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 15:17
Behavioral task
behavioral1
Sample
c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe
Resource
win10v2004-20241007-en
General
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Target
c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe
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Size
29KB
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MD5
85dfe17a1dac3348845f6e3878ca1816
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SHA1
bf0044c661fca62100f2230df5b68707ae74f95a
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SHA256
c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b
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SHA512
b66aff42585eaff4a60479ddcd550749215497f3984de155bcb2d8d40535c9436032a5ca36cd91b9605e9c52d208ed6d0d2ff88aefef8484d3e8667c6a84b76a
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/M:AEwVs+0jNDY1qi/qE
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/3352-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3352-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3352-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3352-140-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3352-161-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3352-168-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2464 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" c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3352-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b92-4.dat upx behavioral2/memory/2464-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2464-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2464-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2464-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2464-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2464-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2464-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2464-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2464-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0005000000011940-50.dat upx behavioral2/memory/3352-140-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2464-141-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-161-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2464-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2464-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3352-168-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2464-169-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe File opened for modification C:\Windows\java.exe c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe File created C:\Windows\java.exe c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3352 wrote to memory of 2464 3352 c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe 82 PID 3352 wrote to memory of 2464 3352 c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe 82 PID 3352 wrote to memory of 2464 3352 c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe"C:\Users\Admin\AppData\Local\Temp\c905464660bad1d93510d8f42d604ed1813b01e655118ecbc1d692d90111ca7b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3352 -
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:2464
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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
MD5b5c3619247fe6f410465af103389c86d
SHA1756dd9bebaf30022780dc29452b7c01062d5e38d
SHA256fe1a7327468c9ee134a680d91b645aad45bb9860e421008732ee119b00100c2b
SHA51262b31ab02008065da4fec69f2a2b181d4b573fb9cf442b6df126cc0a80d17aaf8d61eab6603ceba10989efe295a753c3aa88138f35484b2fc1a1373c89b1a729
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Filesize
320B
MD51cafaf62f14860def3db5d3692b5a0a2
SHA12a2b520418c0b90a84871b5cc981ff501bd0a793
SHA2561b7991fb0d1ac76dc648f4e925b094aa926894b4f6de369ea6be28d931bbbb2d
SHA5126af7ca44a3ab1d1d64e08a09b87cff710f81a31ef775bbcdc23b274252781d33b750ba16b89450cc5815023311bdea028addb55a33db5da52f741d7fcff051db
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Filesize
320B
MD56afa3146aff0c40c0e8a5e956ac21753
SHA16a9d2189aaf0b3d1fb2bdaca44d0c8874f28ef25
SHA2561c5f5588557ce88857f699d4c7b50f4e18b1f093cf8af69b6f5ab2ad56b8f445
SHA5127f70f683c3400ff07fa2fc419d1d64a20bc87f976ed054afc1a4cd45eda1af52011ade2a63f9f6990d748e64ce48f7db147b6ba626b159930fec951e5adff18b
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Filesize
320B
MD55b3737de1953f7f25f7dd9aaa242c54c
SHA1209e06f8c9843b883910d537a26ba0b21ddce781
SHA2560bbdd40b7b13a17649305c3564d86874afff5c3ab043a2fe80111e683da25835
SHA51286a7a13ae3f73cbcad96865480cf523975c25406637f946d47c99fe9ea441ff9fed7082d87c6bf91348e74e7ee9e08ef3fd0951ea08fe99c051356f1d821f84f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2