Analysis Overview
SHA256
a763ed959f9acbf036762256ba095c9a55de175cbc0844da572e6e01810bab32
Threat Level: Shows suspicious behavior
The file 1.exe was found to be: Shows suspicious behavior.
Malicious Activity Summary
Loads dropped DLL
Reads user/profile data of web browsers
Detects Pyinstaller
Unsigned PE
Opens file in notepad (likely ransom note)
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-08 18:45
Signatures
Detects Pyinstaller
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-08 18:45
Reported
2024-05-08 18:47
Platform
win11-20240419-en
Max time kernel
89s
Max time network
94s
Command Line
Signatures
Loads dropped DLL
Reads user/profile data of web browsers
Opens file in notepad (likely ransom note)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\NOTEPAD.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3928 wrote to memory of 4776 | N/A | C:\Users\Admin\AppData\Local\Temp\1.exe | C:\Users\Admin\AppData\Local\Temp\1.exe |
| PID 3928 wrote to memory of 4776 | N/A | C:\Users\Admin\AppData\Local\Temp\1.exe | C:\Users\Admin\AppData\Local\Temp\1.exe |
| PID 4776 wrote to memory of 1944 | N/A | C:\Users\Admin\AppData\Local\Temp\1.exe | C:\Windows\system32\cmd.exe |
| PID 4776 wrote to memory of 1944 | N/A | C:\Users\Admin\AppData\Local\Temp\1.exe | C:\Windows\system32\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
C:\Users\Admin\AppData\Local\Temp\1.exe
"C:\Users\Admin\AppData\Local\Temp\1.exe"
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "ver"
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\yandex_pass.txt
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 143.42.125.232:5353 | upgradeapi.PySimpleGUI.com | tcp |
| US | 8.8.8.8:53 | 232.125.42.143.in-addr.arpa | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\_MEI39282\python311.dll
| MD5 | 58e01abc9c9b5c885635180ed104fe95 |
| SHA1 | 1c2f7216b125539d63bd111a7aba615c69deb8ba |
| SHA256 | de1b95d2e951fc048c84684bc7df4346138910544ee335b61fc8e65f360c3837 |
| SHA512 | cd32c77191309d99aeed47699501b357b35669123f0dd70ed97c3791a009d1855ab27162db24a4bd9e719b68ee3b0539ee6db88e71abb9a2d4d629f87bc2c081 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\VCRUNTIME140.dll
| MD5 | 49c96cecda5c6c660a107d378fdfc3d4 |
| SHA1 | 00149b7a66723e3f0310f139489fe172f818ca8e |
| SHA256 | 69320f278d90efaaeb67e2a1b55e5b0543883125834c812c8d9c39676e0494fc |
| SHA512 | e09e072f3095379b0c921d41d6e64f4f1cd78400594a2317cfb5e5dca03dedb5a8239ed89905c9e967d1acb376b0585a35addf6648422c7ddb472ce38b1ba60d |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\base_library.zip
| MD5 | 1df66a5a8d8c7bc333ed59a827e131e3 |
| SHA1 | 614986f57b9922cedf4df5ebadaa10ea307d46d1 |
| SHA256 | 190afb1aa885c2aa3516ab343e35f6b10472f4314492c8c4492c7d0f2add2f80 |
