Analysis
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max time kernel
72s -
max time network
85s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2023 16:40
Static task
static1
Behavioral task
behavioral1
Sample
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe
Resource
win10v2004-20230915-en
General
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Target
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe
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Size
821KB
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MD5
4eac3586289f9081f51432e739f3b240
-
SHA1
066a458315c10ba6aa827958ec79627007daccf6
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SHA256
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb
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SHA512
bf3fff5ab21cd54a0774ba0b1a7d1a5f42b1f542888ac74d3f79d23df6fe535ea88ca4a6d74d3fc94caf01a371f679551436ecad233521f5fbedde42551b7ca8
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SSDEEP
24576:1X5KAkazacwCw8RdFK0W3fDkqgy9nEsY:1X5KEacxdRLI3rkqpNQ
Malware Config
Extracted
Protocol: ftp- Host:
ftp.product-secured.com - Port:
21 - Username:
[email protected] - Password:
2V8SHFwjad34@@##
Extracted
snakekeylogger
Protocol: ftp- Host:
ftp://ftp.product-secured.com/ - Port:
21 - Username:
[email protected] - Password:
2V8SHFwjad34@@##
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/2220-7-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe -
Executes dropped EXE 3 IoCs
Processes:
svchost.exesvchost.exeavast.exepid process 984 svchost.exe 1220 svchost.exe 3912 avast.exe -
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:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_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 57 checkip.dyndns.org -
Suspicious use of SetThreadContext 2 IoCs
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exesvchost.exedescription pid process target process PID 116 set thread context of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 984 set thread context of 1220 984 svchost.exe svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 3460 schtasks.exe 2300 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exepid process 2220 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 2220 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exedescription pid process Token: SeDebugPrivilege 2220 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exepid process 2220 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.execmd.exesvchost.execmd.exedescription pid process target process PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 2220 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe PID 116 wrote to memory of 984 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe svchost.exe PID 116 wrote to memory of 984 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe svchost.exe PID 116 wrote to memory of 984 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe svchost.exe PID 116 wrote to memory of 1860 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 1860 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 1860 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 816 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 816 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 816 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 1688 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 1688 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 116 wrote to memory of 1688 116 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe cmd.exe PID 816 wrote to memory of 3460 816 cmd.exe schtasks.exe PID 816 wrote to memory of 3460 816 cmd.exe schtasks.exe PID 816 wrote to memory of 3460 816 cmd.exe schtasks.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 1220 984 svchost.exe svchost.exe PID 984 wrote to memory of 4480 984 svchost.exe cmd.exe PID 984 wrote to memory of 4480 984 svchost.exe cmd.exe PID 984 wrote to memory of 4480 984 svchost.exe cmd.exe PID 984 wrote to memory of 4496 984 svchost.exe cmd.exe PID 984 wrote to memory of 4496 984 svchost.exe cmd.exe PID 984 wrote to memory of 4496 984 svchost.exe cmd.exe PID 984 wrote to memory of 3300 984 svchost.exe cmd.exe PID 984 wrote to memory of 3300 984 svchost.exe cmd.exe PID 984 wrote to memory of 3300 984 svchost.exe cmd.exe PID 4496 wrote to memory of 2300 4496 cmd.exe schtasks.exe PID 4496 wrote to memory of 2300 4496 cmd.exe schtasks.exe PID 4496 wrote to memory of 2300 4496 cmd.exe schtasks.exe -
outlook_office_path 1 IoCs
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe -
outlook_win_path 1 IoCs
Processes:
77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe"C:\Users\Admin\AppData\Local\Temp\77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:116 -
C:\Users\Admin\AppData\Local\Temp\77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe"C:\Users\Admin\AppData\Local\Temp\77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:984 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
PID:1220 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"3⤵PID:3300
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f3⤵
- Suspicious use of WriteProcessMemory
PID:4496 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f4⤵
- Creates scheduled task(s)
PID:2300 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"3⤵PID:4480
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:1860
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\77fc980c2c8f9412e843d83cb4b808e7dfc9b459aaa7f1936b7d93bc7357bfbb_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:1688
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
PID:816 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f3⤵
- Creates scheduled task(s)
PID:3460
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C:\Users\Admin\AppData\Roaming\avast\avast.exeC:\Users\Admin\AppData\Roaming\avast\avast.exe1⤵
- Executes dropped EXE
PID:3912
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a