Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
12/10/2024, 01:50
Behavioral task
behavioral1
Sample
b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe
Resource
win7-20240903-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe
Resource
win10v2004-20241007-en
8 signatures
150 seconds
General
- Target b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe
- Size 41KB
- Sample241012-b9dbna1anj
- SHA256 b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804
- MD5 26dd8604e3f92b1638918a2ecfa79a2a
- SHA1 441731d469c3eb6982f109c5117e3f6e338b3ecb
- SHA512 9d4a60fcadc9a188b065f710f149f3b1e6ffd003ef0d5d1994145c9b97cd90ec1fa6c6fa217098ca15001c789c4b003a9d51ffdbac7ccc8891d08692a22f17a0
- SSDEEP 768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/3780-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-136-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-167-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-197-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-229-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3780-262-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom - Executes dropped EXE 1 IoCs
pid Process 1708 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" b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3780-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b77-4.dat upx behavioral2/memory/1708-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1708-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1708-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1708-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1708-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1708-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0011000000023a1d-53.dat upx behavioral2/memory/3780-136-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-137-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-167-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-168-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1708-170-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-175-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-197-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-198-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-229-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-230-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3780-262-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1708-263-0x0000000000400000-0x0000000000408000-memory.dmp upx - Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe File created C:\Windows\services.exe b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe File opened for modification C:\Windows\java.exe b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.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 b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3780 wrote to memory of 1708 3780 b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe 83 PID 3780 wrote to memory of 1708 3780 b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe 83 PID 3780 wrote to memory of 1708 3780 b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe"C:\Users\Admin\AppData\Local\Temp\b4c7fec6badc1fda247cc5ec9fb7fcc409a4e0ed0d352e7ff4877013898a8804.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3780 -
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:1708
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HA5FC889\default[8].htm
- Size 312B
- SHA256 5d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
- MD5 c15952329e9cd008b41f979b6c76b9a2
- SHA1 53c58cc742b5a0273df8d01ba2779a979c1ff967
- SHA512 6aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HA5FC889\search[2].htm
- Size 25B
- SHA256 6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
- MD5 8ba61a16b71609a08bfa35bc213fce49
- SHA1 8374dddcc6b2ede14b0ea00a5870a11b57ced33f
- SHA512 5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HOI3BGS3\default[4].htm
- Size 313B
- SHA256 7bd7c3676e98ddde8e0d5b63dd22cb9379d975bcd1d68884c97565cdd8d03660
- MD5 ffb72ab4faba49ad441ce07db37dd8b6
- SHA1 194e13c1c32ebb6e7a1dc912261cbd58a82ff71e
- SHA512 517be20d2442489ce39b48dc7f9f6f13f8c45d02703fb1865071f553d36b2289f5abc26c6089fc0bfad1a41fe318bf4b5a806915c5e45898ac744b7e4ed30257
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\default[1].htm
- Size 315B
- SHA256 202eada95ef503b303a05caf5a666f538236c7e697f5301fd178d994fa6e24cf
- MD5 14b82aec966e8e370a28053db081f4e9
- SHA1 a0f30ebbdb4c69947d3bd41fa63ec4929dddd649
- SHA512 ec04f1d86137dc4d75a47ba47bb2f2c912115372fa000cf986d13a04121aae9974011aa716c7da3893114e0d5d0e2fb680a6c2fd40a1f93f0e0bfd6fd625dfa7
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\P2UT3MS5\default[6].htm
- Size 304B
- SHA256 ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586
- MD5 267ddfdbb8d492b25de208d84b290f1c
- SHA1 9f57d9f19f25549e1232489a0c101a92e851de2f
- SHA512 0709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\tmpF366.tmp
- Size 41KB
- SHA256 ea370300e9abf4e464e45086849dc45ffb14ffd210a9988ece4d9556cbf14c9a
- MD5 b3c3f73f9b18c17ee70807d95637bfb1
- SHA1 134c3c5132cc5ce06f282d217331792393df0637
- SHA512 722c873ebcbd51261b0fada71dbab9cc84680f94d25400ad5570ac9aa74fff3954471b16724224a78b6731d4aafc6ce7705c8c9a33acd4f313bd4f3fba469d43
- SSDEEP 768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\tmpF474.tmp
- Size 42KB
- SHA256 01dc5dc519bea287fda1f1c3d2d0e887b4df10766534f706f273b54718346dec
- MD5 9db2b350ad5cc33361779a6c5bf9051d
- SHA1 17df85aabb1b23d1f770834f3dcc79d30f431650
- SHA512 983ba6569350121ce44174fd9e68db320f542a656ed9a9b1e8748596cb6d0a1ec5c2ebd0a645596b0ced9b8afacc628131f296db15b08141e145e37815cd7e13
- SSDEEP 768:PEwHupU99d2JE0jNJJ83+8zzqgTdVY9/5:PEwVs+0jNDY1qi/qB
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\zincite.log
- Size 192B
- SHA256 e3f64a5c12ca414e100d50623c866d2757ffa86d513ade9493220e242953ccb4
- MD5 e994fadb0921467e633249081e7a7dee
- SHA1 2d887c5e710d878269743b66753e35d6a86d3cc5
- SHA512 58e4a76f9a0d52b896694ede0d0bea0fb90dadacdc94cacdc3037510541003c209e9f80ca0c3fc1feb328f4682a085d8e70b34d1d8aca90f8a87324273d6d578
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\zincite.log
- Size 192B
- SHA256 9b0354f7972955598030bd6c5522fbcffdd078ea039e12391d0c238772ec74ee
- MD5 30bf297c23f63da47081aef0eeb8bc1f
- SHA1 3a6e12cb9e31f74d1c1a8b6e317ad785c3cb7918
- SHA512 f44a28218fc49a378bd75e52d5efcec36f0386998acb4b7efcb3ac645ae7fef151e7af8abb0e401a7f1335bde0fe0ae55b8992a6b0b4dca71dc549c131245c84
- MD5 SHA1 SHA512
- Path C:\Windows\services.exe
- Size 8KB
- SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
- MD5 b0fe74719b1b647e2056641931907f4a
- SHA1 e858c206d2d1542a79936cb00d85da853bfc95e2
- SHA512 9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2
- SSDEEP 192:tZWNqWKIzebvOZnzCj6juhEJS3/Uf/tpfmG62X9f3:tZ6qWTYvczfahX/UHtF6e9f3
- MD5 SHA1 SHA512 SSDEEP