Analysis Overview
SHA256
d82034c5d5633ff4f38939fd15a82c3612886742e8bedf4060fdb2129c09aacb
Threat Level: Known bad
The file Recibo de transferencía.exe was found to be: Known bad.
Malicious Activity Summary
StormKitty payload
Snake Keylogger payload
Snake Keylogger
StormKitty
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of AdjustPrivilegeToken
outlook_office_path
outlook_win_path
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-05-08 08:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-08 08:24
Reported
2023-05-08 08:26
Platform
win7-20230220-en
Max time kernel
142s
Max time network
148s
Command Line
Signatures
Snake Keylogger
Snake Keylogger payload
| 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 |
StormKitty
StormKitty payload
| 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 |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 836 set thread context of 968 | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"
C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| DE | 193.122.6.168:80 | checkip.dyndns.org | tcp |
| US | 193.122.130.0:80 | checkip.dyndns.org | tcp |
| JP | 132.226.8.169:80 | checkip.dyndns.org | tcp |
| BR | 132.226.247.73:80 | checkip.dyndns.org | tcp |
| US | 158.101.44.242:80 | checkip.dyndns.org | tcp |
Files
memory/836-54-0x0000000000EA0000-0x0000000000F26000-memory.dmp
memory/836-55-0x0000000005030000-0x0000000005070000-memory.dmp
memory/836-56-0x0000000000310000-0x000000000031C000-memory.dmp
memory/836-57-0x0000000005030000-0x0000000005070000-memory.dmp
memory/836-58-0x0000000000340000-0x000000000034A000-memory.dmp
memory/836-59-0x0000000005070000-0x00000000050D2000-memory.dmp
memory/836-60-0x0000000000A80000-0x0000000000AA8000-memory.dmp
memory/968-61-0x0000000000400000-0x0000000000426000-memory.dmp
memory/968-62-0x0000000000400000-0x0000000000426000-memory.dmp
memory/968-63-0x0000000000400000-0x0000000000426000-memory.dmp
memory/968-64-0x0000000000400000-0x0000000000426000-memory.dmp
memory/968-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/968-66-0x0000000000400000-0x0000000000426000-memory.dmp
memory/968-68-0x0000000000400000-0x0000000000426000-memory.dmp
memory/968-70-0x0000000000400000-0x0000000000426000-memory.dmp
memory/968-71-0x0000000000C90000-0x0000000000CD0000-memory.dmp
memory/968-72-0x0000000000C90000-0x0000000000CD0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-05-08 08:24
Reported
2023-05-08 08:26
Platform
win10v2004-20230220-en
Max time kernel
135s
Max time network
153s
Command Line
Signatures
Snake Keylogger
Snake Keylogger payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
StormKitty
StormKitty payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1112 set thread context of 4608 | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"
C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe
"C:\Users\Admin\AppData\Local\Temp\Recibo de transferencía.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 42.220.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.247.210.254:80 | tcp | |
| US | 8.8.8.8:53 | 113.208.253.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.178.238.8.in-addr.arpa | udp |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 193.122.130.0:80 | checkip.dyndns.org | tcp |
| US | 52.242.101.226:443 | tcp | |
| US | 8.8.8.8:53 | 0.130.122.193.in-addr.arpa | udp |
| US | 52.242.101.226:443 | tcp | |
| US | 8.8.8.8:53 | mail.libreriamarpe.com | udp |
| ES | 185.18.197.63:587 | mail.libreriamarpe.com | tcp |
| US | 8.8.8.8:53 | 63.197.18.185.in-addr.arpa | udp |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 8.8.8.8:53 | 73.254.224.20.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| US | 8.247.210.254:80 | tcp | |
| US | 8.247.210.254:80 | tcp | |
| US | 8.247.210.254:80 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp | |
| US | 52.242.101.226:443 | tcp |
Files
memory/1112-133-0x00000000002D0000-0x0000000000356000-memory.dmp
memory/1112-134-0x0000000005280000-0x0000000005824000-memory.dmp
memory/1112-135-0x0000000004D70000-0x0000000004E02000-memory.dmp
memory/1112-136-0x0000000005830000-0x00000000059D6000-memory.dmp
memory/1112-137-0x0000000004D00000-0x0000000004D0A000-memory.dmp
memory/1112-138-0x0000000004F50000-0x0000000004F60000-memory.dmp
memory/1112-139-0x0000000004F50000-0x0000000004F60000-memory.dmp
memory/1112-140-0x0000000007D70000-0x0000000007E0C000-memory.dmp
memory/4608-141-0x0000000000400000-0x0000000000426000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Recibo de transferencía.exe.log
| MD5 | b57b1ea0e9817bd8c90747e991b77447 |
| SHA1 | df63d993dd8b356c2aa8bdd5fed4ead467d0ef1f |
| SHA256 | af13b787c47fa267cbca28ec758f254d5407c5a418fb86fff25ce5aec8b0f99c |
| SHA512 | 31e8ed3d1f8a3050b53e2b54ded1cde057ab76da28785347ba45a24535974207b14cb7f54f620f6e3a6e679705d7349005d7c29170d988c09c071c852cde621c |
memory/4608-144-0x0000000005C10000-0x0000000005C20000-memory.dmp
memory/4608-145-0x0000000005C10000-0x0000000005C20000-memory.dmp