Analysis
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max time kernel
126s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
16-11-2023 08:16
General
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Target
iexplore.exe
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Size
140KB
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MD5
e773c6482e29b3011deeb8fafbde9468
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SHA1
68e66d3b862f7ddc310e55c77ff5feb96d603664
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SHA256
37c641d102d41be8aab7c1da181dbd72eb5cdde7ff675f69e82faef31226188d
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SHA512
14f237568ac95c1c8584d0c8f619a27d6042964240a6fb3897b70a05e0bc51c9b419149a41989a1d255fb6eb4d2392af2b133aeddff185ce5fae4dacd3267cac
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SSDEEP
1536:Vua+BTv3tIO8MtM+/6jRVGIk1MgHjsPGYYwOda2CqqZOIgQJb0lfjtO+vbWL8xJb:Vn+htWMtf+7GZYGVA2QJgi8xJLDoU
Malware Config
Signatures
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FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
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Fatal Rat payload 1 IoCs
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Executes dropped EXE 2 IoCs
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Drops file in Windows directory 4 IoCs
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Modifies data under HKEY_USERS 6 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\iexplore.exe"C:\Users\Admin\AppData\Local\Temp\iexplore.exe"1⤵
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Pqrstu.exeC:\Windows\Pqrstu.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Pqrstu.exeC:\Windows\Pqrstu.exe Win72⤵
- Executes dropped EXE
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
140KB
MD5e773c6482e29b3011deeb8fafbde9468
SHA168e66d3b862f7ddc310e55c77ff5feb96d603664
SHA25637c641d102d41be8aab7c1da181dbd72eb5cdde7ff675f69e82faef31226188d
SHA51214f237568ac95c1c8584d0c8f619a27d6042964240a6fb3897b70a05e0bc51c9b419149a41989a1d255fb6eb4d2392af2b133aeddff185ce5fae4dacd3267cac
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Filesize
140KB
MD5e773c6482e29b3011deeb8fafbde9468
SHA168e66d3b862f7ddc310e55c77ff5feb96d603664
SHA25637c641d102d41be8aab7c1da181dbd72eb5cdde7ff675f69e82faef31226188d
SHA51214f237568ac95c1c8584d0c8f619a27d6042964240a6fb3897b70a05e0bc51c9b419149a41989a1d255fb6eb4d2392af2b133aeddff185ce5fae4dacd3267cac
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Filesize
140KB
MD5e773c6482e29b3011deeb8fafbde9468
SHA168e66d3b862f7ddc310e55c77ff5feb96d603664
SHA25637c641d102d41be8aab7c1da181dbd72eb5cdde7ff675f69e82faef31226188d
SHA51214f237568ac95c1c8584d0c8f619a27d6042964240a6fb3897b70a05e0bc51c9b419149a41989a1d255fb6eb4d2392af2b133aeddff185ce5fae4dacd3267cac
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Filesize
112KB