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Analysis
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max time kernel
127s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-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 1 IoCs
resource yara_rule behavioral2/memory/3112-150-0x0000000000400000-0x0000000000426000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation 0c416e462853425ce474820d82ed8212.exe -
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-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\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 66 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3360 set thread context of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 -
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 2876 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3788 powershell.exe 2960 powershell.exe 3112 0c416e462853425ce474820d82ed8212.exe 2960 powershell.exe 3788 powershell.exe 3112 0c416e462853425ce474820d82ed8212.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2960 powershell.exe Token: SeDebugPrivilege 3788 powershell.exe Token: SeDebugPrivilege 3112 0c416e462853425ce474820d82ed8212.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3360 wrote to memory of 2960 3360 0c416e462853425ce474820d82ed8212.exe 98 PID 3360 wrote to memory of 2960 3360 0c416e462853425ce474820d82ed8212.exe 98 PID 3360 wrote to memory of 2960 3360 0c416e462853425ce474820d82ed8212.exe 98 PID 3360 wrote to memory of 3788 3360 0c416e462853425ce474820d82ed8212.exe 100 PID 3360 wrote to memory of 3788 3360 0c416e462853425ce474820d82ed8212.exe 100 PID 3360 wrote to memory of 3788 3360 0c416e462853425ce474820d82ed8212.exe 100 PID 3360 wrote to memory of 2876 3360 0c416e462853425ce474820d82ed8212.exe 102 PID 3360 wrote to memory of 2876 3360 0c416e462853425ce474820d82ed8212.exe 102 PID 3360 wrote to memory of 2876 3360 0c416e462853425ce474820d82ed8212.exe 102 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 PID 3360 wrote to memory of 3112 3360 0c416e462853425ce474820d82ed8212.exe 104 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 0c416e462853425ce474820d82ed8212.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\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⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3360 -
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:2960
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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:3788
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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\tmp4863.tmp"2⤵
- Creates scheduled task(s)
PID:2876
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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:3112
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD53faa1aec155e95222e27462f2a7fbf34
SHA18f08e08b59cf0150b2cf02fd07e61250371ccd1b
SHA2565f0c5a5321df48b7a1da3d1a85b6d319372330e9c91cc89e856baa232aca7084
SHA512ecec85a6c4328a7f8137374dc81f95ec1ca7cf9f19e70ab4073fa1b5d15f7908f18f534d3a69883b6547091b4d111485e544ec4408746d82d238bd27dd2485e3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5e9714d7390f2a4dd3753d907e8c64fd8
SHA14f640ab577e260a20b1630c9925a52a04b26086b
SHA256e402d15026e7da64abf64dcd45ab88b9d9c21ab2f78ee78cc4b036a4f0e2f127
SHA512b5c3579d90c886874a09dd63dd0d20e9b92d1b5f210e163246f05cfa4ef6990b50f115acd80a14143c3ad9fc18d9179746aced0e640bc9f78b9a4aec95fda859