Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2024 19:15
Behavioral task
behavioral1
Sample
046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe
Resource
win10v2004-20241007-en
General
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Target
046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe
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Size
41KB
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MD5
fe54fe643e417a834e0402be92bdab45
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SHA1
953ceeceb59e6d0489bcba9f58156b7cbfa14edf
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SHA256
046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8
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SHA512
82d46f4faebce68353db164cbb3f26005c28603f806cd54533719b3819950677ce56a218cee0888ae19a6fb085b6cb2bcf2740e97333c0de9fd2b62468c3ec0e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4504-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4504-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4504-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4504-139-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4504-157-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3436 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" 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4504-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b6d-4.dat upx behavioral2/memory/3436-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4504-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3436-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4504-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3436-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000703-65.dat upx behavioral2/memory/4504-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3436-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4504-139-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3436-143-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4504-157-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3436-158-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3436-162-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe File opened for modification C:\Windows\java.exe 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe File created C:\Windows\java.exe 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.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 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4504 wrote to memory of 3436 4504 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe 83 PID 4504 wrote to memory of 3436 4504 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe 83 PID 4504 wrote to memory of 3436 4504 046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe"C:\Users\Admin\AppData\Local\Temp\046b0a762bc8daef7554fccfd5a4c449ae413db3af6f2592c32cf4fbaa660fa8.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4504 -
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:3436
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
128B
MD53e55647cbdd500f8fb20b39814836d15
SHA1f9aca811f03d102fd5dca566cecdb2e611e2c660
SHA256d045abd0e264f83a22e8d5c7e181dfbcd70a9b34adf126b270fa0301620d6c99
SHA512f8fc043a8adc705fc6896055897954329afe6fe4e38adc6fd24bcf4372fb30a2a8ed0b75daebfdd011d28dbe6e52d5cfc388ec74f7b4435ed932956206d4ddd9
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Filesize
41KB
MD554d411e823b7769e30438dee23e10490
SHA13ecc88e4c9d927ef78ea8b0399a0d9af79e2d4f5
SHA25657d3b28afe43b3c9e96052153ef2e294e78048784f2188078926edb321a71f38
SHA512d4e8eab06632107b8e59503090c3e3d2b19875eb08faeac9e76012369b3f8c67ed89bf3a7fbc43ad635571f4f9c6b047a59116d85ecc0bf6167aa0e0f742415d
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Filesize
160B
MD50d9e957f00e9cbed551ddde0fecac810
SHA1e99d861f00cb08e79597869968d6e278b5bfa3aa
SHA2563b1f9c5319f34e8f18669bf2282877e62c775562b74060682e4e000e248b495d
SHA51287f39fdf3a5fd2daec30486e53f419d672493e2a3ece3b087ef0d6a590268686f8284e63f6fdd87308ee5965eccfb6154efb90419707d0d3cfd344b85428ae90
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Filesize
160B
MD5d80d34d5ebff73876a1087feb711d62a
SHA1739c3427d70bb0266fbdc47e9ebdc600fc16fa60
SHA256bc77bdc859b847ff6bba358c943f571e3790b55fe8b2ff728aa7ceec804ee3af
SHA51220b964f2a8ba7a2b7199b4983933d7798e15d76c3b9790cfe821b6ff5c801a4652804ad53241045bf94d78efb2db64c8411f816e8a4c0ca01ca8c74a000f103a
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2