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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03/01/2025, 20:39
Behavioral task
behavioral1
Sample
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe
Resource
win10v2004-20241007-en
General
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Target
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe
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Size
29KB
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MD5
76d3cbbd28271bd6e5c36390d9bb68c3
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SHA1
997799d18243eb69bf5139e4ac01f81ea4631ce9
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SHA256
1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef
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SHA512
6f277605faee986f3f5be52fd2a9fe48600d22456cb53abd617ce66976f2334440931b8b4c3dcb481c7906f4f71041bd20c3eb762ef2cd36e1057c26b2d6c0e8
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Ow:AEwVs+0jNDY1qi/qv
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/3400-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-103-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-166-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3400-214-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2712 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" 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3400-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b99-4.dat upx behavioral2/memory/2712-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2712-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2712-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000021ed4-58.dat upx behavioral2/memory/3400-103-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2712-104-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2712-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-166-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2712-167-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2712-172-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2712-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3400-214-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2712-215-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe File opened for modification C:\Windows\java.exe 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe File created C:\Windows\java.exe 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.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 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3400 wrote to memory of 2712 3400 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe 83 PID 3400 wrote to memory of 2712 3400 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe 83 PID 3400 wrote to memory of 2712 3400 1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe"C:\Users\Admin\AppData\Local\Temp\1fb8ed2b0beb1f76073ed3066f5ed8735d102fcfee87f12c6c009ef2cc5f64ef.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3400 -
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:2712
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD583bdabf9c75c789f0bb87a20498aaa3d
SHA12c8589d0ea9b70e3617f2e4e1ee96209a9d093dd
SHA256e4120642ea76e52da14fedecebbeef96a5b65398bbe52d602b96b6cc875ca0a9
SHA512f3df5cbd46844e6a20ecd55517e0fcb09cb4793a99b063b1bda7f185f5906702bf27949a8df386b1cffec0ce6d6ac4f1dbb61d33d470a759870b23cc7df2800c
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Filesize
352B
MD5c4e16f7e7088a94d1041f47dd604d3ce
SHA1f6f998c6a790bf5488d4b9eae0da61c9d4b508e4
SHA256222723eeca12cd35268ea6982fd50845e471b7f797bc1f5665db926e502d1117
SHA51260bd5172b6bc30bf6b0b5d9c25c7f80ae2e6ad44276a62e5db3b0558bdb69030045d3ae3daea07f92932253901cdcc313d89246b545ab75c14790958f4ea71a2
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Filesize
352B
MD5cbb390048f5f62e5cf25705c8378c114
SHA1a4441eb1732ab94c790afa99998ce80fadddd778
SHA25648acf676d5fa0ad2d4d517650880d76771e66d24988b1359357520b63f5c1a3d
SHA5128f41963335518f8dd8baf77d2c4ce517fe133e12843f5c7427c2ffff314231ecf6f899d4dc195cd2d13cdff779e26d49b1898921b5787de099df47a77e6d9568
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2