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Analysis
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max time kernel
151s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 14:03
Behavioral task
behavioral1
Sample
ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe
Resource
win10v2004-20220812-en
General
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Target
ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe
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Size
376KB
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MD5
b9cdc9775b5efd4d5974c1f6e4e25a3c
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SHA1
5fe0fbc8808f0a0cfb75816b904ed3cc2c0cb827
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SHA256
ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775
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SHA512
56c9a49eed7d0cf9cc989611da76139c4b987282a299f0644d2bcfd7992540a6f25dba9173ca154cd83273d537e09a3a845d4e50f5bccf2dccad6e2e84742017
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SSDEEP
6144:QGzRxSVtp0l6whGfsKR+zkBpTaa5tJH7i:jt0VPFfsKAkrbPl7i
Malware Config
Signatures
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Gh0st RAT payload 1 IoCs
resource yara_rule behavioral1/memory/1616-58-0x0000000000400000-0x00000000004F1000-memory.dmp family_gh0strat -
Executes dropped EXE 1 IoCs
pid Process 1616 (null)0.exe -
resource yara_rule behavioral1/files/0x000a0000000122e9-56.dat upx behavioral1/memory/1616-58-0x0000000000400000-0x00000000004F1000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe" ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification \??\c:\Windows\BJ.exe ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe File created \??\c:\Windows\(null)0.exe ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe File created \??\c:\Windows\BJ.exe ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1064 wrote to memory of 1616 1064 ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe 28 PID 1064 wrote to memory of 1616 1064 ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe 28 PID 1064 wrote to memory of 1616 1064 ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe 28 PID 1064 wrote to memory of 1616 1064 ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe"C:\Users\Admin\AppData\Local\Temp\ccf51dd39652a4ba353a55bc00952302b2c54b5a73e8547ac0d0e3fdfff35775.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1064 -
\??\c:\Windows\(null)0.exec:\Windows\(null)0.exe2⤵
- Executes dropped EXE
PID:1616
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
376KB
MD5aeac1f42453059be4a43ffdd36483c1e
SHA1ab51bd1081fae3d82d5f301f9a3491f76030ad00
SHA25653b963c380c7e59ccdbf4f9b11da8fdb7786a92aa7ef2c3a34953c4263a397c9
SHA51236147c4ea10bae15c453ed305b8e8db2fa78f0be3c41a38630fc322e070dc0f33838a6140bd8ff5c96de1703112b2b771d0585408413d1ca31f9f9af0ff39736