| SHA512 | 6568af0d41b1d2f1d4a75e25705777ec263c4a903db164923f4a10118218270a2b003f16f39ae238fe71f0dc1ad52d0cc1ac93a7bf2c6643d009f825dd00e1aa |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_ctypes.pyd
| MD5 | 6114277c6fc040f68d25ca90e25924cd |
| SHA1 | 028179c77cb3ba29cd8494049421eaa4900ccd0e |
| SHA256 | f07fe92ce85f7786f96a4d59c6ee5c05fe1db63a1889ba40a67e37069639b656 |
| SHA512 | 76e8ebefb9ba4ea8dcab8fce50629946af4f2b3f2f43163f75483cfb0a97968478c8aaef1d6a37be85bfc4c91a859deda6da21d3e753daefe084a203d839353d |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\libffi-8.dll
| MD5 | 0f8e4992ca92baaf54cc0b43aaccce21 |
| SHA1 | c7300975df267b1d6adcbac0ac93fd7b1ab49bd2 |
| SHA256 | eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a |
| SHA512 | 6e1b223462dc124279bfca74fd2c66fe18b368ffbca540c84e82e0f5bcbea0e10cc243975574fa95ace437b9d8b03a446ed5ee0c9b1b094147cefaf704dfe978 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_bz2.pyd
| MD5 | 4438affaaa0ca1df5b9b1cdaa0115ec1 |
| SHA1 | 4eda79eaf3de614d5f744aa9eea5bfcf66e2d386 |
| SHA256 | ec91e2b4baca31b992d016b84b70f110ce2b1b2dfd54f5e5bef6270ed7d13b85 |
| SHA512 | 6992107ac4d2108e477bc81af667b8b8e5439231e7e9f4b15ce4bce1aeea811bc0f1aaa438be3b0e38597760cb504367512809ee1937c4b538a86724ae543ba6 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_lzma.pyd
| MD5 | 737119a80303ef4eccaa998d500e7640 |
| SHA1 | 328c67c6c4d297ac13da725bf24467d8b5e982e3 |
| SHA256 | 7158c1290ac29169160b3ec94d9c8bcde4012d67a555f325d44b418c54e2cc28 |
| SHA512 | 1c9920e0841a65b01a0b339c5f5254d1039ef9a16fe0c2484a7e2a9048727f2cc081817aa771b0c574fb8d1a5a49dc39798a3c5e5b5e64392e9c168e1827be7c |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_hashlib.pyd
| MD5 | 1524882af71247adecf5815a4e55366a |
| SHA1 | e25014c793c53503bdff9af046140edda329d01b |
| SHA256 | 6f7742dfdd371c39048d775f37df3bc2d8d4316c9008e62347b337d64ebed327 |
| SHA512 | 5b954bb7953f19aa6f7c65ad3f105b77d37077950fb1b50d9d8d337bdd4b95343bac2f4c9fe17a02d1738d1f87eeef73dbbf5cdddcb470588cbc5a63845b188a |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\libcrypto-3.dll
| MD5 | 7a6a8c2a8c379b111cdceb66b18d687d |
| SHA1 | f3b8a4c731fa0145f224112f91f046fddf642794 |
| SHA256 | 8e13b53ee25825b97f191d77b51ed03966f8b435773fa3fbc36f3eb668fc569b |
| SHA512 | f2ef1702df861ef55ef397ad69985d62b675d348cab3862f6ca761f1ce3ee896f663a77d7b69b286be64e7c69be1215b03945781450b186fc02cfb1e4cb226b5 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_queue.pyd
| MD5 | 8bbed19359892f8c95c802c6ad7598e9 |
| SHA1 | 773fca164965241f63170e7a1f3a8fa17f73ea18 |
| SHA256 | 4e5b7c653c1b3dc3fd7519e4f39cc8a2fb2746e0ecdc4e433fe6029f5f4d9065 |
| SHA512 | 22ea7667689a9f049fa34ddae6b858e1af3e646a379d2c5a4aef3e74a4ff1a4109418b363c9be960127f1c7e020aa393a47885bc45517c9e9aebe71ec7cb61a0 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\PIL\_imaging.cp311-win_amd64.pyd
