Analysis
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max time kernel
92s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2023 00:10
Static task
static1
Behavioral task
behavioral1
Sample
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe
Resource
win10v2004-20230915-en
General
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Target
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe
-
Size
812KB
-
MD5
a2144ec73f793ed49255c96839a7a1f6
-
SHA1
0f0e44b93259265f2fb77683a0a2bd808e79224f
-
SHA256
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec
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SHA512
a824da9932404d70783a34c8020e06fd1559ccbcac952134612c84b27ae9921239c6e5fdec1304174de95098617aa94ee742a41d1a01a7ba5bdcd227ef4d1fe5
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SSDEEP
12288:x1F4CB/szLMx0FAurlhhkXV6U+N5r9I+fU65Nu5rxbGAuH81WZwNY:p4dzLNFhhI2RIx2NuT7uHYY
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/4776-7-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe -
Executes dropped EXE 3 IoCs
Processes:
svchost.exesvchost.exeavast.exepid process 928 svchost.exe 404 svchost.exe 3704 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:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.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 58 checkip.dyndns.org -
Suspicious use of SetThreadContext 2 IoCs
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exesvchost.exedescription pid process target process PID 2696 set thread context of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 928 set thread context of 404 928 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 4928 schtasks.exe 3468 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exepid process 4776 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe 4776 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe 4776 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exedescription pid process Token: SeDebugPrivilege 4776 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exepid process 4776 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.execmd.exesvchost.execmd.exedescription pid process target process PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 4776 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe PID 2696 wrote to memory of 928 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe svchost.exe PID 2696 wrote to memory of 928 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe svchost.exe PID 2696 wrote to memory of 928 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe svchost.exe PID 2696 wrote to memory of 2360 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 2360 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 2360 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 4652 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 4652 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 4652 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 3592 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 3592 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 2696 wrote to memory of 3592 2696 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe cmd.exe PID 4652 wrote to memory of 3468 4652 cmd.exe schtasks.exe PID 4652 wrote to memory of 3468 4652 cmd.exe schtasks.exe PID 4652 wrote to memory of 3468 4652 cmd.exe schtasks.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 404 928 svchost.exe svchost.exe PID 928 wrote to memory of 3544 928 svchost.exe cmd.exe PID 928 wrote to memory of 3544 928 svchost.exe cmd.exe PID 928 wrote to memory of 3544 928 svchost.exe cmd.exe PID 928 wrote to memory of 2220 928 svchost.exe cmd.exe PID 928 wrote to memory of 2220 928 svchost.exe cmd.exe PID 928 wrote to memory of 2220 928 svchost.exe cmd.exe PID 928 wrote to memory of 2900 928 svchost.exe cmd.exe PID 928 wrote to memory of 2900 928 svchost.exe cmd.exe PID 928 wrote to memory of 2900 928 svchost.exe cmd.exe PID 2220 wrote to memory of 4928 2220 cmd.exe schtasks.exe PID 2220 wrote to memory of 4928 2220 cmd.exe schtasks.exe PID 2220 wrote to memory of 4928 2220 cmd.exe schtasks.exe -
outlook_office_path 1 IoCs
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe -
outlook_win_path 1 IoCs
Processes:
ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe"C:\Users\Admin\AppData\Local\Temp\ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2696 -
C:\Users\Admin\AppData\Local\Temp\ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe"C:\Users\Admin\AppData\Local\Temp\ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:4776 -
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:928 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
PID:404 -
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:2900
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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:2220 -
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:4928 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"3⤵PID:3544
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C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:2360
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\ef2d231629d0b364d24e83d2c8cbf4e870737490b158b98450e9bdb28056dfec.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:3592
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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:4652 -
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:3468
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C:\Users\Admin\AppData\Roaming\avast\avast.exeC:\Users\Admin\AppData\Roaming\avast\avast.exe1⤵
- Executes dropped EXE
PID:3704
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
520B
MD503febbff58da1d3318c31657d89c8542
SHA1c9e017bd9d0a4fe533795b227c855935d86c2092
SHA2565164770a37b199a79ccd23b399bb3309228973d9f74c589bc2623dc613b37ac4
SHA5123750c372bbca1892e9c1b34681d592c693e725a8b149c3d6938079cd467628cec42c4293b0d886b57a786abf45f5e7229247b3445001774e3e793ff5a3accfa3
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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
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
378KB
MD5e002982de9f4b75238fe525b100b2c95
SHA177f8d12a9da2b162212fe09dc89ad29c4fa23ce2
SHA2561edd1c3c307c3862a3b220c1a75d676db0b35a84f3ccfdb198b3a9cab33d4f3c
SHA512f2b6cfe218e37114a42f987ab1e7b932d56a165dc808daeaaa5ef952cec96babae9fdea62d82471fbe17c54cb67877bcaba3589ab64fa7f49fa86533f2963cb2
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Filesize
17KB
MD56d80ae3fa807d708535d9c3d13f96677
SHA1326bf93a2bb078cccf8e6f14572e156742c4ad80
SHA256c7449fbb4dc9e9786212679222705cc0ae6cfec1eae6c0c1b2488757d42d4905
SHA51249e2388631d0bd998b10d09579d30f85991f7ba206ecd082422e8b6c03ebeb57c9d3c6635fb0473dec8eefbb146ae707bccdb075f4d2db639d72a0b4464a2f4e