Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
29-12-2024 01:39
Behavioral task
behavioral1
Sample
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe
Resource
win10v2004-20241007-en
General
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Target
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe
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Size
29KB
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MD5
79928b993a225ae11a0c4232e7b6f6c3
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SHA1
484d40178995abb4de8990f8e2ca16c9bbb4e39b
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SHA256
897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b
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SHA512
0636d2eee58f1a3b65e83c4ff01d7b634c53102b0cb0a9109e672905421a461a88f14839b331e5bf2a6eaba3d7a5ed348b00a2a7d4a2e434e8a2c839be4afb70
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/8:AEwVs+0jNDY1qi/qk
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/1824-2-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1824-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1824-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1824-65-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1824-78-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1824-82-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2784 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" 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1824-2-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1824-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0033000000018650-7.dat upx behavioral1/memory/2784-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1824-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2784-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2784-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1824-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2784-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1824-65-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2784-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00060000000186c9-71.dat upx behavioral1/memory/1824-78-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2784-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1824-82-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2784-83-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe File opened for modification C:\Windows\java.exe 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe File created C:\Windows\java.exe 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.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 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1824 wrote to memory of 2784 1824 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30 PID 1824 wrote to memory of 2784 1824 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30 PID 1824 wrote to memory of 2784 1824 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30 PID 1824 wrote to memory of 2784 1824 897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe"C:\Users\Admin\AppData\Local\Temp\897e3a2778843e6b0e59e2e2ef494572ca106b4dc99d1dd3ac289614655fe90b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1824 -
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:2784
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD59d6c115dd863e9c10c6180093f2ffef5
SHA11a9c69cbea61e09a1c2d35baaa18be0b80f844a5
SHA256b8d5f819781d3c68e5ae0298ed072003a23dc47c22c7c85bf76618806a985bab
SHA5122d078dcb1b7504c2f9ea1b12228a2584c7ff405b02590397544b10a4dea3ef34e3b9145ecfdf3be062c4f6c2b3428c0271524fae74f19126e6c64383edcbe324
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Filesize
352B
MD5d6dd85bf51a9eed9e9093a5496ecf60a
SHA105fc1e3ca25649edb9d5bd4163ecb0b586d0c026
SHA2565d50a9c2e48eb009efa2c9bfd291ac3825de9cc28ed9469acba872b69cdfb688
SHA512dbea34aae8daf36f0d2b0228f705966b67d455ad6f948cb3f9606d47851b76c757f2db21dccf7a738c5096d72ec55f96ec7560711c879253f1cf667c499c3883
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2