| MD5 | 40161f97be89efba847554e36b226698 |
| SHA1 | 65c8499a802f21a3b716ffdabd5b0e40548f5195 |
| SHA256 | 69bee07eb107f9daad969a16e1497f210b5d30a1a8ddd5c7bd8a5467bbcdee85 |
| SHA512 | 7bd182e249fac4ff0fa84b5750144b6434cc2027a6d78a801decdd292de7143eb3175490d116e9b344f4ababcdbae824fe833bff7a768bf9033c01efa7c72856 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_ssl.pyd
| MD5 | a0b40f1f8fc6656c5637eacacf7021f6 |
| SHA1 | 38813e25ffde1eee0b8154fa34af635186a243c1 |
| SHA256 | 79d861f0670828dee06c2e3523e2f9a2a90d6c6996bde38201425aa4003119f1 |
| SHA512 | c18855d7c0069fff392d422e5b01fc518bbdf497eb3390c0b333ecac2497cd29abbdae4557e4f0c4e90321fba910fc3e4d235ce62b745fa34918f40fa667b713 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\libssl-3.dll
| MD5 | 64acb046fe68d64ee475e19f67253a3c |
| SHA1 | d9e66c9437ce6f775189d6fdbd171635193ec4cc |
| SHA256 | b21309abd3dbbb1bf8fb6aa3c250fc85d7b0d9984bf4c942d1d4421502f31a10 |
| SHA512 | f8b583981df528cf4f1854b94eff6f51dd9d4be91e6fa6329a8c4435b705457c868ae40ee030fa54bebb646a37b547bc182c9cbf0df9a07fea03a18cf85c6766 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_socket.pyd
| MD5 | 64a6c475f59e5c57b3f4dd935f429f09 |
| SHA1 | ca2e0719dc32f22163ae0e7b53b2caadb0b9d023 |
| SHA256 | d03fa645cde89b4b01f4a2577139fbb7e1392cb91dc26213b3b76419110d8e49 |
| SHA512 | cf9e03b7b34cc095fe05c465f9d794319aaa0428fe30ab4ddce14ba78e835edf228d11ec016fd31dfe9f09d84b6f73482fb8e0f574d1fd08943c1ec9e0584973 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\select.pyd
| MD5 | 653bdccb7af2aa9ccf50cb050fd3be64 |
| SHA1 | afe0a85425ae911694c250ab4cb1f6c3d3f2cc69 |
| SHA256 | e24a3e7885df9a18c29ba058c49c3adcf59e4b58107847b98eca365b6d94f279 |
| SHA512 | 07e841fda7a2295380bfa05db7a4699f18c6e639da91d8ee2d126d4f96e4cddaedbd490deb4d2a2e8e5877edfff877693f67a9dc487e29742943e062d7be6277 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\charset_normalizer\md.cp311-win_amd64.pyd
| MD5 | 28af0ffb49cc20fe5af9fe8efa49d6f1 |
| SHA1 | 2c17057c33382ddffea3ca589018cba04c4e49d7 |
| SHA256 | f1e26ef5d12c58d652b0b5437c355a14cd66606b2fbc00339497dd00243081e0 |
| SHA512 | 9aa99e17f20a5dd485ae43ac85842bd5270ebab83a49e896975a8fa9f98ffc5f7585bef84ed46ba55f40a25e224f2640e85cebe5acb9087cf46d178ecc8029f0 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\charset_normalizer\md__mypyc.cp311-win_amd64.pyd
| MD5 | 6cdca2fde9df198da58955397033af98 |
| SHA1 | e457c97721504d25f43b549d57e4538a62623168 |
| SHA256 | a4a758eabd1b2b45f3c4699bdfebc98f196dc691c0a3d5407e17fffffafc5df7 |
| SHA512 | 7b3c384ba9993d3192ed852191ff77bdcd3421cbc69ff636c6deb8fe7248e066573b68d80a8f280ae0c1cb015f79967d46d910455d932eaeac072c76d0757e92 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\unicodedata.pyd
| MD5 | 1905b5d0f945499441e8cd58eb123d86 |
| SHA1 | 117e584e6fcc0e8cfc8e24e3af527999f14bac30 |
