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
08-01-2025 12:55
Behavioral task
behavioral1
Sample
88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe
Resource
win10v2004-20241007-en
General
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Target
88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe
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Size
29KB
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MD5
d2a917f9f67e3dc3ee276a703e79415d
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SHA1
61ea2c6440fdc019bd52c51cf75c874cf790378d
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SHA256
88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3
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SHA512
52fab611dc6483f017365ab311b1726a2c0759285e0ff34a51b318b1c4c97de608ad8826bc40a5558594c8e32205b691b8288f400ce722ec87f9c9a04cb7e0b3
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/o:AEwVs+0jNDY1qi/qw
Malware Config
Signatures
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Detected microsoft outlook phishing page
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4740-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4740-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4740-132-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4740-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4740-181-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3796 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" 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4740-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023bc3-4.dat upx behavioral2/memory/3796-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4740-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3796-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4740-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x00020000000220f4-48.dat upx behavioral2/memory/4740-132-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3796-133-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4740-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3796-175-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3796-177-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4740-181-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3796-182-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe File created C:\Windows\services.exe 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe File opened for modification C:\Windows\java.exe 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.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 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4740 wrote to memory of 3796 4740 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe 84 PID 4740 wrote to memory of 3796 4740 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe 84 PID 4740 wrote to memory of 3796 4740 88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe"C:\Users\Admin\AppData\Local\Temp\88668af0f0aa80094888fc78ffb5f7b67b809071ebc6247f4c9eb481f2a2fac3.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4740 -
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:3796
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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
MD5cb69c6d832d2873a2d8112457728707c
SHA1beb95db43fac0fbbc04428cd052306b4a7fc6177
SHA256c75ce3b8d16cdc796bb879ab57dc83fd6d6581854570f5ea1ed789e1ad7684dc
SHA51210b100a7dc7e43b81574fee639d49b69263630f86f019e2a37d6d2ae77f1657e3d9feac10dd53d2916d17a5486bbe684272165a7b23f9b7b4ab692b7374200b1
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Filesize
384B
MD521bc1a76f065fe6740b9a3e408e25dfa
SHA12eb7e8b7b23a5546bb6486fdfefda70a08d764c1
SHA256641e5350584cad1ea107e3b23e6352400958e3dd40dab97d07a280036c8d36f9
SHA51279557d6b9e9ad2687ec7f74b1b6e112b914ef9b61ac7a8ce1edf9a264be82d85f8bd98286d65798e15e2dd2129992d9b523e1d41f50db78b0be873f2173d5267
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Filesize
384B
MD581b01282207c50dbd472e3998b0079d7
SHA137bd15f70e2b46eac272618a8664724ecb5612cc
SHA2565911c0244fc32ab70076510f761d1841ec0990741ab7dea29c1a4069223c74e7
SHA5123dc7e9643331e03562026b2bfe8cfa207b95a752b2242216955ff885341cd92b43e483e9beed2445a24262450db4a1bdf437d69bc3f1589e3b31ee4af7636ff9
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2