Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
10-12-2024 23:40
Behavioral task
behavioral1
Sample
6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe
Resource
win10v2004-20241007-en
General
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Target
6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe
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Size
29KB
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MD5
df3a97bddf35f71f5b8b3858b97a5108
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SHA1
2e2047e5e86446e450d9067d52fe63efdf1fac1d
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SHA256
6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf
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SHA512
a762fbca29c7db847f9c4794097e8268aae09e8a420801c15df218bdf2989791e8a30146d8a256fe55115b14e42943a12a044df5130cb78dbd35aec88811005f
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/G5:AEwVs+0jNDY1qi/qE
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral1/memory/2308-15-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2308-52-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2308-54-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2308-69-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2308-74-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2308-76-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2308-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1796 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" 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2308-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2308-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x0007000000019c57-7.dat upx behavioral1/memory/2308-15-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1796-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1796-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-52-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1796-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-54-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1796-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x002d000000019c34-60.dat upx behavioral1/memory/2308-69-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1796-70-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-74-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1796-75-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-76-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1796-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2308-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1796-82-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe File opened for modification C:\Windows\java.exe 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe File created C:\Windows\java.exe 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.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 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2308 wrote to memory of 1796 2308 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe 30 PID 2308 wrote to memory of 1796 2308 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe 30 PID 2308 wrote to memory of 1796 2308 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe 30 PID 2308 wrote to memory of 1796 2308 6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe"C:\Users\Admin\AppData\Local\Temp\6c5b52aa4d318338f085a8afa0193662e2183cccc65254919fd594c1170f78bf.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2308 -
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:1796
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD52366be477ef5c4af01ba54bde4da286c
SHA1350402a1310489b461e68d7ad4a6ee3ad1d523d4
SHA2562110abd423add17b22796b26f9e6f3b3ff8f41cc90c5164e16bb1deb81ded151
SHA512c3830cd94d08fa1f12d83a06a309d915ccaece393469c5795a806c95531d65e36cad02a549e9f450b67201760860d5b49476dd28e968d610c92d59af4a54d86b
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Filesize
320B
MD59c0042c134af726094362847b15dd559
SHA149204b90043e0acc1c74a37520e85315f5c6a91f
SHA256a7b438fa67f92f1c885ef60fb1438f60b5c4308341d4e89a3ab590eb775b7d92
SHA51236246379aabc865a4fb9f3483ec2875436a13358bde1a6632c70050de1080d6369dc7aea8a9ba861f7d171632bd56ae37540fd1a9ac0e255045c3b9e13c7013c
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Filesize
352B
MD538dad62037edabf8e0afd76019756328
SHA1c761df60b8cce5beee3f340c125e1b1305917b03
SHA2566c536ba6d3ed5b2352ae8657984f05a07dcf0f8cd50fe1b262bf00a044348a1b
SHA51280138d6f58280c75d234ec930eaa29ed943d9cac4dac65959f1c7d2ac4f87669eb49674bda5b2e3eebeee1fc25a4659e2c1ad343af3e86529686ef1d79f2368b
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2