Analysis
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max time kernel
119s -
max time network
161s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
15-03-2024 09:41
Behavioral task
behavioral1
Sample
cb15512d2e3321b0287e037f073caba7.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
cb15512d2e3321b0287e037f073caba7.exe
Resource
win10v2004-20231215-en
General
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Target
cb15512d2e3321b0287e037f073caba7.exe
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Size
10.2MB
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MD5
cb15512d2e3321b0287e037f073caba7
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SHA1
5322c01df10301540c00eefb56dd059a2820f626
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SHA256
564633ac15a409915ac4f1eb5de311ff751d8cbb6ada28c3c884eb2111ee8cc2
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SHA512
896fa8996cadb89d53ab6e9fcfb2f444a0c787d3b051f0f3ad773d13882c67743567fe6f201e0fef5b6daa5fd0f033e4acdf3bcd6a9de24460ee18d9a8243fc6
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SSDEEP
98304:5RQkgYXHnF3TSGeMLCxN+CE9DlQk3A62085XHEvfd83TSGeMLCxN+CE9DlQk3:5RQkPH97pAN+Ck25EHd67pAN+Ck
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2556 cb15512d2e3321b0287e037f073caba7.exe -
Executes dropped EXE 1 IoCs
pid Process 2556 cb15512d2e3321b0287e037f073caba7.exe -
Loads dropped DLL 1 IoCs
pid Process 2408 cb15512d2e3321b0287e037f073caba7.exe -
resource yara_rule behavioral1/memory/2408-1-0x0000000000400000-0x0000000000D9E000-memory.dmp upx behavioral1/files/0x000a000000012241-11.dat upx behavioral1/files/0x000a000000012241-13.dat upx behavioral1/files/0x000a000000012241-14.dat upx behavioral1/memory/2556-19-0x0000000000400000-0x0000000000D9E000-memory.dmp upx -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 cb15512d2e3321b0287e037f073caba7.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 cb15512d2e3321b0287e037f073caba7.exe Key created \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405 cb15512d2e3321b0287e037f073caba7.exe Set value (data) \REGISTRY\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 030000000100000014000000a053375bfe84e8b748782c7cee15827a6af5a405140000000100000014000000142eb317b75856cbae500940e61faf9d8b14c2c6040000000100000010000000e829e65d7c4307d6fbc13c179e037a360f0000000100000020000000444ebd67bb83f8807b3921e938ac9178b882bd50aadb11231f044cf5f08df7ce190000000100000010000000f044424c506513d62804c04f719403f91800000001000000100000002fe1f70bb05d7c92335bc5e05b984da620000000010000001a05000030820516308202fea003020102021100912b084acf0c18a753f6d62e25a75f5a300d06092a864886f70d01010b0500304f310b300906035504061302555331293027060355040a1320496e7465726e65742053656375726974792052657365617263682047726f7570311530130603550403130c4953524720526f6f74205831301e170d3230303930343030303030305a170d3235303931353136303030305a3032310b300906035504061302555331163014060355040a130d4c6574277320456e6372797074310b300906035504031302523330820122300d06092a864886f70d01010105000382010f003082010a0282010100bb021528ccf6a094d30f12ec8d5592c3f882f199a67a4288a75d26aab52bb9c54cb1af8e6bf975c8a3d70f4794145535578c9ea8a23919f5823c42a94e6ef53bc32edb8dc0b05cf35938e7edcf69f05a0b1bbec094242587fa3771b313e71cace19befdbe43b45524596a9c153ce34c852eeb5aeed8fde6070e2a554abb66d0e97a540346b2bd3bc66eb66347cfa6b8b8f572999f830175dba726ffb81c5add286583d17c7e709bbf12bf786dcc1da715dd446e3ccad25c188bc60677566b3f118f7a25ce653ff3a88b647a5ff1318ea9809773f9d53f9cf01e5f5a6701714af63a4ff99b3939ddc53a706fe48851da169ae2575bb13cc5203f5ed51a18bdb150203010001a382010830820104300e0603551d0f0101ff040403020186301d0603551d250