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Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08/12/2024, 04:22
Behavioral task
behavioral1
Sample
ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe
Resource
win10v2004-20241007-en
General
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Target
ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe
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Size
29KB
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MD5
4f1d9c216dda0b155e67c80d9890d807
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SHA1
17e2ea051662cd69984c6b5c132b0eda0161a8fd
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SHA256
ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4
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SHA512
19d329067225c982ac35163be3a0c245f87760ff9b8584b1f0dd8b4c42f773397861cafe0c59ea2d6abe409cae2c091c3750e75cdc822f141a6707f88766741a
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/p:AEwVs+0jNDY1qi/qR
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/1412-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-131-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3736 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" ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1412-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3736-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000b000000023b8f-7.dat upx behavioral2/memory/1412-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3736-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3736-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1412-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3736-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1412-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3736-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-72.dat upx behavioral2/memory/1412-131-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3736-132-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1412-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3736-159-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe File opened for modification C:\Windows\java.exe ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe File created C:\Windows\java.exe ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.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 ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1412 wrote to memory of 3736 1412 ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe 85 PID 1412 wrote to memory of 3736 1412 ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe 85 PID 1412 wrote to memory of 3736 1412 ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe"C:\Users\Admin\AppData\Local\Temp\ec9a4abc7de4d678d281b84576f6011d8490469ebc18d59ee27af0633f112ac4.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1412 -
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:3736
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
320B
MD51df37a5bc6746baaa53bf3a67cdd8b77
SHA178dc5547075810300a91e657cffa623c45fbd5f0
SHA256bbbcb731a1040aec3ecdd8ab4f9fde2a642e7081f3c919ac58e58b81b73921ff
SHA512fb228e4754063b8676b8b6f57e6727407a18bd369212922acd46faaf14682af6b6f20b9a51599550db5452bfb1d2afd4278e7a29532e7a8d3f30f41a75a2861a
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Filesize
29KB
MD5065b9fdb01ae25a569628453115ab6a6
SHA18444aaa014964f37ffaa1dff9ec745958e66090b
SHA25670454790dfe207511d847df85c7ae70fac7a99a139dea5fc27c2b583b22fd00c
SHA512ea033dc991a20ac6355c481a433a6782da365827f378f2d1446c375b86187617b8de2d4e6bb8af3de4b0bca7b0c28eef471c0ef2062a1dc421f9c7f7b17a8bda
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Filesize
352B
MD5e904991dd50c8de0978b80d269fd088b
SHA144df95da91fc5caa3babb3da2573c0359c7ea9c2
SHA2569bff1c4366ba02be2b228fe11742f9cadf47529a7a8c5861891b94671e846c5f
SHA51295619c7a95ce8e7f0339c7b7da483593713be572720d4d95d4b1315d5e84342eaf731abc5ac4836b23721aca8f2e4c01d3b1028f9605ac0c1428015904313ab5
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Filesize
352B
MD55cb161085663cdb79ae2ded9d2a91c12
SHA1a5b1478438025e3b62092ef45f336e1854141e30
SHA256454bfd48f8eaf5902be87d0a67ff443c61233d0df8d6c0ee57d57d871677e7b3
SHA5126fb3beb71f519dc9674714d84253bb0ad780b0362b58538a61828064ff807930e4123b9be6f02125bb1cc2e38fee61873937a090c3b1be3c1a9a338c826ffba7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2