Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
29-12-2024 03:21
Behavioral task
behavioral1
Sample
b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe
Resource
win10v2004-20241007-en
General
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Target
b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe
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Size
29KB
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MD5
99cc5cd4ef51697e83a45efa17d4e715
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SHA1
a30a925259434cf8cf5e7f7521397f698c358f0f
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SHA256
b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4
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SHA512
117857fdaed781f3f3497ef63710a052c14baa47cb336a92e2ac7ef0a4303a9497e79f4a888e9bfc4b2753cffbfad4b03d7582845d8def6b770fe53896e23fb6
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/r:AEwVs+0jNDY1qi/qz
Malware Config
Signatures
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Detects MyDoom family 12 IoCs
resource yara_rule behavioral1/memory/3068-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-9-0x00000000001B0000-0x00000000001B8000-memory.dmp family_mydoom behavioral1/memory/3068-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-35-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-40-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-66-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-71-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-78-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-211-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3068-286-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2336 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/3068-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3068-4-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/files/0x00070000000186e7-7.dat upx behavioral1/memory/3068-9-0x00000000001B0000-0x00000000001B8000-memory.dmp upx behavioral1/memory/3068-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3068-35-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3068-40-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-54.dat upx behavioral1/memory/3068-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3068-66-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-67-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3068-71-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3068-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3068-78-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2336-212-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3068-211-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3068-286-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2336-287-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe File opened for modification C:\Windows\java.exe b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe File created C:\Windows\java.exe b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe -
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 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 040000000100000010000000d474de575c39b2d39c8583c5c065498a0f0000000100000014000000e35ef08d884f0a0ade2f75e96301ce6230f213a8090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b060105050703085300000001000000230000003021301f06096086480186fd6c020130123010060a2b0601040182373c0101030200c0140000000100000014000000b13ec36903f8bf4701d498261a0802ef63642bc30b00000001000000120000004400690067006900430065007200740000001d00000001000000100000008f76b981d528ad4770088245e2031b630300000001000000140000005fb7ee0633e259dbad0c4c9ae6d38f1a61c7dc25190000000100000010000000ba4f3972e7aed9dccdc210db59da13c92000000001000000c9030000308203c5308202ada003020102021002ac5c266a0b409b8f0b79f2ae462577300d06092a864886f70d0101050500306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f74204341301e170d3036313131303030303030305a170d3331313131303030303030305a306c310b300906035504061302555331153013060355040a130c446967694365727420496e6331193017060355040b13107777772e64696769636572742e636f6d312b30290603550403132244696769436572742048696768204173737572616e636520455620526f6f7420434130820122300d06092a864886f70d01010105000382010f003082010a0282010100c6cce573e6fbd4bbe52d2d32a6dfe5813fc9cd2549b6712ac3d5943467a20a1cb05f69a640b1c4b7b28fd098a4a941593ad3dc94d63cdb7438a44acc4d2582f74aa5531238eef3496d71917e63b6aba65fc3a484f84f6251bef8c5ecdb3892e306e508910cc4284155fbcb5a89157e71e835bf