Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
12-01-2025 05:19
Behavioral task
behavioral1
Sample
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe
Resource
win10v2004-20241007-en
General
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Target
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe
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Size
29KB
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MD5
f0c303c7db0bcafc99a7db1ad6b5252f
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SHA1
52b5e0e2d346a61abb02928753eab4c074bacf40
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SHA256
ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48
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SHA512
6fbac0bd96c73617cef09a56d1ab6a0f0b45ed1a0da6bb4a7790c36b87ad2eeae5d1d2dc4327e1edfb247cd9be12a6f60dfb6c26819d993b88027d7f2b778e71
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/XO:AEwVs+0jNDY1qi/q2
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral1/memory/2436-15-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2436-59-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2436-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2436-83-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2436-87-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1964 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" ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2436-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2436-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0006000000019240-8.dat upx behavioral1/memory/2436-15-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1964-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1964-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2436-59-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1964-60-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-73.dat upx behavioral1/memory/1964-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2436-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1964-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2436-83-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1964-88-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2436-87-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe File opened for modification C:\Windows\java.exe ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe File created C:\Windows\java.exe ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.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 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2436 wrote to memory of 1964 2436 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 31 PID 2436 wrote to memory of 1964 2436 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 31 PID 2436 wrote to memory of 1964 2436 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 31 PID 2436 wrote to memory of 1964 2436 ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe"C:\Users\Admin\AppData\Local\Temp\ac979aeb37b22dae1eb8665004bbbbe359a0b993b7c6c204004483f6b4a64b48.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2436 -
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:1964
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5529514b7ace5854d0536694241d21e5d
SHA13e6e48cdc58d412f2116e1d8721c00a2f1304a15
SHA256f2c540629be8b42ac9a4bbf611e37c8afe57d6fd830422a09323994c79c8f864
SHA512c69986757bdb50710ba1bd348252d53b0ec67c6f2d22b49cbf32882ff52073b1399bef63a2c50351755eb7370458f5a7e089f956a037882a08539e4320a6df02
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Filesize
320B
MD5118456a3903353039cb63393dfbfcc3d
SHA17ee2f834cd39b0870bf5990371f7cc42df48e772
SHA2565ee0033b504839d79934505ce5ef981a26233b12e8d562a78f293ce2fad1d024
SHA5129f200d8c7269e9924f705128b310f29a45fdb85bc24caaf996497f267090f09aab507cf7251b7419d6040fadad48befdbc7e6b6d8f8be24002b665fdc68e4a3e
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Filesize
352B
MD5c789c79da11b2cd1d778a1acb24d4b57
SHA127f5b2f8a5cbca93c882bb121b2abb2e4f067fd1
SHA256b1f6b090a846a8d4fe4481e627e274d196ae4fb6fa7249b094bee3d11b588cbe
SHA512559ee98f01e8f3395964c63ef4e1f29439b964ef07e979da7d03ca5e28a8e9233d9b2fda820d8fe951560f52f9c481934cccca5b12aa524af3527a171c2a9714
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2