Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
15-11-2024 20:50
Behavioral task
behavioral1
Sample
3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe
Resource
win10v2004-20241007-en
General
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Target
3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe
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Size
41KB
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MD5
b759019df40b4a7ca425af697964b1b9
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SHA1
9c47092b2f0cc429153b63f7a4f2a2e73c4b180d
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SHA256
3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068
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SHA512
defe9ea68327301643b2562ff6436d94ac31ea29f5733f22ad59a4384da3682ef554a1dd66cd48e9a13eeb2ffc5842ba8711daa5389f40f20e9cbe03fc752286
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/:AEwVs+0jNDY1qi/q
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2548-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2548-57-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2548-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2548-83-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2548-85-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2548-90-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1956 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" 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2548-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1956-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000019273-10.dat upx behavioral1/memory/2548-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1956-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2548-57-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1956-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1956-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2548-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x000600000001933e-68.dat upx behavioral1/memory/2548-83-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1956-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2548-85-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1956-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2548-90-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1956-91-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe File opened for modification C:\Windows\java.exe 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe File created C:\Windows\java.exe 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.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 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2548 wrote to memory of 1956 2548 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe 30 PID 2548 wrote to memory of 1956 2548 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe 30 PID 2548 wrote to memory of 1956 2548 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe 30 PID 2548 wrote to memory of 1956 2548 3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe"C:\Users\Admin\AppData\Local\Temp\3116d03263f34f85b897d28b03764bbcca92e5e62d6f9552c6a80968749ca068.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548 -
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:1956
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD5c5024dd3af54a497871e2a1487d584dd
SHA13ed4d99b92c62a7bc3f476e596fc6d62e98347af
SHA256213954f397fd8b88e72e9f52a1f531704a466d265db19f3081801112807834e2
SHA51267d4e5db838ae1a454dae967ae17c902f3a611c05ecbfe909ebbac1d8581d78658151829bc215d057c4f3655258a3914c210cbaec1dd1081f5cf2267160a6267
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Filesize
128B
MD58ecd198d977b13c6ab9d81289576fc40
SHA15d2b108d43d0c1975256193e6b4bfc1f256d9246
SHA25630780dbd99e71ba01bec96814d004d202f34dd3956fcb1ae4edbbd751b3720fd
SHA51231d0fd1af16b6a38e063d4c2f2d80071d6cdd2dc365ba69c9c37a08f39452119788c92bbbde6652b643491b4efd77a0e4426a41381e06491b56107a5bf09f60a
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Filesize
160B
MD5de0604d6bf73cb8b0c25d9b371b29aa5
SHA137c31eac2d76f3aed036379153edb5002c2035d4
SHA2560727ca8b02c02da2aa11c3765443ac46edd559f91524c4700e205515793b21b3
SHA512f98fb9ca1ef1739ce9066f7f5744086b401afc859d1eca8098109d7879bfe625ebe8221cc284936b2bebe8d3bf94e1468510d8a028f8a2989fba2a74d956a948
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2