Analysis
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max time kernel
150s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
17-12-2024 21:08
Behavioral task
behavioral1
Sample
2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe
Resource
win10v2004-20241007-en
General
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Target
2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe
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Size
29KB
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MD5
d038c8544f9afd4aa406c602a821ad73
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SHA1
2e71c1aabe5b1275ccb883084bbd0410cdc42ad2
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SHA256
2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f
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SHA512
7f36f184eb2183e3909c046eabd594a0356a37aaadb38c142113b0a8bc0fc96ffc56f070298719a780f9b09a2757484cfc10837e717b1708ec93acb5cb81d339
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ihp:AEwVs+0jNDY1qi/q6T
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/5040-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5040-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5040-117-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5040-168-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5040-170-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3344 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" 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/5040-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023ca7-4.dat upx behavioral2/memory/3344-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5040-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3344-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5040-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3344-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0006000000000034-65.dat upx behavioral2/memory/5040-117-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3344-125-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5040-168-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3344-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5040-170-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3344-171-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3344-176-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe File created C:\Windows\java.exe 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe File created C:\Windows\services.exe 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.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 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5040 wrote to memory of 3344 5040 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe 82 PID 5040 wrote to memory of 3344 5040 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe 82 PID 5040 wrote to memory of 3344 5040 2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe"C:\Users\Admin\AppData\Local\Temp\2d76838d0272beb49ad71cbfeba23f90c9c7f30a5efed2c226e86bef6cc9232f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5040 -
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:3344
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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
MD5db0f90ce5f81a0a16ecb5f926b0eea31
SHA117100dca4ed81bef845bc66a1f17185db4cf67db
SHA25609cf21735a10f6fbcdba52210874f5bf411c2dddb09cccf384c312e242b4c6a0
SHA512d478e01d707cfdbd514f7ce5a9ec2b773e3d4d33b70316356cfaa11a93a9eedec39899c47c9f47bfe0c6170f70d8893c05fadb9e286378982f5809885dd18a63
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Filesize
320B
MD5f217fc7412fb16536d723496fa3789ef
SHA1962317d1c61b8c5d07757c3408d28a0db124bb76
SHA2565d45674ddcd81dd02ff457ab3ce9f55dff3ee713c02919325f8270edd3b4828f
SHA51215f6c96d1f681c3a3c6e51adf4cec493406ec42aaa60ca5f03a449b8346a10720fe15c5c634c29c64d7d6761dfa4961cb387b8d50f4908d7e970fecb79845d8c
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2