Analysis
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max time kernel
120s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-12-2024 04:39
Behavioral task
behavioral1
Sample
260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe
Resource
win10v2004-20241007-en
General
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Target
260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe
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Size
29KB
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MD5
50c52719afa42a8157c98f5d55ea9550
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SHA1
3d68caedfa787cf71b0c563edd073d583c3799a0
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SHA256
260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303
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SHA512
40d80bd02e2e12b26824089b98b85551ffe65faca65e96ceff5d560b9075208bf2b1926063b366f4f0a4705d96343a9aef9379fddedb03f30f2b17053d4c445d
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Nhp:AEwVs+0jNDY1qi/qlT
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral2/memory/4816-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4816-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4816-98-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4816-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4816-151-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4816-163-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4816-177-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4816-199-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4840 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" 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4816-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b89-4.dat upx behavioral2/memory/4840-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4816-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4840-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4816-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4840-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000a000000023bc6-43.dat upx behavioral2/memory/4816-98-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4840-99-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4816-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4840-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4840-152-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4816-151-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4816-163-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4840-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4816-177-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4840-178-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4816-199-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4840-200-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe File created C:\Windows\java.exe 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe File created C:\Windows\services.exe 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.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 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4816 wrote to memory of 4840 4816 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe 82 PID 4816 wrote to memory of 4840 4816 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe 82 PID 4816 wrote to memory of 4840 4816 260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe"C:\Users\Admin\AppData\Local\Temp\260cd9016243db6c88cb11e016a8f85d11076e0f013c118b1d2e1d88dff9d303N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4816 -
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:4840
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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
MD522330b2217bab98529b2d2eeeb6dc7ff
SHA1fc92238e54b7f3b505f5f0ab6a9c4fbc55cc8c72
SHA2561b18fbfe391197a4d9691fe010cdb7d1c33d34524520bcdb7d685fe8d7aa0632
SHA512e44713c717bd044630b9d2851eb7bb5261443787aad075e0bafe0d10bcb491749061a3e7b16a98318b9036fd077195aa767a5d0784bb58305c8afedfa7f9a31f
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Filesize
320B
MD58a13817c2ab798cdefda25b98627d0b9
SHA13f03e1a9eec2ec970c9e76a1e6ba06045b5b2fa8
SHA2560ef0fe7c9613b4946076319cce7745961b69174ada58496dedba21efa803cd23
SHA512f5396b7cb2bae416240f7cf6f32d5a12ed7d72a3f8361d7085d252ab4757a2258565ba644dedb9fe179a5717add0f8a41a5f872f2146b8f95a9f1360e85a043b
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Filesize
320B
MD58bf2689cc6d78e25990babefa0154c1b
SHA192dfb6d1dcfc7743ae781eefdba67bdfeb61e06a
SHA256d3107b54b1008edc44762412ff060dbf068b06a072662c6b0b5a19a4b07410c6
SHA51200da9dd7d75eccc5330e884d46dcd852afb99c9cc5d47973cb882960036563c4bdd60621624fc9384627961ee15f1ee65bbea51116fc67b39e0506506078cdf5
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Filesize
320B
MD566e16cda4ab8f35dcb796782d545dca1
SHA16ab14a0bfdf85c8dbfc53e4d764a03bfe44c66e6
SHA256dcdf748b918da3ad2653cf241b93ba215c431d9ef2b07586add00dd6ee896d3c
SHA512f5b4ece3b45ed95a29aa34dea5062bf7e43614371b7cf6bd3cde2b181221a5a9cc795b428aa097c057bdf5c444ab4fad85008407c7ff35c16848e3f51db3f6c0
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2