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Analysis
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max time kernel
120s -
max time network
121s -
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, 20:37
Behavioral task
behavioral1
Sample
3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
Resource
win10v2004-20241007-en
General
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Target
3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe
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Size
29KB
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MD5
e38b13094d354968c2a23ab998a55d9d
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SHA1
79229dfcc274111df5f9e892d81d54432a4c8d8a
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SHA256
3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86
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SHA512
e97e5a50469fd498c67e67bab7c84ea3ce8eb506fcce3eb9038fad53cc8f0715e7f799f26dcbae20d788422a2128076564329359ab28a5a520c722c3805c5e75
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xu3V:AEwVs+0jNDY1qi/q8
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/2396-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2396-37-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2396-110-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2396-149-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2396-153-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2396-155-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2396-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 5008 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" 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2396-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b6d-4.dat upx behavioral2/memory/5008-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2396-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5008-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5008-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5008-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5008-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5008-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/5008-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2396-37-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5008-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0005000000011940-48.dat upx behavioral2/memory/2396-110-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5008-111-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2396-149-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5008-150-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2396-153-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5008-154-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2396-155-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5008-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2396-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/5008-168-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe File opened for modification C:\Windows\java.exe 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe File created C:\Windows\java.exe 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.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 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2396 wrote to memory of 5008 2396 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe 82 PID 2396 wrote to memory of 5008 2396 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe 82 PID 2396 wrote to memory of 5008 2396 3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe"C:\Users\Admin\AppData\Local\Temp\3e5b570336797ca81b5765ce5f6afc8f047e3c7c7d1f4e656530690b76ecae86.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396 -
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:5008
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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
MD5a5bdbcb79a6638e5015b3267249ba958
SHA1020172ed2d020fccbcf5c9d33f350488852bf0f6
SHA256513819ffcfd556109201e2584c7cbb63eecb9e7b9d39c1bb8024318030dc3d87
SHA512edce08b289f466d475d49d61fd2526d155e3574b4b1e7df53f24104d425c56658bace5f034f307f203717f1beee688e6998e225e5915e42cfca01334e0e6f950
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Filesize
352B
MD5f22bdfbb9d4fcd9bc05a26754f4f860c
SHA13e897300d414c1ce0146c97ece4497691ccb85be
SHA256942dc418c07e98c5dc33b6c21362cb59630ddde7505ad8a2faab22b4e8c76956
SHA512eaee93b1e4ac022ac3178df064153d67c98d593a921eb40f4c65a70c039c369676357554fd94d0f4b54528cb42966627d10585ea8498c4f8411995270b059725
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Filesize
352B
MD5d1156f49d98e60734f989e26723059b8
SHA1e4d7ae883679dfb3845ff2eaa0bccd1e8483d582
SHA256989f6382e60115886ad802181b9a0565a21fc3826509d7f9d0bf9bbe5a294827
SHA51277feaaba94a461d6ba46b22f1f3d7ceadfae63268f069ef9bf87e47fe5fdfa484d0e1740d0b6831f1cd451b77fe55e5cdb5ca20b4ea7e55c5125427a0ee34b12
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Filesize
352B
MD57783bb2fb37468ec2c1f63881a462bba
SHA19c63f4b37716acca8460507579b417676be621cf
SHA2568f1773d1817927565122fc90f7d4b2fe842e8d32476093be8b6ddf7689ae04aa
SHA512d60a937c208aa8989b62511c6fe9843ddde1fe706a02a4a59cce71d406837511b6969243f7cd417a12f0061319ee7eb71e8d8995a42b48458acf8e4d87d7734d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2