416301406082b0601050507030206082b0601050507030130120603551d130101ff040830060101ff020100301d0603551d0e04160414142eb317b75856cbae500940e61faf9d8b14c2c6301f0603551d2304183016801479b459e67bb6e5e40173800888c81a58f6e99b6e303206082b0601050507010104263024302206082b060105050730028616687474703a2f2f78312e692e6c656e63722e6f72672f30270603551d1f0420301e301ca01aa0188616687474703a2f2f78312e632e6c656e63722e6f72672f30220603551d20041b30193008060667810c010201300d060b2b0601040182df13010101300d06092a864886f70d01010b0500038202010085ca4e473ea3f7854485bcd56778b29863ad754d1e963d336572542d81a0eac3edf820bf5fccb77000b76e3bf65e94dee4209fa6ef8bb203e7a2b5163c91ceb4ed3902e77c258a47e6656e3f46f4d9f0ce942bee54ce12bc8c274bb8c1982fa2afcd71914a08b7c8b8237b042d08f908573e83d904330a472178098227c32ac89bb9ce5cf264c8c0be79c04f8e6d440c5e92bb2ef78b10e1e81d4429db5920ed63b921f81226949357a01d6504c10a22ae100d4397a1181f7ee0e08637b55ab1bd30bf876e2b2aff214e1b05c3f51897f05eacc3a5b86af02ebc3b33b9ee4bdeccfce4af840b863fc0554336f668e136176a8e99d1ffa540a734b7c0d063393539756ef2ba76c89302e9a94b6c17ce0c02d9bd81fb9fb768d40665b3823d7753f88e7903ad0a3107752a43d8559772c4290ef7c45d4ec8ae468430d7f2855f18a179bbe75e708b07e18693c3b98fdc6171252aafdfed255052688b92dce5d6b5e3da7dd0876c842131ae82f5fbb9abc889173de14ce5380ef6bd2bbd968114ebd5db3d20a77e59d3e2f858f95bb848cdfe5c4f1629fe1e5523afc811b08dea7c9390172ffdaca20947463ff0e9b0b7ff284d6832d6675e1e69a393b8f59d8b2f0bd25243a66f3257654d3281df3853855d7e5d6629eab8dde495b5cdb5561242cdc44ec6253844506decce005518fee94964d44eca979cb45bc073a8abb847c2 cb15512d2e3321b0287e037f073caba7.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2408 cb15512d2e3321b0287e037f073caba7.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2408 cb15512d2e3321b0287e037f073caba7.exe 2556 cb15512d2e3321b0287e037f073caba7.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2408 wrote to memory of 2556 2408 cb15512d2e3321b0287e037f073caba7.exe 27 PID 2408 wrote to memory of 2556 2408 cb15512d2e3321b0287e037f073caba7.exe 27 PID 2408 wrote to memory of 2556 2408 cb15512d2e3321b0287e037f073caba7.exe 27 PID 2408 wrote to memory of 2556 2408 cb15512d2e3321b0287e037f073caba7.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\cb15512d2e3321b0287e037f073caba7.exe"C:\Users\Admin\AppData\Local\Temp\cb15512d2e3321b0287e037f073caba7.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Users\Admin\AppData\Local\Temp\cb15512d2e3321b0287e037f073caba7.exeC:\Users\Admin\AppData\Local\Temp\cb15512d2e3321b0287e037f073caba7.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of UnmapMainImage
PID:2556
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.7MB
MD542377163b20781764f74c7e7fdd26d7a
SHA19fd340cbe8db2b17b0788859ec57c1be3d4264fe
SHA25643c65186b1700b210885f4c276d8e620480138a93f3492761073c72f41d704e6
SHA5124bea4bb53e67b4039bf766cbde0e35ee247e70e9fa54aebea284c2236ef5413bef98c87ca0c193efdf91fabaac45022582efee4df3d2e5f36cdce7cbee612f21
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Filesize
2.2MB
MD5ac2976e516acbe076c6d1b4ac47753b9
SHA1c523f619693661470169309cc9926e9e8b0d3394
SHA256ae9ee2a4c9b7bceeaa7925157a073c5ad1b7a1b9063a0a7fb288c4f5835cb01e
SHA512b3dfd5dbf8d62e0ff322aef55916be743f8f8bb41d191c24f412f4d1f97d8aa8da7b9df0d25bb768b2edfce89b13e9db1b585dcd9295b31a3c0d92e3192df08b
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Filesize
1.8MB
MD5619bf1145d92637a5579a8c24c48498c
SHA171b1e63cb81676edd1dd07118f97b35912f2f840
SHA2561adffa3d5b6fa69cd57e5cda51e0c68af85d00bc1e3e32603635fc343eee88ea
SHA512592e2ffecdc33eec332956a10f9b949e77fabe14341e40d580f7da43906b193de97937d2d4a7dc36106979ecf161542553d6db0df2cc395727a4f46ec62c4b60