| SHA256 | b1788b81fa160e5120451f9252c7745cdde98b8ce59bf273a3dd867bb034c532 |
| SHA512 | ed88cd7e3259239a0c8d42d95fa2447fc454a944c849fa97449ad88871236fefdafe21dbfa6e9b5d8a54ddf1d5281ec34d314cb93d47ce7b13912a69d284f522 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\_sqlite3.pyd
| MD5 | a7df575bf69570944b004dfe150e8caf |
| SHA1 | 2fd19be98a07347d59afd78c167601479aac94bb |
| SHA256 | b1223420e475348c0bfb90fae33fc44ce35d988270294158ec366893df221a4b |
| SHA512 | 18c381a4ded8d33271cbf0bea75af1c86c6d34cc436f68fb9342951c071c10d84cf9f96a0509c53e5886d47fed5bca113a7f7863f6873583daa7bb6af1aa9afa |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\sqlite3.dll
| MD5 | b49b8fde59ee4e8178c4d02404d06ee7 |
| SHA1 | 1816fc83155d01351e191d583c68e722928cce40 |
| SHA256 | 1afd7f650596ad97fcf358b0e077121111641c38ca9d53132bab4c9588cf262f |
| SHA512 | a033ce87c2e503b386fb92aa79a7ec14d6c96e4a35d0cb76d4989bacd16f44c4ed5ac4e13057f05f9d199a3fd8545b9a25296515ec456f29c464d949ff34942a |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\win32\win32crypt.pyd
| MD5 | 5390ade0ed5428024f3d854b5b9bfe9f |
| SHA1 | dada7b44887dcb7b77dcadb9690baecf3ee2b937 |
| SHA256 | 9771f09be29bd7a69abe774e28472a392382883c18a3cc524f8141e84b1be22c |
| SHA512 | 92e82eff79f45d4de1cf27946a357f122c5337a85315d7c139458a1a6a51dffbf3cbfcf832851fbdcd0ec1bd0f82e7089125ffbbe3275675433089bddbff865b |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Hash\_SHA256.pyd
| MD5 | 6abdcd64face45efb50a3f2d6d792b93 |
| SHA1 | 038dbd53932c4a539c69db54707b56e4779f0eef |
| SHA256 | 1031ea4c1fd2f673089052986629b6f554e5b34582b2f38e134fd64876d9ce0f |
| SHA512 | 6ebe3572938734d0fa9e4ec5abdb7f63d17f28ba7e94f1fe40926be93668d1a542ffc963f9a49c5f020720caad0852579fed6c9c6d0ab71b682e27245adc916c |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Hash\_SHA1.pyd
| MD5 | 5e6fef0ff0c688db13ed2777849e8e87 |
| SHA1 | 3e739107b1b5ff8f1ffaac2ede75b71d4ebd128f |
| SHA256 | e88a0347f9969991756815dff0af940f00e966bc7875aa4763a2c80516f7e4ed |
| SHA512 | b97d4aa0ae76f528e643180ed300f1a50eafe8b82c27212a95ce380bca85f9ce1ff1ac1190173d56776fd663f649817514d6501ce80518f526159398daa6f55c |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Hash\_BLAKE2s.pyd
| MD5 | cea18eb87e54403af3f92f8d6dbdd6e8 |
| SHA1 | f1901a397edd9c4901801e8533c5350c7a3a8513 |
| SHA256 | 7fe364add28266c8211457896d2517fdb0ee9efc8cb65e716847965b3e9d789f |
| SHA512 | 74a3c94d8c4070b66258a5b847d9ced705f81673dd12316604e392c9d21ae6890e3720ca810b38e140650397c6ff05fd2fa0ff2d136fc5579570520ffdc1dbac |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Util\_strxor.pyd
| MD5 | 3af448b8a7ef86d459d86f88a983eaec |
| SHA1 | d852be273fea71d955ea6b6ed7e73fc192fb5491 |
| SHA256 | bf3a209eda07338762b8b58c74965e75f1f0c03d3f389b0103cc2bf13acfe69a |
