Analysis
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max time kernel
152s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06/12/2022, 14:25
Static task
static1
Behavioral task
behavioral1
Sample
04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe
Resource
win7-20221111-en
General
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Target
04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe
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Size
252KB
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MD5
f256534940a4f46eef218677849b4b69
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SHA1
f408d6e12ec35dc97b693e3eb5293ccbf449cf83
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SHA256
04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b
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SHA512
334ce2aab63bec0e34543d374cee01ad25a441ea0b6d387419f658cf68fe8ec628fc83b8785dca820a8d155bf25d09bb069358429f695d325683c96adf086bfe
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SSDEEP
6144:fAr3SgAOYFnOhqlqUOa1MnYPrO3DFoRGTYCCWga4qD+g:IbSjNnKqYUO7YPrO3oG0ja8g
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3912 04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe -
resource yara_rule behavioral2/memory/3912-139-0x0000000000400000-0x000000000046B000-memory.dmp upx -
Loads dropped DLL 1 IoCs
pid Process 3912 04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2056 3912 WerFault.exe 80 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4864 wrote to memory of 3912 4864 04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe 80 PID 4864 wrote to memory of 3912 4864 04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe 80 PID 4864 wrote to memory of 3912 4864 04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe"C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39b.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4864 -
C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exeC:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3912 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3912 -s 101843⤵
- Program crash
PID:2056
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3912 -ip 39121⤵PID:5068
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe
Filesize169KB
MD5335f0aeb047ac7782090828b5d4fa10e
SHA173355b1c843bec7be94b0a39efb5ff3b1b4ee547
SHA2566df4c841c30d414cfee93573963036abfd669627081705c6a0d9e65fd6846f53
SHA512635d1e473a0f2cebad020f80e211b55bcb12742ddde1e65db182b077c8873f639b491ab8d11a6781095cf16729e03f93696514de72b58efad8157fad3ff399f1
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C:\Users\Admin\AppData\Local\Temp\04450411430a597471376becdf83d43ebc9fe0c1be0c4dc23ff244664fc5d39bmgr.exe
Filesize169KB
MD5335f0aeb047ac7782090828b5d4fa10e
SHA173355b1c843bec7be94b0a39efb5ff3b1b4ee547
SHA2566df4c841c30d414cfee93573963036abfd669627081705c6a0d9e65fd6846f53
SHA512635d1e473a0f2cebad020f80e211b55bcb12742ddde1e65db182b077c8873f639b491ab8d11a6781095cf16729e03f93696514de72b58efad8157fad3ff399f1
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Filesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219