Analysis
- max time kernel
141s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20230831-en - resource tags
arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system - submitted
07/09/2023, 06:02
Behavioral task
behavioral1
Sample
03f76237d46e7fb6701a7f60365af7ac.exe
Resource
win7-20230831-en
6 signatures
150 seconds
General
- Target 03f76237d46e7fb6701a7f60365af7ac.exe
- Size 220KB
- Sample230907-grfxqaeh7v
- SHA256 e6c197fa18cc830ae53dfa62de5a0ff340e4d4c1ddb59a009d14f14b79c6b007
- MD5 03f76237d46e7fb6701a7f60365af7ac
- SHA1 2046015d189d6c3bbb5dc2d64716131177669dbc
- SHA512 e384db1a867fd2f0ec58871161fc94c4129ed5b9fe8db623847c7bc0473a74592f2221e81752a618d329b9cf6aa7dc086fdc97e6054d69b607fc5ca499abdf8d
- SSDEEP 6144:V7Vj3uVUn27+6qQx41QPF2nnugMeS2SpY:xwYfQx9FOnugMeS2
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
amadey
Version
-
3.89
C2
-
77.91.68.52/mac/index.php
Attributes
-
install_dir
fefffe8cea
-
install_file
explonde.exe
-
strings_key
916aae73606d7a9e02a1d3b47c199688
rc4.plain
Signatures
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1859779917-101786662-3680946609-1000\Control Panel\International\Geo\Nation 03f76237d46e7fb6701a7f60365af7ac.exe Key value queried \REGISTRY\USER\S-1-5-21-1859779917-101786662-3680946609-1000\Control Panel\International\Geo\Nation explonde.exe - Executes dropped EXE 3 IoCs
pid Process 1500 explonde.exe 3884 explonde.exe 1232 explonde.exe - Loads dropped DLL 1 IoCs
pid Process 3240 rundll32.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4792 schtasks.exe - Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 4492 wrote to memory of 1500 4492 03f76237d46e7fb6701a7f60365af7ac.exe 85 PID 4492 wrote to memory of 1500 4492 03f76237d46e7fb6701a7f60365af7ac.exe 85 PID 4492 wrote to memory of 1500 4492 03f76237d46e7fb6701a7f60365af7ac.exe 85 PID 1500 wrote to memory of 4792 1500 explonde.exe 86 PID 1500 wrote to memory of 4792 1500 explonde.exe 86 PID 1500 wrote to memory of 4792 1500 explonde.exe 86 PID 1500 wrote to memory of 3448 1500 explonde.exe 88 PID 1500 wrote to memory of 3448 1500 explonde.exe 88 PID 1500 wrote to memory of 3448 1500 explonde.exe 88 PID 3448 wrote to memory of 4668 3448 cmd.exe 90 PID 3448 wrote to memory of 4668 3448 cmd.exe 90 PID 3448 wrote to memory of 4668 3448 cmd.exe 90 PID 3448 wrote to memory of 1720 3448 cmd.exe 91 PID 3448 wrote to memory of 1720 3448 cmd.exe 91 PID 3448 wrote to memory of 1720 3448 cmd.exe 91 PID 3448 wrote to memory of 3692 3448 cmd.exe 92 PID 3448 wrote to memory of 3692 3448 cmd.exe 92 PID 3448 wrote to memory of 3692 3448 cmd.exe 92 PID 3448 wrote to memory of 4700 3448 cmd.exe 93 PID 3448 wrote to memory of 4700 3448 cmd.exe 93 PID 3448 wrote to memory of 4700 3448 cmd.exe 93 PID 3448 wrote to memory of 4772 3448 cmd.exe 94 PID 3448 wrote to memory of 4772 3448 cmd.exe 94 PID 3448 wrote to memory of 4772 3448 cmd.exe 94 PID 3448 wrote to memory of 1264 3448 cmd.exe 95 PID 3448 wrote to memory of 1264 3448 cmd.exe 95 PID 3448 wrote to memory of 1264 3448 cmd.exe 95 PID 1500 wrote to memory of 3240 1500 explonde.exe 102 PID 1500 wrote to memory of 3240 1500 explonde.exe 102 PID 1500 wrote to memory of 3240 1500 explonde.