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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2024, 15:25
Behavioral task
behavioral1
Sample
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
Resource
win10v2004-20241007-en
General
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Target
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe
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Size
29KB
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MD5
d7a4cf598a3ddb9af6e303b0d8a3392c
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SHA1
3e00765ef56e0173b157c9ab68777f9d1c451d97
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SHA256
f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb
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SHA512
5a00e2e62e34780f413097cd4dd534bd58ae85281ee9929e72e675671ec5fdc72d726edc256e70e6a2d77b158b41e874ce6aa2a602e50a6a80d4e39c61db5007
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/BhA:AEwVs+0jNDY1qi/qpS
Malware Config
Signatures
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Detects MyDoom family 2 IoCs
resource yara_rule behavioral2/memory/5108-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/5108-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3460 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" f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe -
resource yara_rule behavioral2/memory/5108-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b76-4.dat upx behavioral2/memory/3460-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5108-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3460-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3460-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5108-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3460-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-67.dat upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe File opened for modification C:\Windows\java.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe File created C:\Windows\java.exe f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.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 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5108 wrote to memory of 3460 5108 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 83 PID 5108 wrote to memory of 3460 5108 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 83 PID 5108 wrote to memory of 3460 5108 f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe"C:\Users\Admin\AppData\Local\Temp\f97b60b875e140de26df8404d6c39321657681eee2bcc6e5f59f18eb6410e0cb.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5108 -
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:3460
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD57c302b070161a591983953d23c470622
SHA1d6fb21d1826c737af7a3709c83dcc10ca058f721
SHA2563fb16624fe73d04c7e7d29540409736ab4bbfad94989be862d90874fd29b08bb
SHA5127cf0e97bbe7dcb9047cc91ba198a421b418ec8498e71d0010bc1f9fbabfffceebaa750030f59b98d60a8207d4b622e33206ba71603f2665b7d501027531fab29
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Filesize
320B
MD5015f928a62df551abd555ebfee3e7a87
SHA189fa99c7968c023dee710d9358df28fe4942f740
SHA256c3912221d4f409df948ced49c5726ccaae3b9da43ce00464141a797e1359a7b4
SHA51272eb29a102bec145172e56f5e5ddd3cd2542165d7cb6abe776997ab190a709b45a55380cff689c996533a1e438f9fbf1928d5cb2ec176fbc0fe566af74bc79e0
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Filesize
320B
MD5cdcc03e11e0fe1410b78c264acbf346e
SHA17d696592bbf6b367817e62c1b2ea9f5fdd49d06a
SHA256ee740e7ca7b22f344049975b255e14cfdc3aa93885068b4e31e82b991cfca177
SHA512f382b0232b4a7ebf4ac9387ff27e524fb8f3556c21dbfe35337b025c69c25c562e06039d1fe7f358b80484722f99f98be6fb8617a65b3528facf5a39ef71cb22
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2