Analysis
-
max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 21:53
Behavioral task
behavioral1
Sample
38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe
Resource
win10v2004-20241007-en
General
-
Target
38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe
-
Size
29KB
-
MD5
3ae59c745601aed2dbc29d7b5a3cca3d
-
SHA1
e1e3fffb5043a66a4c63420bdc8f54b6e413cbd9
-
SHA256
38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8
-
SHA512
5312fddbafa672ae1b4d229a9a5e25b4a08e513b9b3e0a9e60e326d960ca4b7c94b27588f212b2f561a911a052808bbfdefab157d155e1cf79a97fd6abea9bcf
-
SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/lhp:AEwVs+0jNDY1qi/qdT
Malware Config
Signatures
-
Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2388-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2388-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2388-142-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2388-166-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2388-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 4588 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" 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2388-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023c9c-4.dat upx behavioral2/memory/4588-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2388-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4588-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2388-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4588-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-62.dat upx behavioral2/memory/2388-142-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4588-147-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2388-166-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4588-167-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4588-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2388-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4588-174-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe File opened for modification C:\Windows\java.exe 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe File created C:\Windows\java.exe 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.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 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2388 wrote to memory of 4588 2388 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe 83 PID 2388 wrote to memory of 4588 2388 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe 83 PID 2388 wrote to memory of 4588 2388 38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe"C:\Users\Admin\AppData\Local\Temp\38e6de604f0e65f9c4cfc743df23dc4042f1ac100001ddba0f1e18d2d56f33e8.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388 -
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:4588
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
-
Filesize
29KB
MD5bba4b0176c48c11a2b4c9be877bdff19
SHA13fb24af4ac1c77fb1b0199ea161821188b742c34
SHA2567f753af5dfd57c865879dc6f71b39a1478e50e4f0d3d0f7bc89df48ac2af3f48
SHA512585d32de0bee8cc4be65d820752e2d34f73e1d54129aa3deb39850b9c6d102824c5812feefee797e6a29721c5c4fd6f8d8a640dca12a57147ecc1c5d2c83f22d
-
Filesize
320B
MD516dd0cbf1e82e5227a36b263ee914fa8
SHA12ffa8760fdf8069ad92b31da40a89917cdaf5ccd
SHA256b047ebaff21820698afb53e47015232be17954ce18e90e1adf0d2417f689d6f9
SHA51241c1ae5a73d8bafbf2927d32f587f54f9bc4ac11da02506cadb6f23c31c5b8c64ed095c58d59a787104f8382875c65fe3daef82e21fc9a1e1c6ded2f06838da7
-
Filesize
320B
MD5eb48c9fa056a5a15346862adc5fe2e56
SHA1b080fa8004e6654db904491d15c49a43a6372b89
SHA2563eba1271ac45326d591938ae35aa891f85c87e5b7cba6626c45439e97f893190
SHA5121e50ebf5b31cad9b69c8e4109d4dc240caee1f1b3c989b404d854dc1d0b6d4c7524c022efe0f34249b4e901d5fcabff9c905520c9eb6170cf4f50bbefa620c1e
-
Filesize
320B
MD5640d3828b13fa82e85751f498523729a
SHA11ee047f39389a960649adcbf2cf7f3e1b7f231ae
SHA2565916235f1fe021a408d84f4bbc179626ea4f4ceec5712b538bacac3b7b5fa100
SHA51288393fdca52a54aeea08b0e7d48a96abe1c42fc7fff3462a4e9ef348fd2b43adf9bfc5c18c321dd861fccf4c1b6a8616cd5f5c2fb8b55a7261947bb5d885dea5
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2