4d72093dbe3a38505b77311b8db3c724459aa7ac6d00145a04b7ba13eb510a984141224e656187814150a6795c89de194a57d52ee65d1c532c7e98cd1a0616a46873d03404135ca171d35a7c55db5e64e13787305604e511b4298012f1793988a202117c2766b788b778f2ca0aa838ab0a64c2bf665d9584c1a1251e875d1a500b2012cc41bb6e0b5138b84bcb0203010001a3633061300e0603551d0f0101ff040403020186300f0603551d130101ff040530030101ff301d0603551d0e04160414b13ec36903f8bf4701d498261a0802ef63642bc3301f0603551d23041830168014b13ec36903f8bf4701d498261a0802ef63642bc3300d06092a864886f70d010105050003820101001c1a0697dcd79c9f3c886606085721db2147f82a67aabf183276401057c18af37ad911658e35fa9efc45b59ed94c314bb891e8432c8eb378cedbe3537971d6e5219401da55879a2464f68a66ccde9c37cda834b1699b23c89e78222b7043e35547316119ef58c5852f4e30f6a0311623c8e7e2651633cbbf1a1ba03df8ca5e8b318b6008892d0c065c52b7c4f90a98d1155f9f12be7c366338bd44a47fe4262b0ac497690de98ce2c01057b8c876129155f24869d8bc2a025b0f44d42031dbf4ba70265d90609ebc4b17092fb4cb1e4368c90727c1d25cf7ea21b968129c3c9cbf9efc805c9b63cdec47aa252767a037f300827d54d7a9f8e92e13a377e81f4a b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3068 wrote to memory of 2336 3068 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe 30 PID 3068 wrote to memory of 2336 3068 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe 30 PID 3068 wrote to memory of 2336 3068 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe 30 PID 3068 wrote to memory of 2336 3068 b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe"C:\Users\Admin\AppData\Local\Temp\b7764bb4fc2232e87bba23665c4612d4460254fd3828dac672a0666ea97863e4.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2336
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5fb2d1e5172b9bbce4c20064b181bd6ba
SHA183c0a76029b7f2a15913b09aa55cebb6285e236b
SHA256159a10dfec617b4d512fc5a854b7cba52988d0496cbe65a5f88057fcfa1650f3
SHA512ff2564f5ce2d3a6395de0e2865290b26873bef0072ff09d0dd5b2f304467db2f628e2b4e1626c83a409db1677a635b028835b92733a592d63a025e6e824ea90f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5320a75d75b847ac2403261c7e0599462
SHA15bb423aac751ce2df87d2498bef357e62d79cdc3
SHA256d3a16b3bcb75b7e134b36e4c2d758bc54794b343d21bfecd944ed0e2043c3ae4
SHA5124ea643d3bf19d1dbb996777337d813a37c06d20c169859737e72781dfaac275ef74443bc26b728727fbef275f4583e623f5dd41606d63ce500610a699b6887bc
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\7BQ20K5D\default[2].htm
Filesize305B
MD5157431349a057954f4227efc1383ecad
SHA169ccc939e6b36aa1fabb96ad999540a5ab118c48
SHA2568553409a8a3813197c474a95d9ae35630e2a67f8e6f9f33b3f39ef4c78a8bfac
SHA5126405adcfa81b53980f448c489c1d13506d874d839925bffe5826479105cbf5ba194a7bdb93095585441c79c58de42f1dab1138b3d561011dc60f4b66d11e9284
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9GP4P3HF\default[4].htm
Filesize315B
MD514b82aec966e8e370a28053db081f4e9
SHA1a0f30ebbdb4c69947d3bd41fa63ec4929dddd649
SHA256202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf
SHA512ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\L6J4GCMD\search[1].htm
Filesize25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
320B
MD53725a0b4d7bec02faf1cbe3f908f5d9f
SHA14bc0770f9053f961791a927f281eef4aa72509a2
SHA256f245bb81344e0e1bb9fc5ef6b90e4d1846023a8afa5a606d6e7d0726601c3db1
SHA512941153040a6ff85e5eda8afbd200caf78aa87ed62c44130956c1829b62de948f0fc716a4a3273b5d010637a0246c4333d1449dc6cf63d869723f0c69eaab0db0
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Filesize
29KB
MD54bb3606fb839a6f059b1e899b698323c
SHA12525d4cb49348ff81b500358aec0f07fef847e6d
SHA256825716038824007d7e3d6bf1fe5c96a6f9ca9968c046a33fe3cfbc00306c7796
SHA5121f75e9169a4ef9fe57443a0a677ff7653b76afd0d90e2d8cd9a2a151c2e318c3a2041214a15f4795ec71e3faa1767eb0d0804f33119d4cfc9873526cb9c8e725
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Filesize
352B
MD5d7e0a821bbd924723e1b14e30c22b889
SHA1aa8d2375135351dfa5e2f1cf6a1d6135f89116af
SHA25646db7173bc6a61b2c9b4d75d786d71d9960c7b661cbf14399c621b81f8f7ead4
SHA512106beaccff06e53801756bbdd9898b07f69afb9626a3d00d3e5c8f8a1e009b231d10fb0dd8a893805620ceaf36361fdbb874cd4a4da96056402b7260808d1cff
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Filesize
352B
MD57930d00edf8b8feef9972e315850d727
SHA1a27f0bdb3db936092449a709e3d3a5c0fa5ad41e
SHA25649bd3e5fb46103ceb8021587d98b6952777427e2efc6099564d45faa2f836fdb
SHA5125c5f91ead6987f075c4fb9863e3116d2366e67ffc6fee630ed54ab61bdfb551b778477fac313bae6a5da60bd4b9338c33516d6f08793ce844f6a6e54972b512a
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2