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Analysis
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max time kernel
120s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
14/11/2023, 19:15
Static task
static1
Behavioral task
behavioral1
Sample
b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe
Resource
win10v2004-20231023-en
General
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Target
b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe
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Size
2.0MB
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MD5
58eb1771504e5dc3fad0d7339c8ae1d8
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SHA1
29b8f05728ca59d82927458097edae84f82cfc5c
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SHA256
b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc
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SHA512
5f9d5b8bdd9d26e6570b24f168b41d29326aefb201468890b8b1cfccaed166418c7c8e26bbf7bc9fc1bedd480b8783bdb474fbe0eae8a7c237a8c5a24b4a9133
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SSDEEP
49152:NSE8T6ifjz5uLN8J24pkypkkkXUzqnLnteAVD/Oo2TC33GdQLNR:0E8Frz88YkAV/yTaWaR
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 1336 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe -
Executes dropped EXE 1 IoCs
pid Process 1336 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe -
Loads dropped DLL 1 IoCs
pid Process 1672 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1336 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1672 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 1336 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1672 wrote to memory of 1336 1672 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe 29 PID 1672 wrote to memory of 1336 1672 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe 29 PID 1672 wrote to memory of 1336 1672 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe 29 PID 1672 wrote to memory of 1336 1672 b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe"C:\Users\Admin\AppData\Local\Temp\b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Users\Admin\AppData\Local\Temp\b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exeC:\Users\Admin\AppData\Local\Temp\b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1336
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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C:\Users\Admin\AppData\Local\Temp\b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe
Filesize2.0MB
MD5c7d4771fcb07d3fe29ea37a607b216dd
SHA1b79785ecf7ff98fa4c5b96919e2dc50518b5a341
SHA2567f05cadfeca84451f4a7eb984a39c16e4acb5ebbb848ea3493d6cc3f3a2f7ef8
SHA5128fd49538fab6f56bf63f00bf574cbd966c4a2566e1e3bf74f5299f61afae7db825983adccaca4baa307ecb480d20f2ec09a9395436770918d0d0b8d065ce9f9b
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\Users\Admin\AppData\Local\Temp\b7bb41cc45beeeda3adf04ec2ccf000de0dcf8aa27910bd0630dce3f4295aefc.exe
Filesize2.0MB
MD5c7d4771fcb07d3fe29ea37a607b216dd
SHA1b79785ecf7ff98fa4c5b96919e2dc50518b5a341
SHA2567f05cadfeca84451f4a7eb984a39c16e4acb5ebbb848ea3493d6cc3f3a2f7ef8
SHA5128fd49538fab6f56bf63f00bf574cbd966c4a2566e1e3bf74f5299f61afae7db825983adccaca4baa307ecb480d20f2ec09a9395436770918d0d0b8d065ce9f9b