Analysis
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max time kernel
120s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-12-2024 13:14
Behavioral task
behavioral1
Sample
fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe
Resource
win10v2004-20241007-en
General
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Target
fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe
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Size
29KB
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MD5
e2333de80b51e96265541521bb97cfb0
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SHA1
e0155737c40e33a841ca61db99f821902040c5d4
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SHA256
fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830
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SHA512
2cf224a2f2252b40a4d4725d7e09cb1a600702499459f54491ba7a38b9b13e9fd19ca1814f615dfd6aa8221a8260b10947d54175e9d14ba1c9a9f88fc8d31e13
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/hhQ:AEwVs+0jNDY1qi/qpm
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3164-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3164-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3164-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3164-139-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3164-156-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4668 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe -
resource yara_rule behavioral2/memory/3164-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b93-4.dat upx behavioral2/memory/4668-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3164-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4668-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4668-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4668-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4668-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4668-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4668-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4668-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4668-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3164-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4668-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3164-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4668-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000705-55.dat upx behavioral2/memory/3164-139-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4668-140-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3164-156-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4668-157-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe File opened for modification C:\Windows\java.exe fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe File created C:\Windows\java.exe fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.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 fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3164 wrote to memory of 4668 3164 fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe 83 PID 3164 wrote to memory of 4668 3164 fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe 83 PID 3164 wrote to memory of 4668 3164 fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe"C:\Users\Admin\AppData\Local\Temp\fa67432a40238b81fc00a725db626187c0a164663418e40957244b8cf1eb0830N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3164 -
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:4668
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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
MD5480412afa216b79e3a03f3090756dae1
SHA108d7c0137f562e43b52701493627eae0d065d48f
SHA256ff02989de2687e0e222e44b4f32681fdb11ac7f8390505b96363b9bcb49253ab
SHA5122d7e8f41098192212158ccd8a893044e31450159270e8fa62b4a4b0e2b817d0c515fbcb94371b417d956a96e5aff2a47387a0dbf722e20b4e48b0f3d161e1eb8
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Filesize
320B
MD5bb6209c5644ce6ba8ab3da1ee4125f73
SHA16070b288a648733d2796aeb45f6cc0b0bc313487
SHA256c5022c2dad0a080931d36e03198ebe17b096f3099c3a72434877d8189da8907b
SHA512f29b9a0a2c8e00ffb6aba81328178409b796c7f20a8ccddfd9a7b2012c276c09be765ed3e0d505ea11be759bbc1ca7ebbcc3bd3f153345e36ee3f616f0145f7c
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Filesize
320B
MD5e0cd9f891123eb1f0fa378730d34ed43
SHA1ef91f5ab6ab336c3a76c831f81c53c39fd857c1c
SHA25695bc7565459f42cefc7f9297ed178d921d93d14c2a4cfb8a976cdd9eb24496dd
SHA512753ffc61375c9a02aae3fd1e7376608f24b89f75db6dbeac86caf90c7003b436cc2c44e3bc4986cd7b0d0338e8f9cf2d2080c0fca87ad7fcf02f788568e1331b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2