Analysis
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max time kernel
151s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
20-10-2023 08:07
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe
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Size
367KB
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MD5
15155019639dfcbdd4415c563bdaef06
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SHA1
ee1fb7361bc4028d50eaff2465ba09b06a5fb44e
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SHA256
9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0b
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SHA512
20b879bbc544727af1ea9d9c8acf14edf79de419604ea2f149686c663ff43e62d933174d02b2dea142cccd4023cc6dcf0759a0c5b6eb137f9bb27edd148a3e35
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SSDEEP
6144:Rcc4OazRkbkJNIa4MlaHswjX9o8ReYOtYYE2Odtyqd72fOsA:W1OazqkJP4ZfX9tZlYrOiqoo
Malware Config
Extracted
Protocol: smtp- Host:
mail.hahcd.com - Port:
587 - Username:
[email protected] - Password:
d5ClGOqbU6HU
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.hahcd.com - Port:
587 - Username:
[email protected] - Password:
d5ClGOqbU6HU - 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
Processes:
resource yara_rule behavioral2/memory/916-8-0x0000000000400000-0x0000000000424000-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:
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.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 8 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exedescription pid process target process PID 328 set thread context of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exepid process 916 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe 916 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exedescription pid process Token: SeDebugPrivilege 916 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exedescription pid process target process PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe PID 328 wrote to memory of 916 328 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe -
outlook_office_path 1 IoCs
Processes:
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe -
outlook_win_path 1 IoCs
Processes:
NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:328 -
C:\Users\Admin\AppData\Local\Temp\NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exeC:\Users\Admin\AppData\Local\Temp\NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:916
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\NEAS.9734c8dcfd274b038523356935eadc3ff4f7c4b71542def7926f723d0872ca0bexe_JC.exe.log
Filesize706B
MD5f8bcaf312de8591707436c1dcebba8e4
SHA1a1269828e5f644601622f4a7a611aec8f2eda0b2
SHA256f0f5a90777c70cdceea22bd66b33c1703a318acc45cb012d0b01585a1ac12b29
SHA5123a714f5950584abbc94a27bbd4623bfc5acb1135c8c9fca4d74e70c8481b71ace7dbc1dfbf101dd07c76a050acfb4852f31dd57fc7ae196382336c5edc9e6413