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
22-12-2024 00:39
Behavioral task
behavioral1
Sample
c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe
Resource
win10v2004-20241007-en
General
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Target
c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe
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Size
29KB
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MD5
99447970d95f6e67867ec17d97509cd0
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SHA1
8e364e56dc06c832bee398388167fa6ccf332dbf
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SHA256
c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28e
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SHA512
f5ed602974841645a789d4f575bface84fc607736b599087a29441849e6a87893befe1721fccf6796c6a7323131ae485216c703560563d366be625bdb1eb2cd2
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1xhH:AEwVs+0jNDY1qi/qNx9
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/3668-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3668-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3668-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3668-141-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3668-167-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3668-174-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2788 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" c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe -
resource yara_rule behavioral2/memory/3668-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c93-4.dat upx behavioral2/memory/2788-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3668-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2788-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2788-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2788-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2788-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2788-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2788-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3668-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2788-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3668-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2788-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000900000001e786-50.dat upx behavioral2/memory/3668-141-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2788-142-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3668-167-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2788-168-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2788-170-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3668-174-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2788-175-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe File opened for modification C:\Windows\java.exe c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe File created C:\Windows\java.exe c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.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 c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3668 wrote to memory of 2788 3668 c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe 85 PID 3668 wrote to memory of 2788 3668 c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe 85 PID 3668 wrote to memory of 2788 3668 c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe"C:\Users\Admin\AppData\Local\Temp\c28f10d10011ca3be3c0ddc32fba56dd3dd40038ec333e6d615f0cd240b5c28eN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3668 -
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:2788
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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
MD5081516ea15b655780d2b71cd472f8bd3
SHA1d1ac994e613cf6e6b9bc0f1222eec8c2179c77de
SHA256229394ba7151ae59abf8cabfe9f12626c5e7665ff98564d7ea378b30696226a9
SHA512f70f4e756ef11e2391235995b2ec2cc614dcc2b96380ef86d6d34c581fdae1e940440969bb6724d7de1d45b260e95a3cdf878f2774a608022994e6cf24ba3cd8
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Filesize
320B
MD53bde3a22d474841236f156a44dba978a
SHA18a5b962dcc0990809ca8b2bf90511d6d5dfc2b4b
SHA256946234ba9a247c8e1456acb7efc984d9f5974f9bd11fb4984445a0ccea009e08
SHA512ba9df0c43cc224d91d36e23a2e14dc02aad970bc2f081f2b8dc65a869bc9150018c8aff4b160c7b4321a4a2e1ddc0dcc01483c1b1f97ab9e2bf1ddf0340c4ecb
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Filesize
320B
MD515059be0cd59902bf7a9ee251b009098
SHA1dc31c241d4918be507c3097dea5c8ea1b34c6c21
SHA256386f1e690b105ec5cb83b88f938867393f47ddaa0a3a9e8c14fd58f87b54f472
SHA512e85826c5d52cbf8d9dc5ae3f84f43e8d74455a7cc633e3d76038539aa0e073ac2f9bedbb5eaf99d93db9d7922adbea830ce25dfe248a6257bfe384bfaf31dd18
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Filesize
320B
MD5894ece1b49a64d5c9bafcb56cd59a813
SHA13aa1d50808225acbe1d7d272b2f92e9232f33e9d
SHA256550a233e3b43218c446f3df44ecc8c991d05141dc185435ac6a5dded0b707506
SHA5127795cf9a90ca615d91266d542133b3c097e0190d210faa8fc5489405a37ad5e3070e9079fcafc117895f640ff6beb8404f6316e0be41092363754ef9d3940d78
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2