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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
13/01/2025, 17:47
Behavioral task
behavioral1
Sample
fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
Resource
win10v2004-20241007-en
General
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Target
fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe
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Size
29KB
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MD5
87d03acf39ab02bb4e5fc3a055878b3e
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SHA1
da6d892ef001e8e28fc8d97cee06ee5778b41679
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SHA256
fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791
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SHA512
d44d1b2ed2d501841c9cd6d343dfead2ef69dce392d126264195857a8c7a8dedd63da44c8cda7059a22e3e54d52efd130bc8d2e14f69397081bb41d2c3882fd6
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/qhR:AEwVs+0jNDY1qi/qCr
Malware Config
Signatures
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Detects MyDoom family 9 IoCs
resource yara_rule behavioral2/memory/3180-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-27-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-32-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-140-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-155-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-164-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-196-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-228-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3180-266-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 448 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" fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3180-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0008000000023caf-7.dat upx behavioral2/memory/3180-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/448-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/448-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/448-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-27-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-32-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023cce-46.dat upx behavioral2/memory/3180-140-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-141-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-155-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/448-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-164-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-165-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-196-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/448-197-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/448-229-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3180-228-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3180-266-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe File opened for modification C:\Windows\java.exe fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe File created C:\Windows\java.exe fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.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 fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3180 wrote to memory of 448 3180 fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe 82 PID 3180 wrote to memory of 448 3180 fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe 82 PID 3180 wrote to memory of 448 3180 fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe"C:\Users\Admin\AppData\Local\Temp\fefb5f1422efcba990f11b6ef02c2c1723cce765eada83aacc1887b9098df791.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3180 -
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:448
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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
310B
MD52a8026547dafd0504845f41881ed3ab4
SHA1bedb776ce5eb9d61e602562a926d0fe182d499db
SHA256231fe7c979332b82ceccc3b3c0c2446bc2c3cab5c46fb7687c4bb579a8bba7ce
SHA5121f6fa43fc0cf5cbdb22649a156f36914b2479a93d220bf0e23a32c086da46dd37e8f3a789e7a405abef0782e7b3151087d253c63c6cefcad10fd47c699fbcf97
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Filesize
312B
MD5c15952329e9cd008b41f979b6c76b9a2
SHA153c58cc742b5a0273df8d01ba2779a979c1ff967
SHA2565d065a88f9a1fb565c2d70e87148d469dd9dcbbefea4ccc8c181745eda748ab7
SHA5126aecdd949abcd2cb54e2fe3e1171ee47c247aa3980a0847b9934f506ef9b2d3180831adf6554c68b0621f9f9f3cd88767ef9487bc6e51cecd6a8857099a7b296
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Filesize
29KB
MD5458c15ff67583e8a6b81163e3daffceb
SHA18a4207f5b531dcb1e2699f5f9c7b840f8febffe9
SHA2566d84c90f7c1ee4d8913e246f190e8eb10a35456e39d23c1e976073328575fdcf
SHA512bf26b48225e607888ff269cac96000e588ca1e546f26cc8ce88835613f7c05d1342652fbe3e73d40ce14fca78642284d776cb3b69e624ee045b062e70ff10746
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Filesize
320B
MD5979615163eac34569edee6be36553a47
SHA1964aa32b12dd009a60d5c10a12a28d4cd8ec2ba0
SHA256008a2da18644ffb09a2512f06a7a981313e5907b5e58ef1589aed6e90a7ec50c
SHA5123c2236ba915751ff545fdaf83cce79943dddb5cda1f564a111b5456bcbe8ab03167f7b7bad1b33192a322dbf671a3bb31a497c96b8ca6b1a81b454c8e98319c7
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Filesize
320B
MD52bfb590b1c03f763e258031cc28ecd1f
SHA148206dffe7b242efd9f54b994a5aa0b15a2d53f3
SHA256d6e2af6d669f518ad2e04a6a8238b8d7dee67a317b11a5e76e7e8b80bd8148a4
SHA51201445d087c07587660b2455779f75d7d4b7ea6a8381e9dc8172fa953598273a38e2203753a17c398bef74cf35ab2694b6333fb17aef9e4eba61d08e1bfbb603f
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Filesize
320B
MD5b7804f306a050af4b52f9247265a68e9
SHA138902bf949e510ec749f57bfeadd28e92c81101d
SHA256d6d0828a3abd599832ea94e7c901c41b5a4f0396001bf04553e4700caecb3c25
SHA512e50da377bd644a5d6bef6781e4cb5931a9fcc77837eb5942acdce56a67b9463bc06065d5422fa559d811241cb386e8001bd5399f72f98699205616d0d2d48099
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2