Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 09:26
Behavioral task
behavioral1
Sample
65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe
Resource
win10v2004-20241007-en
General
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Target
65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe
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Size
29KB
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MD5
0129b5220d64401a4aa63f59c752c2f5
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SHA1
5b4e4cc38dfc02bd7efdb72924431bd496e242be
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SHA256
65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d
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SHA512
5e551a290cde49369f8718a14330bfbd24579c11df3440de66f2bb2b0080355d8663f9cf754e80e60edd36b94382e03bda92b605999f4734ed4677b9aaf84cec
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/i:AEwVs+0jNDY1qi/qq
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/3728-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3728-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3728-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3728-138-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3728-154-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3728-163-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3728-191-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3728-225-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1968 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" 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3728-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c6e-4.dat upx behavioral2/memory/1968-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3728-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1968-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1968-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1968-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3728-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3728-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023c8b-43.dat upx behavioral2/memory/3728-138-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-139-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3728-154-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1968-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3728-163-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3728-191-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-195-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3728-225-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1968-229-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe File opened for modification C:\Windows\java.exe 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe File created C:\Windows\java.exe 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.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 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3728 wrote to memory of 1968 3728 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe 83 PID 3728 wrote to memory of 1968 3728 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe 83 PID 3728 wrote to memory of 1968 3728 65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe"C:\Users\Admin\AppData\Local\Temp\65e19f3bfce02fba6e71f3d55fff599939d109dbbc76053a25967c469a6ab12d.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3728 -
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:1968
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
304B
MD5cde2c6ec81201bdd39579745c69d502f
SHA1e025748a7d4361b2803140ed0f0abda1797f5388
SHA256a81000fc443c3c99e0e653cca135e16747e63bccebd5052ed64d7ae6f63f227f
SHA512de5ca6169b2bb42a452ebd2f92c23bad3a98c01845a875336d6affe7f0192c2782b1f66f149019c0b880410c836fc45b2e9157dcccc7ad0d9e5953521a2151d4
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
312B
MD55431b34b55fc2e8dfe8e2e977e26e6b5
SHA187cf8feeb854e523871271b6f5634576de3e7c40
SHA2563d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432
SHA5126f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c
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Filesize
288B
MD589c609ad9ac0ffad0028f07c8d3bffdf
SHA13c42b8355736417f1b9b6046527e66a1b7037fc3
SHA256a463322d2447ac5d90e7445e4e59aa4f69b930cb417f4733e8c42e7c0faf5234
SHA5120fd7241a73512a568d17a2141547eb66f88731db815d7afb0bca87c10b10b8c2fa29855027c501189c44f2f8535dfffa144dc879685a8ff0e2bba8eb4229a46f
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Filesize
29KB
MD509721cbf159414c0bc5157e456d7c49e
SHA10015ecdd7d82c4149d5f2e79aa1635e05e2f7384
SHA256794a0e90f8397fd3a27aab3b88e34fe23f09c9a4181917a7281554c29ed55a4d
SHA5123afd49ed51ce5be5d3ebd69f54a3a4c4e0f52c6da7e20db75bbcd063ba0b1e5f5eae8ebeb5b34ba4cfb9a314f96635cdbaac8baa171a8570c9abf523f1a8a1ed
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Filesize
320B
MD540a8cdee714a2abfa8f01d8f92c7ca3e
SHA1a90e80bd5e4ad22da402b834e24a633fd5d34cc6
SHA2562c70c8007d3c7b183dc5f4b30587a6c39bdb303ea928485378713c2285b49b69
SHA5127edb3433763c00319cc076ad2a1f3ff0cbaa6d56b76028a049622152f7f62778416734c855e3739dccc42f207d85180a3bd2baad5c8e7627b58448e305c8b6a8
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Filesize
320B
MD5e678d091ec548bad27d05ca51485d929
SHA1143805abf4d1831bba788dee2b9aac4f7b453429
SHA256dcaba1d272dd5833d75e3154555bb3b53b7183d60eb0603226f25e62bf0f60a9
SHA512057ec52994b2695cd3e6f99acd50e55b87bf6401128802c27e6f34cb6300bd1fb33133e70e4faafd05b639a057d0814cce41c1e257a53b7114697ecd1636bf2c
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Filesize
320B
MD5e7bcc196c28913fc3de4e6ef207f757b
SHA17c1933932ebaca853790ff670f4d585664d1d503
SHA25627d439525cdaf179cba471339930aee53ce41420cc65a8ed888a6865c160adba
SHA51286090748ed5e425a7a2fd192d9afa026bbdb83f978386a667199a99cceffde0f1fd9726d8524281023d531d7556d202aa609e4896c9990747d2f9a1b0a9a3e2f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2