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Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
23/10/2024, 17:42
Behavioral task
behavioral1
Sample
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe
Resource
win10v2004-20241007-en
General
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Target
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe
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Size
29KB
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MD5
24268a0e51c2b27e1977d137d52d2fc0
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SHA1
42ab9419bb16f371352e3350ee5d7d859f279c90
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SHA256
8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49
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SHA512
9e5ffc6c565d390adc5555c81d87424e5e90cdf29f6998642eab54d567559815680ef75a31fafb1ab3819a8e8506c84e256cf76bb3116e00add8c0785ed9038d
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/0OI:AEwVs+0jNDY1qi/q2
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/3032-15-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3032-36-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3032-41-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3032-62-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3032-67-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3032-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2160 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" 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/3032-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3032-3-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0008000000016875-8.dat upx behavioral1/memory/3032-15-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2160-17-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2160-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2160-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2160-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2160-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2160-35-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2160-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-36-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3032-41-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2160-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-47.dat upx behavioral1/memory/2160-63-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-62-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2160-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3032-67-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3032-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2160-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2160-75-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe File opened for modification C:\Windows\java.exe 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe File created C:\Windows\java.exe 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3032 wrote to memory of 2160 3032 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe 30 PID 3032 wrote to memory of 2160 3032 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe 30 PID 3032 wrote to memory of 2160 3032 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe 30 PID 3032 wrote to memory of 2160 3032 8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe"C:\Users\Admin\AppData\Local\Temp\8dba599b863e224fe8a0d5a839bfddbc6a43823fff895678668168394852fb49N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032 -
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:2160
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD51d880fcb2140b694c104369bf9e64288
SHA119a44b15d418a4337150654e124b64d64624044b
SHA256abfea9c23682d88d129e06fb94ab01047056608938af52462b421f265a3b24b5
SHA512be8820d1c54ec9398a1a831c3e5529f8c84c594c8493de5b612b683fcca5e7bca73bcff90da9f4a127b48c6bbbf32ec3f442adf74e5ac1075f2ceeac3bbf2017
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Filesize
320B
MD50f716581a70351060f6a11c308cab9bf
SHA1d655eb24a20ca06230ce728cb8d5b9b86cc0a896
SHA256d53cf0dee73116ae8174e9798f1dfbf435bdb7dfb50c4f6a4518239820c051e1
SHA51221d0826e9c6e7a92455c299f8de26e5f65fe10f53c210e064eec25e42cb281603bce5c6f8c6d2cd01549f66a8912cb04df1f1888ff443f34eac269483f27119b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2