Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
23-05-2024 20:47
Behavioral task
behavioral1
Sample
8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe
Resource
win10v2004-20240426-en
General
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Target
8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe
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Size
29KB
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MD5
152770fe3e44d92e95b2f61a5d7e5730
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SHA1
1fc967ef1a1e4767ab6440f589a3accb42f319cd
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SHA256
8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604
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SHA512
0a55367d73d3d6d6007a36ebc9196a1b0dcaa2f5dc50c7b20cf89e2ebdd1991d617a68f9a474d84c6277f3f26fa41d21a9762e8cbed9a958841f7c672610192b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/o+qD:AEwVs+0jNDY1qi/qwX
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3004 services.exe -
resource yara_rule behavioral1/memory/2188-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0037000000015406-7.dat upx behavioral1/memory/3004-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2188-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3004-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-23-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2188-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3004-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2188-55-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3004-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2188-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3004-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-66.dat upx behavioral1/memory/3004-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2188-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3004-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2188-83-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2188-88-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3004-89-0x0000000000400000-0x0000000000408000-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" 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.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\services.exe 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe File opened for modification C:\Windows\java.exe 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe File created C:\Windows\java.exe 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2188 wrote to memory of 3004 2188 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe 28 PID 2188 wrote to memory of 3004 2188 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe 28 PID 2188 wrote to memory of 3004 2188 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe 28 PID 2188 wrote to memory of 3004 2188 8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe"C:\Users\Admin\AppData\Local\Temp\8562e4ddb301091b04b336e9f1b01ac2d84bf49ee57360abe761b43f88624604.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2188 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:3004
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5542999246f531b7843ad3a94c6abd91d
SHA1a8dd229fe031a1318d45e2d2e88e299d199c4a65
SHA2567628879d9fd4c60a2ed23a3bdf7875efd06f1aad9c4fdb72dce50b12d27bc32a
SHA51293faa63b270fa891a746a1269f9ff668445d8766bd945d53ceb7ad0ac5433a1c69cf4a0ce84bce58c5c8aaaec81b5e0717feb15490b4457e38c5a1159c5372da
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Filesize
320B
MD5f25df250b3a4b0eb18d1f8c61a086c3d
SHA1d4e4492a7f61823a6c55b224d82a1d7a36e1307e
SHA256020d3b292e5d6954aae35f43a3b6b9feebb4b29b61ebee70d4441aa1225b1de4
SHA512d79cc84528bc44cf1442ed6af861e455393251f7bd35b39bb0680c601db573df6855c6091c30370d00cb649a49b8d82bf3ba599889c20fe954694781f30f5f93
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2