Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
23/06/2023, 07:48 UTC
Behavioral task
behavioral1
Sample
09951599.dll
Resource
win7-20230621-en
4 signatures
150 seconds
General
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Target
09951599.dll
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Size
92KB
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MD5
247101673bf2290c2dbb8bd68b20eaab
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SHA1
2c3d36aad7568abbfb024f96262b17750e7982c6
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SHA256
c33f729632291165c7d67f7de4174472f43623df95d2ec4c522470b9515927bd
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SHA512
332d7463118b21d2c81c939447eab9be120752823ca0b067484cebad3dcb6ff0b52a2d4e5bf8317383144692b0c30521f86a1d703c7b875307e548fe19d7ae9b
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SSDEEP
1536:0S0ZG4UMpzNFj5OKAWmlrYZRJmnPeUsgqzbLMsNOxBznt:0SAbAKAWmqYnPeUstzDMxBzn
Malware Config
Signatures
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Blocklisted process makes network request 29 IoCs
flow pid Process 1 3388 rundll32.exe 3 3388 rundll32.exe 4 3388 rundll32.exe 5 3388 rundll32.exe 6 3388 rundll32.exe 8 3388 rundll32.exe 9 3388 rundll32.exe 10 3388 rundll32.exe 12 3388 rundll32.exe 17 3388 rundll32.exe 21 3388 rundll32.exe 24 3388 rundll32.exe 25 3388 rundll32.exe 26 3388 rundll32.exe 27 3388 rundll32.exe 28 3388 rundll32.exe 29 3388 rundll32.exe 30 3388 rundll32.exe 31 3388 rundll32.exe 32 3388 rundll32.exe 33 3388 rundll32.exe 34 3388 rundll32.exe 35 3388 rundll32.exe 36 3388 rundll32.exe 37 3388 rundll32.exe 38 3388 rundll32.exe 39 3388 rundll32.exe 40 3388 rundll32.exe 41 3388 rundll32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3388 rundll32.exe 3388 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1928 wrote to memory of 3388 1928 rundll32.exe 80 PID 1928 wrote to memory of 3388 1928 rundll32.exe 80 PID 1928 wrote to memory of 3388 1928 rundll32.exe 80
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\09951599.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\09951599.dll,#12⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:3388
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Network
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Remote address:8.8.8.8:53Request210.80.52.64.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request44.8.109.52.in-addr.arpaIN PTRResponse
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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322 B 7
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264 B 467 B 5 4
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322 B 7
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322 B 7
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322 B 7
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322 B 7
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264 B 467 B 5 4
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322 B 7
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264 B 467 B 5 4
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322 B 7
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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264 B 467 B 5 4
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172 B 52 B 3 1