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Analysis
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max time kernel
90s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
10/10/2022, 06:31
Static task
static1
Behavioral task
behavioral1
Sample
LCL Import International Clearance.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
LCL Import International Clearance.exe
Resource
win10v2004-20220901-en
General
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Target
LCL Import International Clearance.exe
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Size
882KB
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MD5
f32c84bf0aad0fc382a2c3ae35062156
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SHA1
5ff3e05f44bf9e4711463edd8180f79e9b92d91e
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SHA256
040e6ed9a19b41f4ca9c009574b1215169adbbd3b138fabbced22ddad3533805
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SHA512
92183d2e90ef01e9de85b81247ecc913c0664e98c31aeca16e91a1a1d7c550fb460d605b67daa7c302bc1abdfc85d46b1bcb6df4cd7df6e8ffa4308c3b9b4b76
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SSDEEP
12288:u2iN2J2uXb+ZmOGl3Yl9KRk8sQxDV2iiWGt188u3qtz7toq9HRogJt:u1BWG83YlMRk8sbiSf88u30d9bJ
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
qlRYaFn8 - Email To:
[email protected]
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/4448-139-0x0000000000400000-0x0000000000426000-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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 LCL Import International Clearance.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 LCL Import International Clearance.exe Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 LCL Import International Clearance.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 34 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4616 set thread context of 4448 4616 LCL Import International Clearance.exe 91 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4448 LCL Import International Clearance.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4448 LCL Import International Clearance.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 PID 4616 wrote to memory of 4448 4616 LCL Import International Clearance.exe 91 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 LCL Import International Clearance.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 LCL Import International Clearance.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\LCL Import International Clearance.exe"C:\Users\Admin\AppData\Local\Temp\LCL Import International Clearance.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Users\Admin\AppData\Local\Temp\LCL Import International Clearance.exe"C:\Users\Admin\AppData\Local\Temp\LCL Import International Clearance.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4448
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\LCL Import International Clearance.exe.log
Filesize1KB
MD5e08f822522c617a40840c62e4b0fb45e
SHA1ae516dca4da5234be6676d3f234c19ec55725be7
SHA256bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7
SHA512894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4