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Resubmissions
27/03/2023, 08:26
230327-kcbk8see71 723/12/2022, 04:08
221223-eqd1maah8x 823/12/2022, 03:43
221223-d946gsfg43 8Analysis
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max time kernel
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max time network
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platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
27/03/2023, 08:26
Static task
static1
Behavioral task
behavioral1
Sample
b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe
Resource
win10v2004-20230220-en
General
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Target
b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe
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Size
1006KB
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MD5
8fb066db4762a35fac7f31cedd97cab7
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SHA1
5e77aa679dba9ce1ba300de84c40e86f4b8d3864
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SHA256
b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73
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SHA512
2d9104e01763315394103ca44b17ce702e7aa86e098c75f8497a2a9df175ef5ed53015b2520d7c35d2f713e566e4ae987aad9f4e1497b248bc3099f09b0ca498
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SSDEEP
24576:6RL1fJwm75YaYh0kpwIzOalXqBpSnJh9whgefucd9Tb7:CxRwm1lYhLpwISIXqzSn/9whBfbxb
Malware Config
Signatures
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 556 powershell.exe 960 b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 556 powershell.exe Token: SeDebugPrivilege 960 b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 960 wrote to memory of 556 960 b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe 27 PID 960 wrote to memory of 556 960 b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe 27 PID 960 wrote to memory of 556 960 b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe"C:\Users\Admin\AppData\Local\Temp\b7581c0e2dc71578ffd55e69ce2c306a4372b8d11a4f34d2eb2ba7780e757b73.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:960 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMwAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:556
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