Analysis
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max time kernel
139s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
18-10-2023 18:50
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe
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Size
530KB
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MD5
2646f36c014d4f64fc466dd76f4b5c6e
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SHA1
82b128585b00bd33e916c5d3b2461ad8096ae3cb
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SHA256
cd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039d
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SHA512
92b65f090b6196ae5e607303c6de4fed10804c7974830e58a92461d064c25dcdb6a91ffa8941b651cf33420cace98b35868326d3120973be7c9afbee7e11388c
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SSDEEP
12288:kBLXmsrJM12jMvEJQpCztZsu/K1YfiL8Q+WtyMpq0N:kLWiMcjMMwCztZy1YfTQ5N
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.polyfabonline.com - Port:
587 - Username:
[email protected] - Password:
0zswhWSLWT_C - 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/2580-12-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral2/memory/2580-16-0x00000000052E0000-0x00000000052F0000-memory.dmp family_snakekeylogger -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.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 31 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exedescription pid process target process PID 2360 set thread context of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exeRegSvcs.exepid process 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe 2580 RegSvcs.exe 2580 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe Token: SeDebugPrivilege 2580 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exedescription pid process target process PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe PID 2360 wrote to memory of 2580 2360 NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe RegSvcs.exe -
outlook_office_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
Processes:
RegSvcs.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEAScd35f2049e2d52ad861549173a06f04df54a67ab7b7411ef5af51320de45039dexeexeexe_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2580