Analysis
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max time kernel
120s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2024 03:27
Behavioral task
behavioral1
Sample
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe
Resource
win10v2004-20241007-en
General
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Target
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe
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Size
29KB
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MD5
6e6592ed15f1ad39a685175b00e166d0
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SHA1
4e0ce2658fd080edf82551b3a9c8c2088d404d54
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SHA256
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bb
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SHA512
1bffb25ab3af9fb89b28fe9cb233c7cfcdd8a3ce3cbf6bc9953f9fc1932c9f8d71211351b5e082f6cc4155cdb395ba1522f0259a761058eed7b66c80dac8a742
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/+u:AEwVs+0jNDY1qi/qL
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
Processes:
resource yara_rule behavioral2/memory/4076-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4076-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4076-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4076-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4076-156-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 1276 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral2/memory/4076-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023c7f-4.dat upx behavioral2/memory/1276-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4076-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1276-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1276-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1276-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1276-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1276-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1276-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1276-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1276-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4076-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1276-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4076-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1276-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000400000000070f-60.dat upx behavioral2/memory/4076-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1276-133-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4076-156-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1276-157-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exedescription ioc Process File created C:\Windows\services.exe c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe File opened for modification C:\Windows\java.exe c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe File created C:\Windows\java.exe c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.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.
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exedescription pid Process procid_target PID 4076 wrote to memory of 1276 4076 c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe 84 PID 4076 wrote to memory of 1276 4076 c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe 84 PID 4076 wrote to memory of 1276 4076 c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe"C:\Users\Admin\AppData\Local\Temp\c38d63dada1d93f74cf7c1033c249fea89955139d97fd7b8f8e21b1207f957bbN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4076 -
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:1276
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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
320B
MD55654f7df4b5ea806ebe7805b3294bd40
SHA1c06dc0264a9e3a6b90c9976600cea80c5f296f17
SHA256317d9730012589c23ff75711014586b0eea214d9e8424a5c5a0eb03f2ccb13ea
SHA512c808fceaddde2d73eef2b41d10920240d6d39a3ca02e53cb53c38a89364a4931199e563b69233b71791ca7443d7e6bbbaf76f3df6177fcb668861678f53be7a5
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Filesize
29KB
MD5347815009c856922531d3029bc6c8cc8
SHA1e2a47cd8f62f6361a5f56819c59f74289e918410
SHA256f87f674e9a37c809af686d5d83ae546cc7a6624f720093ab938a0643554f917c
SHA512807f29ff244d9f9d4bbb7d9d003e3f9476a1966e4b38740a6dcace1fb4d1547a0e058ad5f6d174cc6930bf8f4d46e1ad3d740fd8ca89450f434fb8cbca2501c3
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Filesize
352B
MD5396778c5e461196f2437307bd382c4e5
SHA16c0f60a5a9e70d853e6cf57aa51b160e123625d2
SHA256d45b9f2326122ad4a6cdbe80a69865939281908cffe24656b6627d3b4a538dc8
SHA512c0076607f12ebc3bffe0ac6698174c59decfb44f83b5c0c267787664cab47318b12a6744e5a07fa322014e42170c04b6861a3c92c6e50ce5dd43a6c617fc9302
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Filesize
352B
MD5ebda0a5e0154e6ec8ed6c9e53f1c9efd
SHA133d6209523b3569ae4575dd42124071161bc85e4
SHA2562a7551c323760b5d45b053ccedebf40834d4d4de63ca6ee53e9b591d4edfa81a
SHA512a18bec653ebd187bebf6b558dbf366598f61ab4286247f321a153ed1058fef25a9fd212da4cd2df53c852ef420cdfef4d3421869748251c0fdfe1401d3c96944
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2