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
24-11-2024 23:42
Behavioral task
behavioral1
Sample
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe
Resource
win10v2004-20241007-en
General
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Target
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe
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Size
41KB
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MD5
3419bf9ece317d013160ee77a2f0f47e
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SHA1
5222ffa3ae8a316a215b31d0f071872ccf337154
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SHA256
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc
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SHA512
73f7b63a5522f572f3cb06881a78753e3e5e235e6e5d494acdacb2ee114612b5cf1b2a4f270a45e0c4f15421fda871a25c2a9946a78026bbd3603ad9183c7450
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8I:AEwVs+0jNDY1qi/qEI
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
Processes:
resource yara_rule behavioral2/memory/4100-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-113-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4100-176-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 2084 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral2/memory/4100-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b8f-4.dat upx behavioral2/memory/2084-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2084-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2084-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000707-60.dat upx behavioral2/memory/4100-113-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2084-128-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2084-175-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4100-176-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2084-177-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2084-181-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exedescription ioc Process File created C:\Windows\services.exe 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe File opened for modification C:\Windows\java.exe 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe File created C:\Windows\java.exe 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.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.
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exedescription pid Process procid_target PID 4100 wrote to memory of 2084 4100 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe 85 PID 4100 wrote to memory of 2084 4100 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe 85 PID 4100 wrote to memory of 2084 4100 7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe"C:\Users\Admin\AppData\Local\Temp\7b7bd573172b459d3e6524d551998253e4cd53137e6591d2b746043452060bfc.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4100 -
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:2084
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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
41KB
MD538aaebe2dfa3d1a8786f363a30ed1ec7
SHA1118f5052ae7c0748f5bc758bfaf8647fe9652608
SHA2560b44a44eeba803b739d71ee5b258ec23071ebde6807b00c4e11a3575716e7481
SHA5128731a75e353a30c255375e9840ec3d98164360729d03c09218241f0187df619cbb4e0d5ebd8f11dbdd181dd17428ed98aa4e17ac7e7d303cffa79d76c6e66d38
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Filesize
192B
MD5f5838fcd0845fea9b9c2f88137568aca
SHA1178c2dc14420ca3fd55662fd6a501d352c3dbc0c
SHA256079dd12c9a90df24266156fef74ee223710c4b9f27c5e382d52347efebaf8e3a
SHA512c80348a6280a66776b56cabdd589b9ee1689e5690684a7aadf1dbbb144895ffee22d9b8fdbf8e0b23f6f410e63bf2605ff827c36bf23e70815e5b68d7a2554d9
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Filesize
192B
MD53b3972fe27da684eba011a9b9679a3f5
SHA17cbb88cdadefda8899fc71a5228dafc0953a9ffb
SHA25673e6f1cecaf53f68857cbce52824dafc2ea79c3a0bcb4ed1367e40e1e464e8d0
SHA5123cf113483e0750c448a700ac01ca6038399c4bf1f112730db07bdca8056b1e9d5d6856046c1034da513f39e7ebabd00d190d9f982e0b1e321d401a77eba33ec6
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2