Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
06-12-2024 02:41
Behavioral task
behavioral1
Sample
7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe
Resource
win10v2004-20241007-en
General
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Target
7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe
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Size
29KB
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MD5
623c19b2c1453ec2d236b24880402890
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SHA1
5012cd1b5398a1d96732abb8600dd5b6ad14f2be
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SHA256
7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583
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SHA512
25ee57496d9734c2653dc4c66b70c4fc62d580cc2ffcbd583d59a519082428219c6aeab6b3598d856bb8b6edf89b4ffa78ebbe971380fcff95778d07b9387978
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Rd:AEwVs+0jNDY1qi/qZd
Malware Config
Signatures
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Detects MyDoom family 10 IoCs
resource yara_rule behavioral1/memory/1728-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-9-0x0000000000220000-0x0000000000228000-memory.dmp family_mydoom behavioral1/memory/1728-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-30-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-35-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-58-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-63-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1728-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1228 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" 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1728-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1728-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000017520-7.dat upx behavioral1/memory/1728-9-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/memory/1728-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1228-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1228-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1228-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1228-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1728-30-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1228-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1728-35-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1228-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-46.dat upx behavioral1/memory/1728-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1228-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1228-59-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1728-58-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1728-63-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1228-64-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1728-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1228-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1728-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1228-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1228-76-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe File created C:\Windows\java.exe 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe File created C:\Windows\services.exe 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.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 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1728 wrote to memory of 1228 1728 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe 30 PID 1728 wrote to memory of 1228 1728 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe 30 PID 1728 wrote to memory of 1228 1728 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe 30 PID 1728 wrote to memory of 1228 1728 7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe"C:\Users\Admin\AppData\Local\Temp\7262f0ddba1e900bd5d8a1b87ca2c3820acc026daa64ec1b56ad5a40639f6583N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728 -
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:1228
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LPQ313RR\search[2].htm
Filesize25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5c6d6c3d27c68dfa1a8d08a356350a5be
SHA18af5e880415122f3f9637bd6b31af41b2d3cddc4
SHA256a5c83452d9bbc94eb118d9c9f03cd575d3fcf3dcdccf451c49a2e49b4bf04d5d
SHA51222333284d842c9dd5791de0f75c5c4007ca6f1f03f708b74584a567c85e498f02b5939c6a68665e3e49f04be2195a2d808ae747f18e777b30955277532c618f2
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Filesize
352B
MD511430894107b2dd316d141f44768e4da
SHA189bb39a1f1e2c6ab4baf25a7ce953a355661aa75
SHA256c21afaf962c2679c93d81265efb1711f4fa8909be17dab6de7b58ea844aeaf0b
SHA512d694a4072fafb058ad8e3bbf75a11992f5a5ca1f4230faafb747863a56dbf63b47300a67edc6b115a5460653fe30e7819db91b4e1908ae90882cf165f4797bfd
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Filesize
352B
MD5943af09cb8324eeb4e3cdf3e58eddf7e
SHA11db073bbc4ead4e106407cd3ab865a070b2553b1
SHA256abeb21289bab5d618696c60512e7d8bfb077a904093d1ac5ff724fe25d144f7a
SHA51225956ae188c75fbdfb5ec7b8f0cfb8ee8b795049488bf3e2d05312038f32ef3fc75da1ff44c8873c499da43832224177d562017428b669e1897ac44d7738187d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2