Analysis
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max time kernel
132s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
13-10-2023 17:14
Static task
static1
Behavioral task
behavioral1
Sample
FiddlerSetup.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
FiddlerSetup.exe
Resource
win10v2004-20230915-en
General
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Target
FiddlerSetup.exe
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Size
6.5MB
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MD5
7fd1119b5f29e4094228dabf57e65a9d
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SHA1
1a4e248bfe07f8c65ce68b4f29013442be6ef7c7
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SHA256
5c92f0738c290eac319d4ac3006b5725f1d2163fbfe68dbb2047e07920f4d5e8
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SHA512
20d22e16f5c285bd6ffdf3620762c340ffb97cc51c5080717b87442f29a14271644351b082392d9fb2fd1ce40a1fe56a4e6592a290d67f5c587e8e9eb2f33787
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SSDEEP
196608:Q962sDwuahkk8ZaQd9NCMbw4fO0ADH6Op:Q5uAkk8ZBCuXfjADH6s
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
FiddlerSetup.exepid process 3652 FiddlerSetup.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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NSIS installer 4 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Local\Temp\nszB806.tmp\FiddlerSetup.exe nsis_installer_1 C:\Users\Admin\AppData\Local\Temp\nszB806.tmp\FiddlerSetup.exe nsis_installer_2 C:\Users\Admin\AppData\Local\Temp\nszB806.tmp\FiddlerSetup.exe nsis_installer_1 C:\Users\Admin\AppData\Local\Temp\nszB806.tmp\FiddlerSetup.exe nsis_installer_2 -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
FiddlerSetup.exedescription pid process target process PID 4148 wrote to memory of 3652 4148 FiddlerSetup.exe FiddlerSetup.exe PID 4148 wrote to memory of 3652 4148 FiddlerSetup.exe FiddlerSetup.exe PID 4148 wrote to memory of 3652 4148 FiddlerSetup.exe FiddlerSetup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\FiddlerSetup.exe"C:\Users\Admin\AppData\Local\Temp\FiddlerSetup.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4148 -
C:\Users\Admin\AppData\Local\Temp\nszB806.tmp\FiddlerSetup.exe"C:\Users\Admin\AppData\Local\Temp\nszB806.tmp\FiddlerSetup.exe" /D=2⤵
- Executes dropped EXE
PID:3652
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.2MB
MD5092879b4ec0b7a59be6273035da99e27
SHA1282f2602469017d4d8401e84e248a6c138b7de97
SHA25687d5fd5bfadffa31f6b72923be4d4a46335b3e32a4f6e306f90d04d4aed49c50
SHA512dde4050f6a26dc0feecb7a7f2563f33db5615c15c0dd1f3e6bf8ff8aa3a4ced68a53ae66c179f56dda5a50185b5053460e63c5a0489b141d11372aacfcea4cf9
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Filesize
3.2MB
MD5092879b4ec0b7a59be6273035da99e27
SHA1282f2602469017d4d8401e84e248a6c138b7de97
SHA25687d5fd5bfadffa31f6b72923be4d4a46335b3e32a4f6e306f90d04d4aed49c50
SHA512dde4050f6a26dc0feecb7a7f2563f33db5615c15c0dd1f3e6bf8ff8aa3a4ced68a53ae66c179f56dda5a50185b5053460e63c5a0489b141d11372aacfcea4cf9