Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-12-2024 02:04
Behavioral task
behavioral1
Sample
da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe
Resource
win10v2004-20241007-en
General
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Target
da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe
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Size
29KB
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MD5
94e6629a4d93e97d251a3dd18eac93aa
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SHA1
48644cb3d382fbc095c9119fc92f7e6f0d886fea
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SHA256
da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d
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SHA512
e8275bf1683382f2ba5439eb306e6220ef2f1720af258fdefccdcf9994dc8609369efc271631e6d8a9d6bff50e8328d5da50036fb728d4001061b027759b5b87
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Th3:AEwVs+0jNDY1qi/qrV
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3580-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3580-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3580-112-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3580-165-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3580-167-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 744 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" da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3580-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0032000000023b77-4.dat upx behavioral2/memory/744-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3580-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/744-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3580-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/744-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-65.dat upx behavioral2/memory/3580-112-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/744-113-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3580-165-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/744-166-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3580-167-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/744-168-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/744-172-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe File opened for modification C:\Windows\java.exe da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe File created C:\Windows\java.exe da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.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 da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3580 wrote to memory of 744 3580 da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe 83 PID 3580 wrote to memory of 744 3580 da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe 83 PID 3580 wrote to memory of 744 3580 da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe"C:\Users\Admin\AppData\Local\Temp\da18f26d2e3390719f915cf3882acd0e042dfefe7d53f3a42881096ffca3ba4d.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3580 -
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:744
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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
MD5412b15c8340883dd11c07152fa34cff8
SHA13267153b5a9fdeab7326de70e7d81227c81d5b8e
SHA256a113d1857aa52fa92176f7a0fe7136eacad4bf48fcb40f403e8cf7c89f8952bf
SHA512e500ed0784f2526b7b027a51af6ca0332e40673d1240039b587650919454473a4ca1a37d8b3d0ddf1a0c1840f78c6964fa3275b562675be52ea3113b7bec46f9
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Filesize
320B
MD5aaf828b92b11cb02e36bc0055c1ffad6
SHA1c64a75414cbc2be2b5bbf1cdc07313d415430622
SHA256a45a3dc679091c98a6e0b3a005fc16ed0604e9c6fab7c6d8e3b1f4ae41273fc2
SHA512e4144f2b6df2827fb7f3797cee3be52ce0dcfec8907008d44d2bbfc494bb64dd70a49ddbf6d4149c0356dba52b05d029db351659a21f54192fc4c9607a23a2b4
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Filesize
320B
MD57f1cb9bb38201c04de2ab8990e663953
SHA1115f1301bbdb460a30753004ad57dcdf8e5843f1
SHA2560b4fe7af6caaee5f305176f094027c9abc0bc6c1d5457e0ef958337aa171281f
SHA512e35e1f70dce434df2ffadb8eccd5798e9a99b678912d9e05250ada6079020d00a21e6fa654fac91f0070c4416a68b56ab62d643d4b216b3d57e449e39a8f1b02
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2