Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 23:10
Behavioral task
behavioral1
Sample
81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe
Resource
win10v2004-20241007-en
General
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Target
81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe
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Size
29KB
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MD5
6ae21c2303c5db883cdb607b2c4ad890
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SHA1
860a3f0a69d3acf745f4e3c2c6048702c5e2a4c3
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SHA256
81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030
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SHA512
9c3d5d00eda7a8a3ae3b4a1fcdbc0ff733742ed8f2e1de2564aab938dd110ae633071796d1a2f05002b4ee5b1a006ae038f360369dc19fc70cb4b2a890f06902
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/6hH:AEwVs+0jNDY1qi/qi9
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral1/memory/2572-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-30-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-58-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-63-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-97-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-248-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2572-324-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2244 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" 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2572-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2572-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0009000000016d5e-8.dat upx behavioral1/memory/2244-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2572-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2244-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2244-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2244-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2572-30-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2244-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-46.dat upx behavioral1/memory/2572-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2572-58-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-59-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2572-63-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-64-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2244-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2244-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2572-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-76-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2244-98-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2572-97-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2572-248-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-249-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2572-324-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2244-325-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe File opened for modification C:\Windows\java.exe 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe File created C:\Windows\java.exe 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.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 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2572 wrote to memory of 2244 2572 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe 31 PID 2572 wrote to memory of 2244 2572 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe 31 PID 2572 wrote to memory of 2244 2572 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe 31 PID 2572 wrote to memory of 2244 2572 81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.exe"C:\Users\Admin\AppData\Local\Temp\81f452d95eeba8718a5886cbac8b0fd80b1a9d92ebc049b87a6ee222c51e7030.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:2572 -
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:2244
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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
MD56589626719e91230f2e4ed527c1c6b6c
SHA198c15bddb639ad2fc16368985d4fc7f479343734
SHA256c847503b5a0608b463694a00eafe0254bce3e5755c033dd47fc47a24b797213b
SHA5120ca66bb0f69874805fb77318a92cb093d6bada165eeea378b3cec0dd42fe603b63e9a01560ac0c427c9fefaba39633e367cf23e28b7a5028c0dfce04289a1ad9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize342B
MD5af8d6b92eac8e4ab7eaa8043cc719fd1
SHA15b37271040a9425e32eca022c61cc07595a59783
SHA25683913338ed048873f1f2c6f0019681c04e55b48fa67ccfa6d397bfd4d0ecc789
SHA51237c8a4bcf1e01765f5524de886ddc9e8f8bccb823b3a2f2b63a3b79ff6d1faba93c6ee3e044f38c64c3bc8770bcc151c470ba962d69c375ecc3e2c6fb3e9efe4
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\AS91FDNI\default[2].htm
Filesize315B
MD514b82aec966e8e370a28053db081f4e9
SHA1a0f30ebbdb4c69947d3bd41fa63ec4929dddd649
SHA256202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf
SHA512ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\S8GI6B9B\default[2].htm
Filesize306B
MD5e0c3b4c8541e5bc3cf19d22ccf8365d6
SHA19ac1347e4dbce09ddacc47ff46b9cb15b01fd77d
SHA25669e3c690688497ac57963720235b9181d6ab79161289aed6bc518f2284e75696
SHA5123c6a7bb5b195dd5e973d180f051ad4979d37bfaa489e6e22c239a2efc007a203c72732496d0db1324a16344606510cba911af242337bd96da4f9832c9f6552aa
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\S8GI6B9B\search[3].htm
Filesize25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\ZKZ95V4R\default[1].htm
Filesize308B
MD5ccfe63b884fe4225fa33f618a54ce37a
SHA1bbb0778c1597eafe7fb9c5c65412f8ab04b2e311
SHA256f7dd5bab49466a4cdb6a7f5a0e07a158f7a1567bd809ed745812469775b33112
SHA512858f345503c89ba075b374764145fba5b1a9d3440d1628edeab0a3e02cc7cbfbe1119c20747026e69d630ed262d3c91c5073ef06823cf727dfcb11605c7c5ff8
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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
29KB
MD5915de04727732b51113a0e8dde3596a0
SHA12c796e573d4eae8cede7604479153ced01df0efe
SHA256aa2cfe2c4c9edbc55f97a888d18e97adc686af316aecebeffb4b9aadb639afe4
SHA51232159ed2c6a158c0fc20548b5e3196b15b5d38ada45bf962e9a397daa1e22b45791fa6ae2b6f5352df4b7a37dac054c7699d5a7a5f1787acfcbeaa350b93a1de
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Filesize
320B
MD5c7672ebfeeedb01d58179a16f45e56c8
SHA1bf3b405a4cf1db17fd05e655f3fa6a0176ef876a
SHA256d24857f797001a91d64bdb20b650baaa6ccf8fb271e91179ad7ef40a93377582
SHA512e67a1d1f3f83dd39f05283741bf34b6f4b311642e26df207065487f92e193eb9be7407ea847b58d97b082eeea3fc40893e7c166571a2d8868c895ed39f2381d6
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Filesize
320B
MD563668f99af51d1c7b04f0aab43686cfe
SHA1e67166d42119e5a65d4ed042534c1f7d657255e8
SHA256ba85c21f15e3c918e2722ad6e4bf1bc1a86af52486aaf9a4f62b732c51d42c68
SHA512acf2a00a419c3fcfce53b522a734e0937e7d88b9041b02f43960e5cf9d1ec742f9a28d347865ed21edf831b6909011b3663ced9f217108bf4f92502e2787edfa
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2