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Analysis
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max time kernel
120s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
28/09/2024, 10:33
Behavioral task
behavioral1
Sample
125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe
Resource
win10v2004-20240802-en
General
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Target
125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe
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Size
41KB
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MD5
4e753588c3c12ce2a9cb1632f756c150
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SHA1
a60bc4b727fa349c826f8812419112097b91df2c
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SHA256
125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55
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SHA512
11fea77a58d378c086e089f1d053e99ead5d576172d193b75baad54d746ad139bfa419e71b8011c9d88933ad0d33fb6c97e8cf723173c70efe1c9b18da534446
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/1:AEwVs+0jNDY1qi/qd
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2008-9-0x0000000000400000-0x0000000000408000-memory.dmp family_mydoom behavioral1/memory/2008-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2008-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2008-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2008-55-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2008-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 2724 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" 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2724-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00070000000186d9-10.dat upx behavioral1/memory/2008-9-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2008-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2008-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2008-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2724-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2724-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2008-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2724-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2008-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2724-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0036000000017530-66.dat upx behavioral1/memory/2008-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2724-74-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe File opened for modification C:\Windows\java.exe 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe File created C:\Windows\java.exe 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.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 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2008 wrote to memory of 2724 2008 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe 30 PID 2008 wrote to memory of 2724 2008 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe 30 PID 2008 wrote to memory of 2724 2008 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe 30 PID 2008 wrote to memory of 2724 2008 125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe"C:\Users\Admin\AppData\Local\Temp\125cf7288e100f9841ee17847fe584b50ae3bf6f25a41ae3c28586d43b99dd55N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2008 -
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:2724
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
41KB
MD5f4f857f33d2cb80dc236e6b6a775b4ae
SHA1191b617edbf7634cc52ff447ea4d5cb94b6a620f
SHA2563ab43ac4d248680e14d71ac28cbdf0a603ee7eeff55d27d484fe1c04dafe7719
SHA5125cb654f4da646ac28dc61f83a3defe106caa59f317ff6a266ded68898d55364bfd612562a5d23f7ca4f9e0751d13fa45ce4a478793a278f43895a42327932130
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Filesize
160B
MD50ac4a8400c563b79260dae38e7cc8208
SHA1a6bd25d2abc5a7a9d736c22017524ccd7e432e90
SHA256e6ba665fcc4ebb1c093fb5d3e54b518826a596547d7f655d188f1d0429ba9569
SHA512c51a8f521dabdb663b5dfdcd12446171ad829b6ecf3d2cf1c849980b92d98aee32c1ffecad5a84ff2951a93e36464d63dc17b112cbae2e643e3f07a265ca9aff
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2