| SHA512 | be8c0a9b1f14d73e1adf50368293eff04ad34bda71dbf0b776ffd45b6ba58a2fa66089bb23728a5077ab630e68bf4d08af2712c1d3fb7d79733eb06f2d0f6dbf |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Cipher\_raw_ctr.pyd
| MD5 | a33ac93007ab673cb2780074d30f03bd |
| SHA1 | b79fcf833634e6802a92359d38fbdcf6d49d42b0 |
| SHA256 | 4452cf380a07919b87f39bc60768bcc4187b6910b24869dbd066f2149e04de47 |
| SHA512 | 5d8bdca2432cdc5a76a3115af938cc76cf1f376b070a7fd1bcbf58a7848d4f56604c5c14036012027c33cc45f71d5430b5abbfbb2d4adaf5c115ddbd1603ab86 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Cipher\_raw_ofb.pyd
| MD5 | 619fb21dbeaf66bf7d1b61f6eb94b8c5 |
| SHA1 | 7dd87080b4ed0cba070bb039d1bdeb0a07769047 |
| SHA256 | a2afe994f8f2e847951e40485299e88718235fbefb17fccca7ace54cc6444c46 |
| SHA512 | ee3dbd00d6529fcfcd623227973ea248ac93f9095430b9dc4e3257b6dc002b614d7ce4f3daab3e02ef675502afdbe28862c14e30632e3c715c434440615c4dd4 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Cipher\_raw_cfb.pyd
| MD5 | fe489576d8950611c13e6cd1d682bc3d |
| SHA1 | 2411d99230ef47d9e2e10e97bdea9c08a74f19af |
| SHA256 | bb79a502eca26d3418b49a47050fb4015fdb24bee97ce56cdd070d0fceb96ccd |
| SHA512 | 0f605a1331624d3e99cfdc04b60948308e834aa784c5b7169986eefbce4791faa148325c1f1a09624c1a1340e0e8cf82647780ffe7b3e201fdc2b60bcfd05e09 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Cipher\_raw_cbc.pyd
| MD5 | ff2c1c4a7ae46c12eb3963f508dad30f |
| SHA1 | 4d759c143f78a4fe1576238587230acdf68d9c8c |
| SHA256 | 73cf4155df136db24c2240e8db0c76bedcbb721e910558512d6008adaf7eed50 |
| SHA512 | 453ef9eed028ae172d4b76b25279ad56f59291be19eb918de40db703ec31cddf60dce2e40003dfd1ea20ec37e03df9ef049f0a004486cc23db8c5a6b6a860e7b |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\Crypto\Cipher\_raw_ecb.pyd
| MD5 | 821aaa9a74b4ccb1f75bd38b13b76566 |
| SHA1 | 907c8ee16f3a0c6e44df120460a7c675eb36f1dd |
| SHA256 | 614b4f9a02d0191c3994205ac2c58571c0af9b71853be47fcf3cb3f9bc1d7f54 |
| SHA512 | 9d2ef8f1a2d3a7374ff0cdb38d4a93b06d1db4219bae06d57a075ee3dff5f7d6f890084dd51a972ac7572008f73fde7f5152ce5844d1a19569e5a9a439c4532b |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\VCRUNTIME140_1.dll
| MD5 | cf0a1c4776ffe23ada5e570fc36e39fe |
| SHA1 | 2050fadecc11550ad9bde0b542bcf87e19d37f1a |
| SHA256 | 6fd366a691ed68430bcd0a3de3d8d19a0cb2102952bfc140bbef4354ed082c47 |
| SHA512 | d95cd98d22ca048d0fc5bca551c9db13d6fa705f6af120bbbb621cf2b30284bfdc7320d0a819bb26dab1e0a46253cc311a370bed4ef72ecb60c69791ed720168 |
C:\Users\Admin\AppData\Local\Temp\_MEI39282\pywin32_system32\pywintypes311.dll
| MD5 | 90b786dc6795d8ad0870e290349b5b52 |
| SHA1 | 592c54e67cf5d2d884339e7a8d7a21e003e6482f |
| SHA256 | 89f2a5c6be1e70b3d895318fdd618506b8c0e9a63b6a1a4055dff4abdc89f18a |
| SHA512 | c6e1dbf25d260c723a26c88ec027d40d47f5e28fc9eb2dbc72a88813a1d05c7f75616b31836b68b87df45c65eef6f3eaed2a9f9767f9e2f12c45f672c2116e72 |