Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-01-2025 09:22
Behavioral task
behavioral1
Sample
fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe
Resource
win10v2004-20241007-en
General
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Target
fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe
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Size
29KB
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MD5
dc1865071d16fcb3cda9cab83b0ba820
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SHA1
215c7aaee636f959466b1f4d7adab6a0c84e961f
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SHA256
fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14
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SHA512
e0d3bcbefaf4b65444492505c2cd20a60d4d2b728366023118a3bbfbedf4e73d3f6a75ba5873a3002713738348b8376e9b8fc8dc57a6129aaa5838925a9ab1ed
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/uhs:AEwVs+0jNDY1qi/q2O
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/3616-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3616-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3616-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3616-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3616-153-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3616-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1856 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" fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3616-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023ba3-4.dat upx behavioral2/memory/1856-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3616-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1856-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1856-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1856-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1856-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1856-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1856-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3616-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1856-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3616-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1856-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0002000000021d5e-45.dat upx behavioral2/memory/3616-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1856-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3616-153-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1856-154-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1856-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3616-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1856-161-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe File opened for modification C:\Windows\java.exe fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe File created C:\Windows\java.exe fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.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 fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3616 wrote to memory of 1856 3616 fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe 82 PID 3616 wrote to memory of 1856 3616 fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe 82 PID 3616 wrote to memory of 1856 3616 fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe"C:\Users\Admin\AppData\Local\Temp\fad94149b671fbac0d831c7f14ee5386425034caff0d071138b1d1b03a758d14N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3616 -
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:1856
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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
MD5f47891c28da9fb5ce6f0de0512ea9ac7
SHA1e529b4cabdd862d132a191338d692ff4d8257a43
SHA256f8d1a25e60b4cbf7015d0250d417a5d734412014cd8c47f86f1cb0383c5be4f8
SHA51299d639e2d875a54eb8a83e101691e451fa463d0b7fc984f96dbc1badc88aad940cb85ff1c663ec2b91ad60b1aa45359adb0efc16e67dd4daec1cf9cce113020f
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Filesize
320B
MD5ec1bf769c604d7958342b10550e6ec1d
SHA10ed8f5780d1689e8ae66d82c015ff410301bf552
SHA256f8a674cb2bc036a4418eb5df769566abfbad4150f3e9726e7c93b7ee004b66de
SHA512525bf618b9434bca2928b031a4c4954fbcb5f252891fe4bce57e60f1f18513f15f8c59213057465084888eaa5a975bb9744b9562f8ffc17d5c119f0cfae2f6ea
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Filesize
320B
MD5b9fce575e20fa776aaa4e6c3483c8efc
SHA1e1f9eeeac83f05e0cfc327cab2f56eb772942395
SHA2566d0201eeb28f5407ba3be239118ace7c31ca29ac8fce1923e4491406e38eb98a
SHA512e8ee4526a29c80862398a8ecc9348ee888abb451d0b83bc942eaa00d91e125f8377df96c369c30df5b5c7f897379cab14d92dee20e6eeafd245d5f450151774b
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Filesize
320B
MD5a6c1b869e5bbbb8ddc1983ef8985bbca
SHA149e5aaca7119894222cc87fcf23cdaed2440bec7
SHA256d26034b3b9c229514665b84ece7a49f8f48a1a533c18ddd6c8820f17510d16ce
SHA5125df23cbb92f20d2e0668c3404299e4d77d36d0438f269a116a14c3a7870fdeb61730b1897272dca16631306708e98637a8287ef1bc20bf768ba938591c2e9866
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2