Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29-12-2024 01:36
Behavioral task
behavioral1
Sample
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe
Resource
win10v2004-20241007-en
General
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Target
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe
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Size
29KB
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MD5
79928b993a225ae11a0c4232e7b6f6c3
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SHA1
484d40178995abb4de8990f8e2ca16c9bbb4e39b
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SHA256
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b
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SHA512
0636d2eee58f1a3b65e83c4ff01d7b634c53102b0cb0a9109e672905421a461a88f14839b331e5bf2a6eaba3d7a5ed348b00a2a7d4a2e434e8a2c839be4afb70
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8:AEwVs+0jNDY1qi/qk
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2364-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-47-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-52-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-77-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-86-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-88-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2364-93-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2664 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" 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe -
resource yara_rule behavioral1/memory/2364-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2364-3-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00080000000173f4-7.dat upx behavioral1/memory/2664-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2664-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2664-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-47-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2664-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-52-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x003800000001706d-66.dat upx behavioral1/memory/2664-78-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-77-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2664-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2664-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-86-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2664-89-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2364-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2364-93-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2664-94-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe File created C:\Windows\java.exe 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe File created C:\Windows\services.exe 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.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 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2364 wrote to memory of 2664 2364 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30 PID 2364 wrote to memory of 2664 2364 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30 PID 2364 wrote to memory of 2664 2364 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30 PID 2364 wrote to memory of 2664 2364 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe"C:\Users\Admin\AppData\Local\Temp\897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2364 -
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:2664
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5f850ca18606c60f784af3d3b3120e797
SHA1cc925158e5c358d2be4c88505ed139758e3ef8ed
SHA25656b1c724e4e7f22b8d6fbd9e04ae110baeb0573f59d4d5445d08c88f893c13cb
SHA5128f7e1c35a607ce616b5693a3d11f58bf4b17bbc135cdc583ad4134a2f34a2843fbcd5f1bc99940ccf52f26cdca59df3eb7786a1c1152488059f0563e9e9ca850
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Filesize
352B
MD5cbc84d854534858806a5580a2fb46a44
SHA19bab7204d16680edf77683e311fec377fa7da814
SHA25615140800b7de06025c00249da5387e898bbe8af6513f2431505e6ad08c8dfa24
SHA512dae24f2de1719d162a920710f218e6d56f7d018b90904a518925ecc108e96721621d371c104053e62f5a91fbd32a0b057f7bf3b9ebe3f0f387513d36ae37d702
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2