Analysis
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max time kernel
120s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 10:37
Behavioral task
behavioral1
Sample
c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe
Resource
win10v2004-20241007-en
General
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Target
c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe
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Size
29KB
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MD5
502ac4009f5fc5bdb33ebee0f8e910a0
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SHA1
7a6b176d579735205b4bd59730b2cfe648c43a82
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SHA256
c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50
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SHA512
96f36b8288dee129fddabef51d0e1ec58ab9275122a797ad944b2a9400be890e15860ca66cc3a3b0ceff8982cd76b1daee211a7c716c1d6f0051381fa5eff856
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/+:AEwVs+0jNDY1qi/qW
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/5076-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5076-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5076-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5076-124-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5076-126-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5076-136-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5076-152-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5076-156-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5004 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" c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/5076-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023cb9-4.dat upx behavioral2/memory/5004-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5076-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5076-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5076-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023cd7-46.dat upx behavioral2/memory/5076-124-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-125-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5076-126-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-127-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5004-132-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5076-136-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-137-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5076-152-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5076-156-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5004-157-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe File opened for modification C:\Windows\java.exe c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe File created C:\Windows\java.exe c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.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 c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5076 wrote to memory of 5004 5076 c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe 84 PID 5076 wrote to memory of 5004 5076 c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe 84 PID 5076 wrote to memory of 5004 5076 c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe"C:\Users\Admin\AppData\Local\Temp\c7802856cba4a4895188708ac2aa7d7fe3e3e5b057c779d471c98d54c267ce50N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5076 -
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:5004
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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
MD55e6ce1b4527a8ec2181b8e4bad391570
SHA1a80589916ed908a69f348fc670a28464eac67d94
SHA2564fb849f20d95c5d1825697708d31855800df52a9e28907fe5ce9cbbf5dd9dfab
SHA512b6473b52f8b27686f25de8d9c97c351f49b75f81755ee764e5dc4aced7bc895aada9cc332d3d986a0cb8322df5b53cbeacb1afaea2f0e123870216c50784d5a5
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Filesize
352B
MD5cdaaf5820e00d64dbbff5aae35516138
SHA1269cea4e9ea443465c557f608ba5f9152292e588
SHA256ea98a3bceb46453384fd407c8f81745130c7ccd9fd09d79f9df50f50d25efa03
SHA512cc4eef309900e57a461013c3eb6f93c1304c43c7a197ec28d30b3cdca94be059a88255caa0db29c927375e713300fdf63fc668c80b622d2541f63bf82bc2f5f0
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Filesize
352B
MD51c3ee9c41d0fe0de02194cc33476c527
SHA15ac1e408ae1768c9a2d5eb94aa78d6a9d3ac6a63
SHA256fcc8e9127be9e3ae74a9639b87fd6694ec18bfedd3a505162c38a9c690edf25c
SHA512ac7778c9a1af41d3537dc573ca7d0dc714742275269649b214e55e2e4eee4d175a58cc0865c59afd6d03f9056620c5b1b81b784f64ddcaab08de3a7f150ec224
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Filesize
352B
MD5a2dd3af597feeb2f7db49c4bc3b1d5fb
SHA197db3c4f4a277f949c76bc49a5c3ac8745c87ecd
SHA256db7698c174fd030bdb068e493dfb6f57ba51f0fc7880ef8e8964453265703ade
SHA5121ef1a1ce35570e46f4651dae2dd2f9fc842485de28f6e8ac2b0cec862fb670556eb493cd97a43f2f1ed79a490b0f255a1c21fc911b98eeb07c33790cbc281a4f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2