Analysis
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max time kernel
141s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system -
submitted
27-10-2023 02:05
Static task
static1
Behavioral task
behavioral1
Sample
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe
Resource
win10v2004-20231023-en
General
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Target
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe
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Size
521KB
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MD5
8ff68132e45fd815ceda6d4d45c940d2
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SHA1
b1a351b306665b78d2efa15c15d30d195393c25d
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SHA256
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4
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SHA512
2ace92218bb86ab7b19d9db148661a5c5242c0050a5c6be5bcc5b1765adbcc68d751cc4659c61d301b63bffd84ef8b84631b34b8999882ced13deb0c9009a9df
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SSDEEP
12288:T/50fZ+0h21wF7d6JhvA9HmvsqqH4cZAq4:zOfswF7SW5EtqYcZj
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.kaasgroup.com - Port:
587 - Username:
[email protected] - Password:
majali2009 - 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 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4188-13-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral2/memory/4188-17-0x0000000005720000-0x0000000005730000-memory.dmp family_snakekeylogger -
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
Processes:
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.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.
Processes:
flow ioc 28 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exedescription pid process target process PID 4592 set thread context of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exepid process 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 4188 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 4188 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exedescription pid process Token: SeDebugPrivilege 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe Token: SeDebugPrivilege 4188 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exedescription pid process target process PID 4592 wrote to memory of 1264 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 1264 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 1264 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe PID 4592 wrote to memory of 4188 4592 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe -
outlook_office_path 1 IoCs
Processes:
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe -
outlook_win_path 1 IoCs
Processes:
6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-984744499-3605095035-265325720-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe"C:\Users\Admin\AppData\Local\Temp\6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Users\Admin\AppData\Local\Temp\6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe"C:\Users\Admin\AppData\Local\Temp\6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe"2⤵PID:1264
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C:\Users\Admin\AppData\Local\Temp\6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe"C:\Users\Admin\AppData\Local\Temp\6c497d0004db81c3992fb2ceb661c33191f56c36f062ca52eca4b9a3926a08b4.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4188