Analysis Overview
SHA256
de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48
Threat Level: Known bad
The file de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48 was found to be: Known bad.
Malicious Activity Summary
Rule to detect Lockbit 3.0 ransomware Windows payload
Lockbit family
Renames multiple (594) files with added filename extension
Renames multiple (307) files with added filename extension
Executes dropped EXE
Deletes itself
Reads user/profile data of web browsers
Loads dropped DLL
Drops desktop.ini file(s)
Suspicious use of NtSetInformationThreadHideFromDebugger
Enumerates physical storage devices
Unsigned PE
Uses Volume Shadow Copy service COM API
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-14 04:23
Signatures
Lockbit family
Rule to detect Lockbit 3.0 ransomware Windows payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-14 04:23
Reported
2024-03-14 04:25
Platform
win7-20240221-en
Max time kernel
120s
Max time network
123s
Command Line
Signatures
Renames multiple (307) files with added filename extension
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-1658372521-4246568289-2509113762-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-1658372521-4246568289-2509113762-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
| N/A | N/A | C:\ProgramData\AD6F.tmp | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe
"C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\ProgramData\AD6F.tmp
"C:\ProgramData\AD6F.tmp"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\AD6F.tmp >> NUL
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x154
Network
Files
memory/2940-0-0x0000000000CA0000-0x0000000000CE0000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-1658372521-4246568289-2509113762-1000\desktop.ini
| MD5 | f8f03b3e7841cb871368eb65a2e67e22 |
| SHA1 | ea73a83c8853b1af3c056ccd9effc3aa65cd29eb |
| SHA256 | a58771bd78b7632937020d659e05a6f2df7e07f0fc04521e53696bca42a4b922 |
| SHA512 | 3f8105bc6bbe748e27c0d8556773fb210a1bac19d15379b0367567525410492a02f4422f7fe1515e1e501f504d66ba861fece8fdf73c76dbe1543fb57dd1f6f9 |
C:\Users\Admin\JoJLDTofE.README.txt
| MD5 | 09e1680a7b7b2f24a426229f865b28df |
| SHA1 | b11cf264858b208cfa68a0cd954d7809019ebdca |
| SHA256 | 64978f92ee086ffb0ccc65e85a1bfac035fc29d66d952c7b19fd13572622cfe9 |
| SHA512 | 9f7e605b257a33a3362103cc00338f4a80ab9b6b210e7bc49865f691534d66b6c89f66ed015f5dc1ff87278cabda37074d11951f790b1e11d5ecd036ab80e7d4 |
F:\$RECYCLE.BIN\S-1-5-21-1658372521-4246568289-2509113762-1000\OOOOOOOOOOO
| MD5 | 0074327ffbaf4ddf6bad1241638d9428 |
| SHA1 | 18346f794860e365a5a95c5c302a1bcce18641a1 |
| SHA256 | 7102a09b196917849f321fd0666ee48314f2f3593e99551a20db63fb55ab2b9a |
| SHA512 | 041f976fe611142828e5830a66b31e77007780f7c5b6dd3561e158dfc3c78a46880033d803c2c21c7be439d430be561ebb0d5a1b08b8f72b13c08f199c032bf2 |
\ProgramData\AD6F.tmp
| MD5 | 294e9f64cb1642dd89229fff0592856b |
| SHA1 | 97b148c27f3da29ba7b18d6aee8a0db9102f47c9 |
| SHA256 | 917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2 |
| SHA512 | b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf |
memory/1180-822-0x000000007EFA0000-0x000000007EFA1000-memory.dmp
memory/1180-824-0x0000000000250000-0x0000000000290000-memory.dmp
memory/1180-827-0x000000007EF80000-0x000000007EF81000-memory.dmp
memory/1180-828-0x000000007EF20000-0x000000007EF21000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
| MD5 | a6076504313fd806f1a9728f78ee4375 |
| SHA1 | bad537002a1a0605fbed47de38df7205e21b7fbd |
| SHA256 | 101a637facbedc8f7d6470751ba2d2dcf2cfdc843b37fca6a4ac57afcc295147 |
| SHA512 | 09c07b3302f0e30ceeb1645dbfa124f963c775bb59685ae4fae2f3854427c9ce3377a67b56a83926bd6d0aea806e40f161690b0df2e2117eb8f795b9ff6338df |
memory/1180-854-0x000000007EF40000-0x000000007EF41000-memory.dmp
memory/1180-855-0x000000007EF60000-0x000000007EF61000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-14 04:23
Reported
2024-03-14 04:26
Platform
win10v2004-20240226-en
Max time kernel
166s
Max time network
176s
Command Line
Signatures
Renames multiple (594) files with added filename extension
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\$Recycle.Bin\S-1-5-21-1904519900-954640453-4250331663-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-1904519900-954640453-4250331663-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe
"C:\Users\Admin\AppData\Local\Temp\de7f501e4a17898e85229b962e2f43b9a20d995c8a9fe0cad4536adc8fbd9f48.exe"
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.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 --no-appcompat-clear --mojo-platform-channel-handle=3924 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 174.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 176.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| GB | 96.17.178.176:80 | tcp |
Files
memory/956-0-0x0000000002940000-0x0000000002950000-memory.dmp
memory/956-1-0x0000000002940000-0x0000000002950000-memory.dmp
memory/956-2-0x0000000002940000-0x0000000002950000-memory.dmp
C:\$Recycle.Bin\S-1-5-21-1904519900-954640453-4250331663-1000\IIIIIIIIIII
| MD5 | 80bf5be53d11f41bdd8014a4060a4be7 |
| SHA1 | 99d13940c2a54dc297963c267a30a90ad528b812 |
| SHA256 | 15cc92498bbcea45820035923451203e6787c5773d1e249bf9ec135aa50ad26d |
| SHA512 | bf5d6cd26cc10471ed8f311bb6a0783f6dd0edf549a5e1c5a0778185de5330d7060e97f66ac00190f03bfca4f5dff8624ab9c46ed300defb3d0635e08204e1f7 |
C:\JoJLDTofE.README.txt
| MD5 | 09e1680a7b7b2f24a426229f865b28df |
| SHA1 | b11cf264858b208cfa68a0cd954d7809019ebdca |
| SHA256 | 64978f92ee086ffb0ccc65e85a1bfac035fc29d66d952c7b19fd13572622cfe9 |
| SHA512 | 9f7e605b257a33a3362103cc00338f4a80ab9b6b210e7bc49865f691534d66b6c89f66ed015f5dc1ff87278cabda37074d11951f790b1e11d5ecd036ab80e7d4 |
F:\$RECYCLE.BIN\S-1-5-21-1904519900-954640453-4250331663-1000\DDDDDDDDDDD
| MD5 | 33a660f9ad1ec0f453a33a1663aed65d |
| SHA1 | 9743361686e1aa401ca1e6a573b1c78061815ea1 |
| SHA256 | 5f05a2177adaa239995391103c660a86b44707f4292a3291fdc3e54e1b1b5397 |
| SHA512 | 88ff33f9f2c27b41a35b5afabdbfc5c89247cfe2924ea834524a479aacc54131bc882a4e3bd1abcde6eecf54989ca9b28649f212aa97f6d956aadd793a4c7a48 |
memory/956-2745-0x0000000002940000-0x0000000002950000-memory.dmp
memory/956-2746-0x0000000002940000-0x0000000002950000-memory.dmp
memory/956-2747-0x0000000002940000-0x0000000002950000-memory.dmp