Analysis
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max time kernel
120s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-01-2025 17:43
Behavioral task
behavioral1
Sample
7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe
Resource
win10v2004-20241007-en
General
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Target
7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe
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Size
29KB
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MD5
e7f9da4f4baa42906881d9ddc86928b0
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SHA1
d9bdffcba53b45898a542cf497c6ac67be9148c9
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SHA256
7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42
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SHA512
29781f1ae6992bc08209a0aad366d6a5a0cbcb8615088c186f450c9d0683e8c94906c2e638ac869d221e19c6bd392ecc2c2a1963e65c1779cdace56b09f18e6f
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/mg:AEwVs+0jNDY1qi/qt
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/3128-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3128-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3128-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3128-138-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3128-159-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3128-166-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3128-203-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4932 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" 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3128-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023ca4-4.dat upx behavioral2/memory/4932-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3128-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4932-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4932-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4932-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4932-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4932-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3128-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4932-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3128-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4932-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023cc2-48.dat upx behavioral2/memory/3128-138-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4932-139-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3128-159-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4932-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4932-165-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3128-166-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4932-167-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3128-203-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4932-206-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe File opened for modification C:\Windows\java.exe 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe File created C:\Windows\java.exe 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.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 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3128 wrote to memory of 4932 3128 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe 83 PID 3128 wrote to memory of 4932 3128 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe 83 PID 3128 wrote to memory of 4932 3128 7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe"C:\Users\Admin\AppData\Local\Temp\7b32a9ef85aa1c316f98803796a5208fcf7f72b69e9a64b6f9c73736909baa42N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3128 -
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:4932
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5dbd06fc29c43c57a4afafd673dd52210
SHA165170fe6129898bc38ab9398c54ba12a41129790
SHA25648bbd9e96311a589611b8a3ffd4ec73935cf838662f13290ee30ed7c3b0dac55
SHA512efe4684b0380e29dca119668d7fd54d3bd4d96a899c855b0869470ac80a135c8bfa083e424c98e649ca4ab300131c4406b9ea1643c39ec65d854a0161e2d1f23
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Filesize
352B
MD52f9d118e550ef68bb83f247b20fa65c9
SHA10735914748020cb407997c29aecb59795cbcf5fc
SHA2567d9dfe710e86b320556524b29bf8b9c55f1476bca41282b1f1f9b74e1d090db4
SHA512b803d37d8652c646862588dea85a9ebbffda2e152a59aa6c2f545d800d22f04383c16fadd7f38e64b8c7879ea297b6749ffe3d2c93e962a31e4329548602e9f1
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Filesize
352B
MD5f54228abc8cd70944f4c43cbb231ba1a
SHA1b92c7e310ec2ddb4a95d32aff9dadcdffe8780bf
SHA256823b3e81fb31474a10e6be2fcf2e2170710697d2614795a76455a7bc23a6ca3d
SHA512850c2a4e529def8b59de58f3e2c9278d9cc07e0988a3db6aa783f3b33dd96f6b0387b5fb6cdb328705bbbb0ddf7471d8ef9cc5c25e47d48007ae223ecd3d2167
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2