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\03f76237d46e7fb6701a7f60365af7ac.exe"C:\Users\Admin\AppData\Local\Temp\03f76237d46e7fb6701a7f60365af7ac.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe"C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN explonde.exe /TR "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe" /F3⤵
- Creates scheduled task(s)
PID:4792
-
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k echo Y|CACLS "explonde.exe" /P "Admin:N"&&CACLS "explonde.exe" /P "Admin:R" /E&&echo Y|CACLS "..\fefffe8cea" /P "Admin:N"&&CACLS "..\fefffe8cea" /P "Admin:R" /E&&Exit3⤵
- Suspicious use of WriteProcessMemory
PID:3448 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"4⤵PID:4668
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C:\Windows\SysWOW64\cacls.exeCACLS "explonde.exe" /P "Admin:N"4⤵PID:1720
-
-
C:\Windows\SysWOW64\cacls.exeCACLS "explonde.exe" /P "Admin:R" /E4⤵PID:3692
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo Y"4⤵PID:4700
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C:\Windows\SysWOW64\cacls.exeCACLS "..\fefffe8cea" /P "Admin:N"4⤵PID:4772
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C:\Windows\SysWOW64\cacls.exeCACLS "..\fefffe8cea" /P "Admin:R" /E4⤵PID:1264
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-
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main3⤵
- Loads dropped DLL
PID:3240
-
-
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C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exeC:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe1⤵
- Executes dropped EXE
PID:3884
-
C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exeC:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe1⤵
- Executes dropped EXE
PID:1232
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
- Size 220KB
- SHA256 e6c197fa18cc830ae53dfa62de5a0ff340e4d4c1ddb59a009d14f14b79c6b007
- MD5 03f76237d46e7fb6701a7f60365af7ac
- SHA1 2046015d189d6c3bbb5dc2d64716131177669dbc
- SHA512 e384db1a867fd2f0ec58871161fc94c4129ed5b9fe8db623847c7bc0473a74592f2221e81752a618d329b9cf6aa7dc086fdc97e6054d69b607fc5ca499abdf8d
- SSDEEP 6144:V7Vj3uVUn27+6qQx41QPF2nnugMeS2SpY:xwYfQx9FOnugMeS2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
- Size 220KB
- SHA256 e6c197fa18cc830ae53dfa62de5a0ff340e4d4c1ddb59a009d14f14b79c6b007
- MD5 03f76237d46e7fb6701a7f60365af7ac
- SHA1 2046015d189d6c3bbb5dc2d64716131177669dbc
- SHA512 e384db1a867fd2f0ec58871161fc94c4129ed5b9fe8db623847c7bc0473a74592f2221e81752a618d329b9cf6aa7dc086fdc97e6054d69b607fc5ca499abdf8d
- SSDEEP 6144:V7Vj3uVUn27+6qQx41QPF2nnugMeS2SpY:xwYfQx9FOnugMeS2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
- Size 220KB
- SHA256 e6c197fa18cc830ae53dfa62de5a0ff340e4d4c1ddb59a009d14f14b79c6b007
