Analysis Overview
SHA256
f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11
Threat Level: Known bad
The file f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe was found to be: Known bad.
Malicious Activity Summary
AsyncRat
Async RAT payload
Detects executables containing the string DcRatBy
Detects executables attemping to enumerate video devices using WMI
Executes dropped EXE
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Delays execution with timeout.exe
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Uses Task Scheduler COM API
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-19 01:52
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-19 01:52
Reported
2024-06-19 01:54
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables attemping to enumerate video devices using WMI
| 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 |
Detects executables containing the string DcRatBy
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lulz.exe | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\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\f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\lulz.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\lulz.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe
"C:\Users\Admin\AppData\Local\Temp\f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe"
C:\Users\Admin\AppData\Local\Temp\Infected.exe
"C:\Users\Admin\AppData\Local\Temp\Infected.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lulz" /tr '"C:\Users\Admin\AppData\Roaming\lulz.exe"' & exit
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp53CD.tmp.bat""
C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "lulz" /tr '"C:\Users\Admin\AppData\Roaming\lulz.exe"'
C:\Windows\system32\timeout.exe
timeout 3
C:\Users\Admin\AppData\Roaming\lulz.exe
"C:\Users\Admin\AppData\Roaming\lulz.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| N/A | 127.0.0.1:7771 | tcp | |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| US | 52.111.229.48:443 | tcp | |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
Files
memory/4296-0-0x00007FF99AA53000-0x00007FF99AA55000-memory.dmp
memory/4296-1-0x000002506CD50000-0x000002506CE70000-memory.dmp
memory/4296-2-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
memory/4296-3-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
memory/4296-4-0x00000250721A0000-0x000002507226C000-memory.dmp
memory/4296-6-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
memory/4296-7-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Infected.exe
| MD5 | b79066a5172f1508c1b9a8d02e9edd29 |
| SHA1 | 08a74b0096e1df0043246e65bfe5861af4611515 |
| SHA256 | 66eb0f1ec9845025074d4e91f6a9f5a1a91fca45f9a59bbdb5d718ba84948674 |
| SHA512 | 033496e0033a0c359efbf2dbf61fa9c41804c26d3271b34b1b320598d9f3e9ea0b3276715eb99f77e50c62f3561f7fb4ad195f5b37c05430b66d0b6cb0489375 |
memory/2948-18-0x0000000000FF0000-0x0000000001006000-memory.dmp
memory/2948-19-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
memory/2948-20-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
memory/2948-25-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp53CD.tmp.bat
| MD5 | a9e9084ac7644e172a79e195021ff1b5 |
| SHA1 | 32b41c6af9a7535dcaa84c94152201804651850e |
| SHA256 | b432ef1f92232d667cfc24f60e9fefe8f7d8e7e2c28382409361a1f50c34beac |
| SHA512 | 8361f06e89a15db0233b184068e2a5c794e4c587c89ae8ccbe4824e2e5cf642bfa0c74ec2d2b4cca48ff25139cbd928219f2daca18bdb58136a0f92c03326fcb |
memory/4296-30-0x00007FF99AA50000-0x00007FF99B511000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-19 01:52
Reported
2024-06-19 01:54
Platform
win7-20240221-en
Max time kernel
146s
Max time network
141s
Command Line
Signatures
AsyncRat
Async RAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables attemping to enumerate video devices using WMI
| 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 |
Detects executables containing the string DcRatBy
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\lulz.exe | N/A |
Enumerates physical storage devices
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\timeout.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Infected.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\lulz.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\lulz.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe
"C:\Users\Admin\AppData\Local\Temp\f7d1b2ecb7f47ed1311ed562bd1565f2e849d26e0c076e6ec6125d535bf17c11.exe"
C:\Users\Admin\AppData\Local\Temp\Infected.exe
"C:\Users\Admin\AppData\Local\Temp\Infected.exe"
C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "lulz" /tr '"C:\Users\Admin\AppData\Roaming\lulz.exe"' & exit
C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp314D.tmp.bat""
C:\Windows\system32\schtasks.exe
schtasks /create /f /sc onlogon /rl highest /tn "lulz" /tr '"C:\Users\Admin\AppData\Roaming\lulz.exe"'
C:\Windows\system32\timeout.exe
timeout 3
C:\Users\Admin\AppData\Roaming\lulz.exe
"C:\Users\Admin\AppData\Roaming\lulz.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| US | 8.8.8.8:53 | doffuovouvvufoz97964d-39377.portmap.host | udp |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| N/A | 127.0.0.1:7771 | tcp | |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| N/A | 127.0.0.1:7771 | tcp | |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| DE | 193.161.193.99:39377 | doffuovouvvufoz97964d-39377.portmap.host | tcp |
| N/A | 127.0.0.1:7771 | tcp |
Files
memory/1096-0-0x000007FEF5CD3000-0x000007FEF5CD4000-memory.dmp
memory/1096-1-0x0000000000830000-0x0000000000950000-memory.dmp
memory/1096-2-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
memory/1096-3-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
memory/1096-4-0x000000001AAD0000-0x000000001AB9C000-memory.dmp
memory/1096-6-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Infected.exe
| MD5 | b79066a5172f1508c1b9a8d02e9edd29 |
| SHA1 | 08a74b0096e1df0043246e65bfe5861af4611515 |
| SHA256 | 66eb0f1ec9845025074d4e91f6a9f5a1a91fca45f9a59bbdb5d718ba84948674 |
| SHA512 | 033496e0033a0c359efbf2dbf61fa9c41804c26d3271b34b1b320598d9f3e9ea0b3276715eb99f77e50c62f3561f7fb4ad195f5b37c05430b66d0b6cb0489375 |
memory/1096-9-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
memory/1160-12-0x0000000000CA0000-0x0000000000CB6000-memory.dmp
memory/1160-13-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
memory/1160-14-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
memory/1160-15-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp314D.tmp.bat
| MD5 | 50ebb10f84c199bbb0d167297775e637 |
| SHA1 | 811196b1c9d1f927c93f3e6dea22a4295a89d0d2 |
| SHA256 | a895634cc78e71393bb2a05a89a1bed6a3985fb8c7d9b2deb3b2109b3c39f3eb |
| SHA512 | 9ec3cb9a95d575fdd116878a58aacb4584060e192c19f2bdc5bd70c2fd8f363429ddf2a866f020ca75a1cbfb1a2978b752f403fdc700e3c13338ddff85b7434a |
memory/1160-24-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp
memory/2504-29-0x0000000000CC0000-0x0000000000CD6000-memory.dmp
memory/1096-30-0x000007FEF5CD3000-0x000007FEF5CD4000-memory.dmp
memory/1096-31-0x000007FEF5CD0000-0x000007FEF66BC000-memory.dmp