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Analysis
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max time kernel
63s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
09/03/2023, 13:56
Static task
static1
Behavioral task
behavioral1
Sample
0c416e462853425ce474820d82ed8212.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
0c416e462853425ce474820d82ed8212.exe
Resource
win10v2004-20230220-en
General
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Target
0c416e462853425ce474820d82ed8212.exe
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Size
1.0MB
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MD5
0c416e462853425ce474820d82ed8212
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SHA1
f008aba5a83a167663be86bcb0230232c74029f7
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SHA256
e83c5b4a9fbfb2294eeb8be89c3d871ad2f20b776bf9594bd0b0ecd288ad47f8
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SHA512
b0538d150b11fd7570d2d6c6f55aa2d6c9dde0cad96beb19db108b9e53019b7fb5a8d412f3c92c8b8e9be1f6e67a7ce36ad82b5c1e91c85ca866cf0b30f8d917
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SSDEEP
24576:EuOZ6wGkB+e9uf8mS8mONRMbeze6aKQoW7y0nkO:P39Y6aKQmmkO
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
citalmet.com.ar - Port:
587 - Username:
[email protected] - Password:
payment@123
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 5 IoCs
resource yara_rule behavioral1/memory/1736-75-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1736-76-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1736-78-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1736-80-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger behavioral1/memory/1736-82-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 836 set thread context of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1164 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1736 0c416e462853425ce474820d82ed8212.exe 580 powershell.exe 628 powershell.exe 1736 0c416e462853425ce474820d82ed8212.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1736 0c416e462853425ce474820d82ed8212.exe Token: SeDebugPrivilege 628 powershell.exe Token: SeDebugPrivilege 580 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 836 wrote to memory of 628 836 0c416e462853425ce474820d82ed8212.exe 27 PID 836 wrote to memory of 628 836 0c416e462853425ce474820d82ed8212.exe 27 PID 836 wrote to memory of 628 836 0c416e462853425ce474820d82ed8212.exe 27 PID 836 wrote to memory of 628 836 0c416e462853425ce474820d82ed8212.exe 27 PID 836 wrote to memory of 580 836 0c416e462853425ce474820d82ed8212.exe 29 PID 836 wrote to memory of 580 836 0c416e462853425ce474820d82ed8212.exe 29 PID 836 wrote to memory of 580 836 0c416e462853425ce474820d82ed8212.exe 29 PID 836 wrote to memory of 580 836 0c416e462853425ce474820d82ed8212.exe 29 PID 836 wrote to memory of 1164 836 0c416e462853425ce474820d82ed8212.exe 30 PID 836 wrote to memory of 1164 836 0c416e462853425ce474820d82ed8212.exe 30 PID 836 wrote to memory of 1164 836 0c416e462853425ce474820d82ed8212.exe 30 PID 836 wrote to memory of 1164 836 0c416e462853425ce474820d82ed8212.exe 30 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 PID 836 wrote to memory of 1736 836 0c416e462853425ce474820d82ed8212.exe 33 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0c416e462853425ce474820d82ed8212.exe"C:\Users\Admin\AppData\Local\Temp\0c416e462853425ce474820d82ed8212.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\0c416e462853425ce474820d82ed8212.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:628
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nijiOvNtapSp.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:580
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nijiOvNtapSp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD5B7.tmp"2⤵
- Creates scheduled task(s)
PID:1164
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C:\Users\Admin\AppData\Local\Temp\0c416e462853425ce474820d82ed8212.exe"C:\Users\Admin\AppData\Local\Temp\0c416e462853425ce474820d82ed8212.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1736
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5c0decf782e6d5703bae4512cac554b77
SHA182446d81a27562aca86b56bfc76e75592e83a240
SHA256b0e1fa00c7515b28a7383baef137501d5717fdecca79b8b96ea06cb938067b13
SHA51284f0ca34a505ad936c60e58179c7edc4d9f8704500da9fa76926da299095cbd181529e19631b36f3f8a6f2d2d877582e2e1d947b9159ba6ee03b82523477cacf
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JZ77LUDT6IGCP5R0L2PY.temp
Filesize7KB
MD5fc52105ff0c9506aca18899f87ba1057
SHA16fe23e035a03c4a1e33b4cb83aaed4998ce43ac4
SHA256373719deae9d522b8d9acd539e71ac50dbbea32f7d9b6bb65779e9c95627e3f3
SHA51288d86db321d12fd7eac1ccd6485c51c07ffbd7b0fe04c67cf89483463386431393d09ca826c0cb3876cb9e215aa9df7a6fd9d466f0067ef5abae04be3092e0e7
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5fc52105ff0c9506aca18899f87ba1057
SHA16fe23e035a03c4a1e33b4cb83aaed4998ce43ac4
SHA256373719deae9d522b8d9acd539e71ac50dbbea32f7d9b6bb65779e9c95627e3f3
SHA51288d86db321d12fd7eac1ccd6485c51c07ffbd7b0fe04c67cf89483463386431393d09ca826c0cb3876cb9e215aa9df7a6fd9d466f0067ef5abae04be3092e0e7