Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22-08-2024 10:44
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe
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Size
363KB
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MD5
b23c0c42ae85bfe97b31316344df20f7
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SHA1
2d5dedfd74bbbbd93caa5d98510fca1815dab83e
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SHA256
750dfe561b8c8589cc43caeca69dcc104b57bf9c12c58494bf0dd3678d5b4d7e
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SHA512
85e64e8e3f6ccb19cf87d9a345f863771c307657572e72c1376d8bec60a419e996a8d33d733d5ab1386c7169c34f0830b001be06e87c58f96b78ae1f84142f9e
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SSDEEP
6144:5NgF4DxNuJc06j4YBa77xMQxA5i5knmv1SL/mQXkmFDW:5u4lNAtYytvS5Aku1YLrF
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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation 2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\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-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126656" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "431088433" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31126656" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000074472bebe7af3a46942426e1e277b42a0000000002000000000010660000000100002000000015b38a2e4aae2454a3c5f5ce9e41397efa5bfaba68b0a80369ffff1d56eda6e1000000000e8000000002000020000000e4db3cc945c5139b56ee51221e2d58d9fb74b667217256a7672ca28bd5ef5ffb200000003f3bb7e3ca0af81bbf347a255047216b8591f73e535f7b58982390c051d4462b40000000d982c676828dba033050b118b96f93aa8ea20c4631dce4488e3ece1e184b12d0a8844e9891a27648d38c2af27407573722d0488aea31b358ff56a3cfa238aaac iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 4068fb6480f4da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1337800094" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7B3BD13A-6073-11EF-9912-F60A6DD2E828} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1337800094" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1336237274" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126656" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 50adf66480f4da01 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1336237274" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31126656" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000074472bebe7af3a46942426e1e277b42a00000000020000000000106600000001000020000000a7d188cbca442d706eab40027f2156c975f009be5ea0b83c0dc1e9b273bb1920000000000e8000000002000020000000c06314a9b18bad4ccedf5137dce485ba3535b2fb3b4a33e199480d3b89ebbf5b200000005456bbd62cf107ac68b8426d947d6420f1174b846b399391f7844acae9a21b6c40000000a85287ac4de538142d5478d746f7102e2ba4249c757c12e699f5de763a1ef42022db01b85b067119c93be18366aeca18d9bfe8024ca744a925f374f31ab10e71 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3636 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 3636 iexplore.exe 3636 iexplore.exe 2156 IEXPLORE.EXE 2156 IEXPLORE.EXE 2156 IEXPLORE.EXE 2156 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3704 wrote to memory of 3636 3704 2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe 85 PID 3704 wrote to memory of 3636 3704 2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe 85 PID 3636 wrote to memory of 2156 3636 iexplore.exe 86 PID 3636 wrote to memory of 2156 3636 iexplore.exe 86 PID 3636 wrote to memory of 2156 3636 iexplore.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-22_b23c0c42ae85bfe97b31316344df20f7_mafia.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3704 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://skjp.zcjczj.cn/bang5tao.html?s=56&v=57&c=72&a=163&m=&t=16140601062⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3636 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3636 CREDAT:17410 /prefetch:23⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2156
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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
MD5a1c417847345e36bed0f299c81583b46
SHA1883a1ef9113a8b3c18e1bc11de36852c732687c2
SHA2564ed45f1f55fab97ff73b166b9e234c99ce5ad410a13d49e8404ca5ef5123f027
SHA512a44e9a1dde676408292d60c5934a962596052c8fb656b52877e4441191c85222a45e574436ce0549deeb9639a6649c3e9e91cc7b8ebfbeedb7ba89c7fbc6f93f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5ae4cb0df0feaf98e102b526f42755675
SHA1e543f00a8a6a30082a9390398f79d8e48fa7817b
SHA256727b436356857f271fd9469c1e8d62241223b7326d8e63aa5c8df22e586913e4
SHA51266ccb9e7bc9e35bc471ff897252dbd6fa6d5cae8c68220a20b569381773a5c42fcd8b21c216175d135709999408278c809cf47163a2d3b199629c22e12afd3be
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee