drops file in Program Files directory
Unsigned PE
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-17 16:36
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-17 16:36
Reported
2024-08-17 16:38
Platform
win10v2004-20240802-en
Max time kernel
117s
Max time network
119s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
ACProtect 1.3x - 1.4x DLL software
| 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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\e: | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Common Files\System\symsrv.dll | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| File created | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| File created | \??\c:\program files\common files\system\symsrv.dll.000 | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.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\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1996 wrote to memory of 2952 | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe |
| PID 1996 wrote to memory of 2952 | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe |
| PID 1996 wrote to memory of 2952 | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe
"C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe"
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.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 --field-trial-handle=4348,i,11391966286255097843,10588851088187498028,262144 --variations-seed-version --mojo-platform-channel-handle=3664 /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | www.aieov.com | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 45.33.18.44:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 44.18.33.45.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 45.33.18.44:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 45.33.18.44:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 45.33.18.44:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 45.33.18.44:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 45.33.18.44:80 | www.aieov.com | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 192.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
Files
memory/1996-4-0x0000000010000000-0x0000000010030000-memory.dmp
C:\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/1996-6-0x000000000041E000-0x0000000000421000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe
| MD5 | 951289aa81596f2a71ae683555e42593 |
| SHA1 | 96546a718568ab585ed6c6fb9609ee273d08947d |
| SHA256 | 0ede7550c8b8985663e774a0bbbf7088acdce123bcdb8c61cbc037f0f8a8b525 |
| SHA512 | 81599fde4bde2178329e76cebb56072f5d5b9565540f63ba9a0575bfca1536b0951c390c06283d6b8d9128de39b8c3f9a0ca45590daff447fedbebb736a3df1b |
memory/2952-23-0x0000000000400000-0x00000000005FF000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\llftool.license
| MD5 | c9076d10147c59f10993459ce937a95d |
| SHA1 | 14ce07b6f9926d803d04d35bbb58ccd0f4165261 |
| SHA256 | 126664769f688e46b267c9ec88c4fdbe2ed3ec072cf4046a35d67ed9bc8db54d |
| SHA512 | 6b63d4bdafcae461026d69bb63fce3713e6617f0a1036b2c886e3dd4ce02019f2b4d21a88114233daf34d08fc1b96ed235041b858f7a4cb1f502097bbc084a24 |
C:\Program Files (x86)\Common Files\Microsoft Shared\ink\tiptsf.dll.tmp
| MD5 | debaeb72b245167e7ff3d59cf3c22ce2 |
| SHA1 | 6efa105fa04b60a0c1701b113e72c473f230cace |
| SHA256 | cb13420c9b51172b1c056239a9dc2311d22b1206ad8734a9aaf6a87989c30e58 |
| SHA512 | 08f86424d7d1fc394d1e91208a41877b0b452fb9007570bb8c7aee22e0ce289f0aeae3da01fb0f484d785ec8d0bd3c3c9f54fdfd7f065891060d55ae53975b19 |
C:\Program Files (x86)\Common Files\Microsoft Shared\ink\tiptsf.dll.tmp
| MD5 | 3ae7d1e1d9722789cbce889689ca2f77 |
| SHA1 | fbe80592bfd62b173dcbd58f6d33be028b502f55 |
| SHA256 | 10dc9096b3fe2d8e4925ff9701910ffcf413957c7eae1a10d988aa941e5c8f29 |
| SHA512 | 10eeeb402a00a8110506e12bbd708b950fc50a487890fd21d1a5ce5ad55e6b6dcbeeacf9f60f5e73fe10d1a47556876ac650e7037fae0fd6bf565a4a4cbd6681 |
memory/1996-37-0x0000000000400000-0x00000000004BB000-memory.dmp
memory/1996-40-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1996-41-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2952-42-0x0000000000400000-0x00000000005FF000-memory.dmp
memory/1996-48-0x0000000010000000-0x0000000010030000-memory.dmp
C:\Program Files\Common Files\System\symsrv.dll.000
| MD5 | 1130c911bf5db4b8f7cf9b6f4b457623 |
| SHA1 | 48e734c4bc1a8b5399bff4954e54b268bde9d54c |
| SHA256 | eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1 |
| SHA512 | 94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0 |
memory/1996-54-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1996-64-0x0000000010000000-0x0000000010030000-memory.dmp
memory/1996-66-0x0000000010000000-0x0000000010030000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-17 16:36
Reported
2024-08-17 16:38
Platform
win7-20240704-en
Max time kernel
115s
Max time network
56s
Command Line
Signatures
Floxif, Floodfix
Detects Floxif payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Event Triggered Execution: AppInit DLLs
ACProtect 1.3x - 1.4x DLL software
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\e: | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Common Files\System\symsrv.dll | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
| File created | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
| File created | \??\c:\progra~1\common~1\system\symsrv.dll.000 | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.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\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe
"C:\Users\Admin\AppData\Local\Temp\1b6a97bac0b7919dff351d60a3452930N.exe"
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 5isohu.com | udp |
| US | 8.8.8.8:53 | www.aieov.com | udp |
| US | 45.33.2.79:80 | www.aieov.com | tcp |
| US | 45.33.2.79:80 | www.aieov.com | tcp |
| US | 45.33.2.79:80 | www.aieov.com | tcp |
| US | 45.33.2.79:80 | www.aieov.com | tcp |
| US | 45.33.2.79:80 | www.aieov.com | tcp |
| US | 45.33.2.79:80 | www.aieov.com | tcp |
Files
memory/2344-3-0x0000000010000000-0x0000000010030000-memory.dmp
\Program Files\Common Files\System\symsrv.dll
| MD5 | 7574cf2c64f35161ab1292e2f532aabf |
| SHA1 | 14ba3fa927a06224dfe587014299e834def4644f |
| SHA256 | de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085 |
| SHA512 | 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab |
memory/2344-5-0x000000000041E000-0x0000000000421000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\HDDLLF.exe
| MD5 | 951289aa81596f2a71ae683555e42593 |
| SHA1 | 96546a718568ab585ed6c6fb9609ee273d08947d |
| SHA256 | 0ede7550c8b8985663e774a0bbbf7088acdce123bcdb8c61cbc037f0f8a8b525 |
| SHA512 | 81599fde4bde2178329e76cebb56072f5d5b9565540f63ba9a0575bfca1536b0951c390c06283d6b8d9128de39b8c3f9a0ca45590daff447fedbebb736a3df1b |
memory/2792-33-0x0000000010000000-0x0000000010030000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\llftool.license
| MD5 | c9076d10147c59f10993459ce937a95d |
| SHA1 | 14ce07b6f9926d803d04d35bbb58ccd0f4165261 |
| SHA256 | 126664769f688e46b267c9ec88c4fdbe2ed3ec072cf4046a35d67ed9bc8db54d |
| SHA512 | 6b63d4bdafcae461026d69bb63fce3713e6617f0a1036b2c886e3dd4ce02019f2b4d21a88114233daf34d08fc1b96ed235041b858f7a4cb1f502097bbc084a24 |
memory/2792-35-0x0000000000400000-0x00000000005FF000-memory.dmp
\Program Files (x86)\Common Files\microsoft shared\ink\tiptsf.dll.tmp
| MD5 | 108d2de8bc9ad30aa7c5980cb86aa20c |
| SHA1 | 991970e8013d2353b5911488071c96c1e5fface0 |
| SHA256 | 194c8536aa3332249ecd000fe2c303f713aaa6d90811266abea1bee26b6fa3c5 |
| SHA512 | 921c2440a99e30b3cbb9a5129ca0b315937d3ae30a2a8ef9165ae2bf117171c51303ab24ac82ccc91ec837138519582f55c8311e8a79383d613d7c2899071c14 |
memory/2344-43-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2792-44-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2792-47-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2792-46-0x0000000000400000-0x00000000005FF000-memory.dmp
memory/2792-52-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2792-57-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2792-62-0x0000000010000000-0x0000000010030000-memory.dmp
C:\PROGRA~1\COMMON~1\System\symsrv.dll.000
| MD5 | 1130c911bf5db4b8f7cf9b6f4b457623 |
| SHA1 | 48e734c4bc1a8b5399bff4954e54b268bde9d54c |
| SHA256 | eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1 |
| SHA512 | 94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0 |
memory/2792-67-0x0000000010000000-0x0000000010030000-memory.dmp
memory/2792-72-0x0000000010000000-0x0000000010030000-memory.dmp