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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
04/10/2022, 03:04
Behavioral task
behavioral1
Sample
f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe
Resource
win10v2004-20220901-en
General
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Target
f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe
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Size
28KB
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MD5
61acd3053ff6edf82a7fd42312e0fae0
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SHA1
2e1db17e49ac3ee7c057f20420915e1bcee909c7
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SHA256
f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f
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SHA512
c430c004a885b171b57cabc75d1352e35f08978236e5298ff2d54a858fe4f954eaf9e2266054fb315839951262b0e122b6eb91bc0dabb2922e6a199be6b3b0a9
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNy4MmpHHR:Dv8IRRdsxq1DjJcqfsR
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4740 services.exe -
resource yara_rule behavioral2/memory/4184-132-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x0003000000022dfa-134.dat upx behavioral2/files/0x0003000000022dfa-135.dat upx behavioral2/memory/4740-137-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4184-138-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/4740-139-0x0000000000400000-0x0000000000408000-memory.dmp upx -
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" f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe File created C:\Windows\services.exe f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe File opened for modification C:\Windows\java.exe f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4184 wrote to memory of 4740 4184 f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe 77 PID 4184 wrote to memory of 4740 4184 f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe 77 PID 4184 wrote to memory of 4740 4184 f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe 77
Processes
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C:\Users\Admin\AppData\Local\Temp\f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe"C:\Users\Admin\AppData\Local\Temp\f11d73f4fb1cbfd2f3edd1ad1d8ebac647d7ce2dd99ef4a5dcae2231c9ea7d1f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4184 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:4740
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD53dd38e6eb89a6a9c57f2c08f9dac47f1
SHA1f953f0b61245c7b23ff06b50d8be8bb066c376c3
SHA2562a4935df9cec460a95d939c643edf156b0cc3a6a23dc533894f616314c8e4203
SHA5126edb775e74c00b541677995aae39a553da14627a126eb350f5b26b3808dd4f7584172762d3e1e2e7f4411f5895accc5280bf0d0ea7b556fe8c4fa29a0a969442
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Filesize
1KB
MD5ce5ebf374aee3881270cabc9eda49bb3
SHA195bbbed749a9c3e90b29e20af28d22630a76e19f
SHA25637e3257551907f60750b0e982e788c747fcc58e1eb2798cbeca8a60a23f0c182
SHA512120b183cdda243339f17947f9a9712c4d41850b4c927a70f77d99d9789de8da09607dadc7d42842b6d1a9af2045a65a4519557fce47b98f5754bdb9c52a0cb2d
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Filesize
1KB
MD57208f54e0fbcc7143b880f554da97c13
SHA1923aeef95559d79aa59bd5eaba3f57b709e08eac
SHA256fbcca96792487a0dceab7cd9f41451b5b9b1761ac53f4142cd205832885a5eb2
SHA5124bd75ac44e4e763c0d7d2ca882aa437962223a348952ef777ef67e62d8c00db1f5f977b9c61aefc74730711642fd1e004731f56893a710aeb5f68122b6a46cdf
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2