- MD5 03f76237d46e7fb6701a7f60365af7ac
- SHA1 2046015d189d6c3bbb5dc2d64716131177669dbc
- SHA512 e384db1a867fd2f0ec58871161fc94c4129ed5b9fe8db623847c7bc0473a74592f2221e81752a618d329b9cf6aa7dc086fdc97e6054d69b607fc5ca499abdf8d
- SSDEEP 6144:V7Vj3uVUn27+6qQx41QPF2nnugMeS2SpY:xwYfQx9FOnugMeS2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
- Size 220KB
- SHA256 e6c197fa18cc830ae53dfa62de5a0ff340e4d4c1ddb59a009d14f14b79c6b007
- MD5 03f76237d46e7fb6701a7f60365af7ac
- SHA1 2046015d189d6c3bbb5dc2d64716131177669dbc
- SHA512 e384db1a867fd2f0ec58871161fc94c4129ed5b9fe8db623847c7bc0473a74592f2221e81752a618d329b9cf6aa7dc086fdc97e6054d69b607fc5ca499abdf8d
- SSDEEP 6144:V7Vj3uVUn27+6qQx41QPF2nnugMeS2SpY:xwYfQx9FOnugMeS2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explonde.exe
- Size 220KB
- SHA256 e6c197fa18cc830ae53dfa62de5a0ff340e4d4c1ddb59a009d14f14b79c6b007
- MD5 03f76237d46e7fb6701a7f60365af7ac
- SHA1 2046015d189d6c3bbb5dc2d64716131177669dbc
- SHA512 e384db1a867fd2f0ec58871161fc94c4129ed5b9fe8db623847c7bc0473a74592f2221e81752a618d329b9cf6aa7dc086fdc97e6054d69b607fc5ca499abdf8d
- SSDEEP 6144:V7Vj3uVUn27+6qQx41QPF2nnugMeS2SpY:xwYfQx9FOnugMeS2
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll
- Size 89KB
- SHA256 30f0f0631054f194553a9b8700f2db747cb167490201a43c0767644d77870dbe
- MD5 2ac6d3fcf6913b1a1ac100407e97fccb
- SHA1 809f7d4ed348951b79745074487956255d1d0a9a
- SHA512 79ebf87dccce1a0b7f892473dfb1c0bff5908840e80bbda44235a7a568993a76b661b81db6597798ec6e978dc441dd7108583367ffdc57224e40d0bd0efe93b6
- SSDEEP 1536:po4NPCKLbqoYkbpplW9YoUsxXzbcouNhj2ZszsWuKcdJUw5aB89p:poUCWbBNpplToUs1uNhj25LJUcaB89p
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll
- Size 89KB
- SHA256 30f0f0631054f194553a9b8700f2db747cb167490201a43c0767644d77870dbe
- MD5 2ac6d3fcf6913b1a1ac100407e97fccb
- SHA1 809f7d4ed348951b79745074487956255d1d0a9a
- SHA512 79ebf87dccce1a0b7f892473dfb1c0bff5908840e80bbda44235a7a568993a76b661b81db6597798ec6e978dc441dd7108583367ffdc57224e40d0bd0efe93b6
- SSDEEP 1536:po4NPCKLbqoYkbpplW9YoUsxXzbcouNhj2ZszsWuKcdJUw5aB89p:poUCWbBNpplToUs1uNhj25LJUcaB89p
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll
- Size 89KB
- SHA256 30f0f0631054f194553a9b8700f2db747cb167490201a43c0767644d77870dbe
- MD5 2ac6d3fcf6913b1a1ac100407e97fccb
- SHA1 809f7d4ed348951b79745074487956255d1d0a9a
- SHA512 79ebf87dccce1a0b7f892473dfb1c0bff5908840e80bbda44235a7a568993a76b661b81db6597798ec6e978dc441dd7108583367ffdc57224e40d0bd0efe93b6
- SSDEEP 1536:po4NPCKLbqoYkbpplW9YoUsxXzbcouNhj2ZszsWuKcdJUw5aB89p:poUCWbBNpplToUs1uNhj25LJUcaB89p
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll
- Size 273B
- SHA256 871c61d5f7051d6ddcf787e92e92d9c7e36747e64ea17b8cffccac549196abc4
- MD5 0c459e65bcc6d38574f0c0d63a87088a
- SHA1 41e53d5f2b3e7ca859b842a1c7b677e0847e6d65
- SHA512 be1ca1fa525dfea57bc14ba41d25fb904c8e4c1d5cb4a5981d3173143620fb8e08277c0dfc2287b792e365871cc6805034377060a84cfef81969cd3d3ba8f90d
- MD5 SHA1 SHA512