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
07-12-2024 21:57
Behavioral task
behavioral1
Sample
013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe
Resource
win10v2004-20241007-en
General
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Target
013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe
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Size
29KB
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MD5
cdbef90f059779dd74371ee7f30c6d20
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SHA1
f3786c13e6ded37dbb8b9eb0c28a5d428562593f
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SHA256
013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4c
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SHA512
75db4f1dfe2ae5c7d1fa593c47bb994bbe66441941d1d1278284c8715432b60f45a6dbe7b5c0d3af503faac22f6e3eea072b61586491241370e7ecb4eded830f
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/p:AEwVs+0jNDY1qi/qh
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/2260-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-127-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-166-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-171-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-189-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-218-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2260-250-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4416 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" 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2260-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023cbe-4.dat upx behavioral2/memory/4416-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4416-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4416-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4416-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023cdc-44.dat upx behavioral2/memory/2260-127-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-128-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-166-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-167-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-171-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-172-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-189-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-190-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-218-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-219-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2260-250-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4416-254-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe File opened for modification C:\Windows\java.exe 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe File created C:\Windows\java.exe 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.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 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2260 wrote to memory of 4416 2260 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe 85 PID 2260 wrote to memory of 4416 2260 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe 85 PID 2260 wrote to memory of 4416 2260 013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe"C:\Users\Admin\AppData\Local\Temp\013966d6438bb0e78751932ca2f9eb608ae30e581cc63033324d7ad68f62ee4cN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260 -
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:4416
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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
304B
MD5267ddfdbb8d492b25de208d84b290f1c
SHA19f57d9f19f25549e1232489a0c101a92e851de2f
SHA256ef1f87447ae1ab45548d2934cf0dbd15a32b86359ff9fccfa48d76c1badf6586
SHA5120709aa62d39d419d335183235dcf328e1dfe6997bd9bfbdeb01bb050df8dcab63ec2d4f46e4718ab389fa8e12af66dec2e3019c8871ac6e40927a25cb706c6b3
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Filesize
29KB
MD5fd93d08bacf800113569b7dd36c43a37
SHA1f2af66bda40b9b891ba1bb55fa24503782befa36
SHA256a93971d2a32d44b1c6a993a9418f568d6d8ff25004f8c08127d969cf3cd54871
SHA512a4734c166d0ce783009808dcf06d4b89d85fcb246764f9917b464fdd4ccee159b6de64ac28b7355a948f5fb8d99c518f636a7111fe542b82e34c26a2ab4b8c66
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Filesize
352B
MD54f303580244ca5e45654b3db005312ed
SHA1d51d338875dc286e85e3c511fd0aa4ca80ef715c
SHA25654e55f41f424de3b66d1129241c5bfec177c710f739afb294edc5d071aacf4c3
SHA512e4d388962d80b77c2bfe5fc9a606746f4f14717e90a70524ee59f89fd04f96722dc34ff8f3e92bf35a54ae823e706c29ec7c92791ab5cfea12476da5c18de8eb
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Filesize
352B
MD5a2b32df407b1dc1ee1698a3dcf2a2f76
SHA1ed485ea6ddfb8c68e07e4cba6d04e47ad5ec2eb2
SHA25690c9fd2b46668715b44cb580548d224745470bd34c92c70a1b94ba2347da9644
SHA5129fdbb79a08c409893d7b28d2a67a4ee492cb251a4f5e8d76da0abfd70ccacbf743471c4cf430b33f6edfb3ba8277be54c3d582b92fed9cc35307a63741e6cf83
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2