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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24/08/2024, 23:08
Behavioral task
behavioral1
Sample
5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe
Resource
win10v2004-20240802-en
General
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Target
5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe
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Size
56KB
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MD5
59ab174a5c284d16a66ad6cb4deb65e2
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SHA1
996249cda4d9adae93b2d09a3ad2675058b79f02
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SHA256
5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c
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SHA512
b0c5a49fbf090c73dd45aff0fe6fed15fdef9a0b8755852e765d06c29caf9c2d3a1e150e6c5c0b0c58557ab22b38542a5bbc92b386903c1911c3abc8cf328042
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SSDEEP
768:aq9m/ZsybSg2ts4L3RLc/qjhsKmMJ0UtH/hY+JFfJcqfTH0Koe3:aqk/Zdic/qjh8MJDH++vCVKB3
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral2/memory/4508-0-0x0000000000500000-0x0000000000511000-memory.dmp family_mydoom behavioral2/memory/4508-13-0x0000000000500000-0x0000000000511000-memory.dmp family_mydoom behavioral2/files/0x000b000000023452-58.dat family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 4576 services.exe -
resource yara_rule behavioral2/memory/4508-0-0x0000000000500000-0x0000000000511000-memory.dmp upx behavioral2/files/0x0008000000023430-4.dat upx behavioral2/memory/4576-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4508-13-0x0000000000500000-0x0000000000511000-memory.dmp upx behavioral2/memory/4576-14-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000b000000023452-58.dat upx behavioral2/memory/4576-132-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-150-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4576-166-0x0000000000400000-0x0000000000408000-memory.dmp upx -
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" 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe File opened for modification C:\Windows\java.exe 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe File created C:\Windows\java.exe 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.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 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4508 wrote to memory of 4576 4508 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe 84 PID 4508 wrote to memory of 4576 4508 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe 84 PID 4508 wrote to memory of 4576 4508 5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe"C:\Users\Admin\AppData\Local\Temp\5e79680f40a2c23a9dd6590ac0e334b936d80d50b75440692d71451dd530705c.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4508 -
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:4576
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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
56KB
MD58772e06d0f3b64836f66247c76d2b6ce
SHA18de31df0a5d8b47877fe7929ed09c4847463773d
SHA256fe0f7495130a425e5a85d797f3aee9699e1059be0a910813288b8dff3e368c4d
SHA5127e1bca81c1143b9ee1f1784852585000de996394eed94834c40fb03eb206819df7644da4ac8bd911bcb8819a6e8eee6d252139bced1688ca346a91937ca1eb22
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Filesize
1KB
MD50dbcb6511ad33f92e619b9f8980535b3
SHA1bd7c3a731a88c96005a5148c4c16b5f0ab379cfc
SHA25689087febc72bd3eb3bc4f31dc22d9835f1d9b25a12ac84040233b7c3bc2e25a1
SHA51200fdd43b60c20dc1922ceec01ee6f5823cb3f509fadd3ee3a7d8dbaf6aeec767a64bc9cbbf91089b1a38b81ba794ddd952924c8f7be65806cb4edfb72a7ace2f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2