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
07-12-2024 05:21
Behavioral task
behavioral1
Sample
cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe
Resource
win10v2004-20241007-en
General
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Target
cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe
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Size
29KB
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MD5
fb457f6366ddcaaf52ead596e16bd74c
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SHA1
2ed964e49042f45e6180970f50225da4f3c92b50
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SHA256
cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750
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SHA512
4b590bee173adeccf0e0a98912bc8889af329f33cd949af4d7456e1029c37235c2c3433a9bb7aca9d6ee25ab9b464ac82e8f05ebe96b9dfb169cd12c72c70942
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/L:AEwVs+0jNDY1qi/qj
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/4952-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4952-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4952-101-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4952-154-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4952-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4952-165-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1752 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" cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4952-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023c96-4.dat upx behavioral2/memory/1752-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4952-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1752-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1752-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1752-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1752-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1752-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1752-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4952-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1752-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021f51-48.dat upx behavioral2/memory/4952-101-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1752-102-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4952-154-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1752-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4952-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1752-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1752-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4952-165-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1752-166-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe File opened for modification C:\Windows\java.exe cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe File created C:\Windows\java.exe cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.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 cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4952 wrote to memory of 1752 4952 cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe 82 PID 4952 wrote to memory of 1752 4952 cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe 82 PID 4952 wrote to memory of 1752 4952 cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe"C:\Users\Admin\AppData\Local\Temp\cbdd87373dd345a682e1a2ed500fc5c3c4612b19b5b4332a76cb7f446f307750.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4952 -
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:1752
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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
MD5178a267341803ef806d55de2c754ce34
SHA12d61d4f4953ba3d318895fd4d7e68047d42e97b8
SHA256f0d287b3cfdff85a955c993a0fd56ae9370d9aa257704788158855b29ede4ae8
SHA512cebee35b6707dabf33079fa7e4622af77b23a3da873fe2b238ec6277cfb1f34365d4f9f9aea10a17043b6377a4cc6e55fd7e69c7fb6b87405f7a5fd791fc8986
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Filesize
352B
MD5fc9a6205beb16fb17b699889975264fe
SHA1e1ec37f584d66db2d13009d9229ace350c600915
SHA256da307addee9a037eb29b18525d8ebc18e9f2ac2bb518ef80594d850b01665299
SHA512c148b4f8e55dbdcdb44b3db57ee58602b8d735447059cc4b812e9f7db2fc24912806126138bafbb121e78c2c34b2ce0a806d828c0ed645f11754b4ef04341e65
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Filesize
352B
MD5500e3b127a8c26f685888464b4cf7366
SHA188c7c0a5b63bb0c5cf88d78740d59bcbaadad207
SHA256c13a1af22eb8d909781be14d67e7e0b34f5014daabb60311fea3b469a3f0d19f
SHA5120d63fabb2e93eda18818da2874bec614445fda0f60645264d6d40bff648923d8aae82d7d0879a881b2bdf2ebb7ac373158f1bb9bbe9cac90b4d784682836d85c
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Filesize
352B
MD5d06a18f0e10e09665e1f594f3f6e29fd
SHA1e68e5578f5b9e8edddf8c5f60d067cd8405c0a1e
SHA25675e3deadc4ca8f15049285546f77e4f23ffdaaf20f1c3111ff5309f43a0ce90e
SHA512cbc17c4b15d54b88ac2afe89ec4221b4425790cbf2a2c0ae03e7e8d58c10574f028b455c801617e53b95e60676f94495c744f7f1130a0d837ee8ab6b80a53999
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2