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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 19:46
Behavioral task
behavioral1
Sample
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe
Resource
win10v2004-20240802-en
General
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Target
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe
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Size
29KB
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MD5
ec2e18ef8b5455b32eed879acbf0a4e0
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SHA1
3323d5b2a5c5c4a23f9906b33973131af2ccdea3
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SHA256
d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7
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SHA512
b733e42495a3b4b44ee2a8829e950d07f8b6dce43634f915ac7e10bcfed48c7cf7f8713c2b3546eeb22898596a06e191ebd64860cd8d4d137cbcba07dfc9c4ac
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Bs:AEwVs+0jNDY1qi/q5s
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/3172-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3172-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3172-125-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3172-152-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3172-161-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3172-179-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3172-212-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 3764 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" d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3172-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000800000002343a-4.dat upx behavioral2/memory/3764-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3172-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3172-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023452-46.dat upx behavioral2/memory/3172-125-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-126-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3172-152-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3764-157-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3172-161-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3172-179-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-180-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3172-212-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3764-213-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe File created C:\Windows\java.exe d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe File created C:\Windows\services.exe d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.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 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3172 wrote to memory of 3764 3172 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe 82 PID 3172 wrote to memory of 3764 3172 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe 82 PID 3172 wrote to memory of 3764 3172 d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe"C:\Users\Admin\AppData\Local\Temp\d56aab1c75c27c5dfe5956d51037a41a27f70abe5429ac63e6290fca46504cd7N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3172 -
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:3764
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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
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
29KB
MD5727c7ca29acac8768a9ee5198ac1b90d
SHA1a47cb21c58bd962c2b890985a5373f87cb27e44e
SHA2568c388d489334bbf4b8298cc7491364e458bc2cfd81c428392573bbb107eab2a7
SHA51297f3b7fb7486643de10d276fb24f4e78984cd44bc5ae71953e4d7045c5f5a5cd108f3a10f752de2fa8ab683309f1d3e5739437884bd99f6552e8594326a62f82
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Filesize
320B
MD5ff6145fc5559079711b5a22a5a747d58
SHA11cf348f81b888d23f5d2ff58c05541308c83ef0a
SHA2565d1ad15b5072a9fabccffb721f44b71f8028ccee1e782ef73ee42ffcd0687e03
SHA512e9007f2b27c5a1e9ddd6d7625a0c562b23496fad71983e16f628d408c450411bc6627567b8ce971e64f0a6025585d8e016dee17af5ed376c5ac3c85308675400
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Filesize
320B
MD503297ac03455e477366123addf28ee24
SHA1b1ec0dab30cc8b36e323c6700eaba452d35dbd19
SHA256f7fa27bd921174d7c7e57dc1dfc8d44ac811b6d5a73013031d0eb7ed9aa08dca
SHA512f4c2028e93ba8d407d655b6f20902911c365cb22ef7907579e1a1b223fc27edbf911fbb41abcfc4152847992e6ef1a9ecc3dc162686c76dc782787af3fde22ec
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Filesize
320B
MD55775757df1871a8dfd4dbc34e4b9e774
SHA1775523c18bface1297458c7b3cb0d93fb5d56ce2
SHA256e3e545a1aba9ec11a72b3a095f669523b82feecfa305115cc4cc311b5bef88a9
SHA5124693f1cd27daabbe0d5bef078761519f0f082079f2ccfdfa672f1cb4eb8b76e927965c7f46c9d431fc3cf393221a44c2cc912b740f300d8d3de9afc5ded9d7b2
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2