Analysis
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max time kernel
95s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
29/05/2024, 08:31
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe
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Size
319KB
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MD5
90696e99b00d40198eb584eb495cbb30
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SHA1
1d79135ea89e9bcfd270fb1080f7088964707469
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SHA256
8969fa12070f36f7dddc6f2abca0df056c76b24776fc8bc773779df7cdfa1234
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SHA512
eabf6d8ad25307819eea2922b58009fe25efc2951a3ec1ab684f4ffce3e607ff3ff12cea7baf236628511788c0d5abe57a670fb12830af13793011d3b5be7ca2
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SSDEEP
6144:JrwMKNS04IDKVqBMEkem+Vv0nQSDWicCfy3B+YZg76lkRP:KtN10quOpv0nhDcCfyuGlG
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation 2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001d5b14faf460f94697b58b95a53f8d1400000000020000000000106600000001000020000000a4a202035ef73f2dbbdea8cb3ec37d64bfe47c83c85a6ce53cdbb0fd99bc7efc000000000e80000000020000200000008a77643a623142e4414d70367e2aa8e5343d50f2d5ca56ebb0ddaedea407aed9200000000c3a7e4ee9353fc2221f1de9b0767b6000027f6999f5ac60b1faa93cecf65e2b4000000009c97e1317c6e846304591189491502735d673e374f759b58ad2206224607aa833f3ade62ed83810b925150f17850b4900feb3c6ef2ee3e39c74f9ae1f6617ed iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31109538" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3104172167" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3105422514" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30fa67cea2b1da01 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31109538" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3104172167" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3105422514" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E48E9EEC-1D95-11EF-B541-72707479DC64} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000001d5b14faf460f94697b58b95a53f8d14000000000200000000001066000000010000200000009a429ba8b970502ea19833b3f450a58786efd7f038931d3576393f010cf94722000000000e80000000020000200000001d925df411d23edd91b6c6278854cdd84b4010d7ab273ceda789e50392f243f020000000661f7fd5a7e8ec1ab7dae2644ef29eb026c4684a8b3aed240a26d232793ea9cb4000000002d32143f43dd624aca0894814f4b6ec5829dad2b86897602a9b1f3ec90cf827a10fec09d1be5e3ed7524571bbd49839adf85b0b3f4d010c06d2d160135772b1 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "423736484" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20b56ccea2b1da01 iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31109538" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31109538" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4504 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4504 iexplore.exe 4504 iexplore.exe 892 IEXPLORE.EXE 892 IEXPLORE.EXE 892 IEXPLORE.EXE 892 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1140 wrote to memory of 4504 1140 2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe 81 PID 1140 wrote to memory of 4504 1140 2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe 81 PID 4504 wrote to memory of 892 4504 iexplore.exe 82 PID 4504 wrote to memory of 892 4504 iexplore.exe 82 PID 4504 wrote to memory of 892 4504 iexplore.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-29_90696e99b00d40198eb584eb495cbb30_mafia.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1140 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://skjp.zcjczj.cn/sgdh.html?s=&v=57&c=75&a=95&m=&t=16095526212⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4504 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:892
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5c04af526ef1338b7a95090a096fb836f
SHA19872580735c19384b9eab5baf168e288862dd8aa
SHA2563839653c6cf51672c67c89c5b565c5474aa031c98746cd89c5763995a61b3d30
SHA51246c4c9d951074ff2fdda76283306e5ae12fe1829bb24ec8ed827785ff1967075c5da6cd21b447adf69e2af663b38cab5a478e54213f46e84a7f329c1eeebe40d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD532e253efbbb9fc36f5d69f6980e4525d
SHA1c8efffbfad860202d8c87ca3bd11ad8351ac3992
SHA256117226c66ca404a91a3f81e7ecf06afeea6fab8f7471d5a1c1ee212c8e3fa509
SHA512cdec15465ecbbd40075b94a65a82e298492ccd9d7dbfe6af4b7e58044c82183f43d78d294fcbed5bc1ae92f28cb8c6d451b672b5eff3e04ad0f20c2b7a2b2b19
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee