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Analysis
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max time kernel
120s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18/10/2024, 04:30
Behavioral task
behavioral1
Sample
3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe
Resource
win10v2004-20241007-en
General
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Target
3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe
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Size
29KB
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MD5
b53348fd6fa7655cc5d2df5564490b60
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SHA1
a82bee89ac7c683d727416777eb7bb6d7aedaa6c
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SHA256
3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5e
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SHA512
d86dfc933d8bc8304726913c6f40d59902299637a5c96215a5bf38a2ef61f70b028171efc041afe85b1e6fc954dea6fb582e88a47a31bc625ad62e12d9c055a2
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/is:AEwVs+0jNDY1qi/qD
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/4796-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4796-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4796-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4796-129-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4796-147-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4796-154-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4796-189-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 4664 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" 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe -
resource yara_rule behavioral2/memory/4796-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b84-4.dat upx behavioral2/memory/4664-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4796-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4664-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4664-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4664-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4664-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4664-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4796-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4664-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4796-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4664-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000d000000023ba4-48.dat upx behavioral2/memory/4796-129-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4664-130-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4796-147-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4664-148-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4664-153-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4796-154-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4664-155-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4664-190-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4796-189-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe File opened for modification C:\Windows\java.exe 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe File created C:\Windows\java.exe 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.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 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4796 wrote to memory of 4664 4796 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe 86 PID 4796 wrote to memory of 4664 4796 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe 86 PID 4796 wrote to memory of 4664 4796 3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe"C:\Users\Admin\AppData\Local\Temp\3d5623c850b75c1f5370121bc096d39bc787e00180f00d5db7405cacbfee1b5eN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4796 -
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:4664
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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
MD52f69e2de0381af6e51e6d40b8ed425da
SHA1eedec4aa76633a3e11395826f1592be06028fa0f
SHA25674ba86ac5112e313d51ed24f333c7ba9478dc033f8ec57f573b5087689fe289e
SHA5127ca0fd41d03b903656dc7310b084bf3b4d8ab78d0049e8c31b7041f72fd5ef4a8ae225ea2e6755fe8eb25cb1913848ec945b4f32bda1fb46458c4ea6f60ecb83
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Filesize
352B
MD575f096755189886bfe427cc6af15d0bd
SHA1d11f1b96895bf849919b50e53965476d0e4da17b
SHA256250c713d12d1957cc1cb415060de3d8c4582785a9038956aad54716bc8c4cc02
SHA51200091b0fbbbca0de87bf46c37dda5daaa31b51c86c002e2b6d3a85b11aa42b0af6e9dffce7e88e912bb21c12b6c842fa91a36b84371ccea4842979dd7a6dc9c9
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Filesize
352B
MD56956f9e0a292446fde79d4ae5437d792
SHA1f387cf4038f90c3c036d6175a4d4da12130289f6
SHA2569b5f2ca35591600aabe1bb9d2a8900fd8e3b27907b166a81771748559b251498
SHA512a78bb98b3141463b1ca6b4d56b2c2d1ec4318c6e444c563a0017b1bc7fa9fb6eef782739d241a867ccc0eb44764592d56a3ad43fa7d0eb1ee61a4f794dc600dd
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2