Analysis Overview
SHA256
20e3320ed125693938485c94c8ebf1a981ed2d717bba86f137a4b327757946fe
Threat Level: Known bad
The file DB6BF30FD61D330A5466459124FD4F21.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unsigned PE
Enumerates physical storage devices
Delays execution with timeout.exe
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-29 16:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-29 16:16
Reported
2024-06-29 16:18
Platform
win7-20240508-en
Max time kernel
120s
Max time network
139s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\sezznam.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\sezznam.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe
"C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /ru system /rl highest /tn DB6BF30FD61D330A5466459124FD4F21 /tr '"C:\Users\Admin\AppData\Roaming\sezznam.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp3AEE.tmp.bat""
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /ru system /rl highest /tn DB6BF30FD61D330A5466459124FD4F21 /tr '"C:\Users\Admin\AppData\Roaming\sezznam.exe"'
C:\Users\Admin\AppData\Roaming\sezznam.exe
"C:\Users\Admin\AppData\Roaming\sezznam.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | seznam.zapto.org | udp |
| US | 172.232.164.13:8808 | seznam.zapto.org | tcp |
Files
memory/2992-0-0x00000000748FE000-0x00000000748FF000-memory.dmp
memory/2992-1-0x0000000000C60000-0x0000000000D46000-memory.dmp
memory/2992-2-0x0000000000370000-0x0000000000382000-memory.dmp
memory/2992-3-0x00000000748F0000-0x0000000074FDE000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp3AEE.tmp.bat
| MD5 | 4004d959e6f00c5579d92bbb21995f74 |
| SHA1 | 4dee2c1147dc571443fbcaf5dfe1ef371cb732c1 |
| SHA256 | 97a53bbaa866fbaa7d2ece5a81aa4617843ec422cfc2163271f997bb57d331ae |
| SHA512 | 514f135308f1399fca1b1c2ca33e8465419cce19aa423c65f5231b4e0885f80c6e973ad47c250e188aff476f807d1bb201ad1a6db380d5c49c1e598d032dacee |
memory/2992-13-0x00000000748F0000-0x0000000074FDE000-memory.dmp
\Users\Admin\AppData\Roaming\sezznam.exe
| MD5 | db6bf30fd61d330a5466459124fd4f21 |
| SHA1 | 5beef951cc1052daeca87d5ef69999b3d0cc1381 |
| SHA256 | 20e3320ed125693938485c94c8ebf1a981ed2d717bba86f137a4b327757946fe |
| SHA512 | f794a8ed161e23951299890660fd98f42cd0159aca9d6f653263170b0c63ab8b6a4ba2101f13862541440b01517da2c6348a26f1a1cec470878abe4b796474dd |
memory/2788-17-0x00000000008A0000-0x0000000000986000-memory.dmp
memory/2788-18-0x00000000002A0000-0x00000000002B2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-29 16:16
Reported
2024-06-29 16:18
Platform
win10v2004-20240611-en
Max time kernel
135s
Max time network
129s
Command Line
Signatures
AsyncRat
Async RAT payload
| 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-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\sezznam.exe | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\sezznam.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe
"C:\Users\Admin\AppData\Local\Temp\DB6BF30FD61D330A5466459124FD4F21.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /ru system /rl highest /tn DB6BF30FD61D330A5466459124FD4F21 /tr '"C:\Users\Admin\AppData\Roaming\sezznam.exe"' & exit
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp51AA.tmp.bat""
C:\Windows\SysWOW64\timeout.exe
timeout 3
C:\Windows\SysWOW64\schtasks.exe
schtasks /create /f /sc onlogon /ru system /rl highest /tn DB6BF30FD61D330A5466459124FD4F21 /tr '"C:\Users\Admin\AppData\Roaming\sezznam.exe"'
C:\Users\Admin\AppData\Roaming\sezznam.exe
"C:\Users\Admin\AppData\Roaming\sezznam.exe"
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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.97:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 97.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | seznam.zapto.org | udp |
| US | 172.232.164.13:7707 | seznam.zapto.org | tcp |
| US | 8.8.8.8:53 | 13.164.232.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/2624-0-0x000000007457E000-0x000000007457F000-memory.dmp
memory/2624-1-0x00000000000C0000-0x00000000001A6000-memory.dmp
memory/2624-2-0x00000000051D0000-0x0000000005774000-memory.dmp
memory/2624-3-0x0000000004C20000-0x0000000004CB2000-memory.dmp
memory/2624-4-0x0000000004B00000-0x0000000004B12000-memory.dmp
memory/2624-5-0x0000000004CC0000-0x0000000004D5C000-memory.dmp
memory/2624-6-0x0000000074570000-0x0000000074D20000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp51AA.tmp.bat
| MD5 | cc253ea7aa5888de745eca0241517cf3 |
| SHA1 | e64e59f5da66409852ebbc2e1507d156a16a51d7 |
| SHA256 | a17c4ba8511e019790a02ac3df054ff44f6fae3e36dcd3bb89cb9658695dd807 |
| SHA512 | f8a3e1e829f7e3394cd9b84a9e50545f3874ca220c095be3191a2e454d4614756a68f7cf26dec1d0a751c69b2154f30afc5348df01aa3615e50a6683fe1fd625 |
memory/2624-12-0x0000000074570000-0x0000000074D20000-memory.dmp
C:\Users\Admin\AppData\Roaming\sezznam.exe
| MD5 | db6bf30fd61d330a5466459124fd4f21 |
| SHA1 | 5beef951cc1052daeca87d5ef69999b3d0cc1381 |
| SHA256 | 20e3320ed125693938485c94c8ebf1a981ed2d717bba86f137a4b327757946fe |
| SHA512 | f794a8ed161e23951299890660fd98f42cd0159aca9d6f653263170b0c63ab8b6a4ba2101f13862541440b01517da2c6348a26f1a1cec470878abe4b796474dd |
memory/4064-16-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/4064-17-0x0000000074570000-0x0000000074D20000-memory.dmp
memory/4064-20-0x0000000006660000-0x00000000066C6000-memory.dmp
memory/4064-21-0x0000000074570000-0x0000000074D20000-memory.dmp