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
13-11-2024 21:10
Behavioral task
behavioral1
Sample
37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe
Resource
win10v2004-20241007-en
General
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Target
37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe
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Size
29KB
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MD5
06f70b4786c7a1d7e31982cd6cb7af87
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SHA1
d219dffd22d3ce46acec3b5dc22de59e300acaac
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SHA256
37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4
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SHA512
9af1af0a438ef5195393fe6f9e0c9a16f6950733086378aa87c414e052723306652a6b0b603ab1d6790ccad70bb2ca0ea36e12f60724fcee5a9dd97278df285e
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/p:AEwVs+0jNDY1qi/qB
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/1804-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1804-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1804-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1804-132-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1804-164-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1804-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1804-192-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1804-235-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3000 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe -
resource yara_rule behavioral2/memory/1804-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000c000000023b70-4.dat upx behavioral2/memory/3000-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1804-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000022187-58.dat upx behavioral2/memory/1804-132-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-133-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-164-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-165-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3000-169-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-192-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-193-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1804-235-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3000-236-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe File opened for modification C:\Windows\java.exe 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe File created C:\Windows\java.exe 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.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 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1804 wrote to memory of 3000 1804 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe 85 PID 1804 wrote to memory of 3000 1804 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe 85 PID 1804 wrote to memory of 3000 1804 37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe"C:\Users\Admin\AppData\Local\Temp\37f63d21e9895998d64bda2561bdc2032739f6eaefb116c03416f26a3aa654e4.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1804 -
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:3000
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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
312B
MD55431b34b55fc2e8dfe8e2e977e26e6b5
SHA187cf8feeb854e523871271b6f5634576de3e7c40
SHA2563d7c76daab98368a0dd25cd184db039cdd5d1bc9bd6e9bb91b289119047f5432
SHA5126f309dd924ba012486bcf0e3bafe64899007893ea9863b6f4e5428384ad23d9942c74d17c42a5cf9922a0e0fd8d61c287a2288a945a775586125d53376b9325c
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Filesize
29KB
MD56c0216a9cf9d7b1cfde51bdc2e2412ab
SHA1810dd9efdfa3c65ad0a01bdc545b23d7fc9620e6
SHA256d93667205cdd352cf7c4f9f6d08bfa162eb022ad399e30d818890651415c8447
SHA512ad54d0df097889466dd80c23ff940c3b32fc469cfa6685802520c82f16793a9d63ea54af57c2a1ce762796582d385bf244ab28ac815c7cd6671447ed45752543
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Filesize
320B
MD586491c6af2233f9974a65d60b64cbc20
SHA17cf07b94e3939642d2c23ca31701112aff4dba01
SHA25606fefc12983c319c57518da9c4aea35e80265aa9fd0f6a4432da5cd3794f8f65
SHA5127107e4cb8ef8e00df26c69b08a4f43751726d8857f3c2aaa751cee5d53300cc4212bb1364941204f533b1bb86ba64ce360bbf40e39def4ab1c0bb81317d6fa9b
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Filesize
320B
MD55282d8cb3ed4f9fc7e3e924faa1afab1
SHA1731fd33c7b82a1a5a3df4c0fe2a69e0b60b3ff3c
SHA256fe4d5f4a44fbceff4b332ffb9de5bdfcbe41983974a357b0d51cfee120f702ba
SHA512614ebeedb97c47769b36d74bfe5b929af90e3b5cf80d4f690f6e2f4d6ae372d0b9ce7ae26c2995afcd90fb478ae2beee23c3432d6cba855ba6f1568227e2355c
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Filesize
320B
MD5cb9dff6478770b131cf69ce6b113b60a
SHA1ebd1e32fb2721c5792e0d1397542762b6a702880
SHA25605d8cee6ce3cb6bce4d3993b090c34970eec9d504756b4165de3472c381250f8
SHA5124aec2832f825c29163810a17415744828097e56ee314b8d42e7daeb4521d36a222c19bafe79725b97acf98253c5b329b707e633361568711490e3f9679b77124
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2