Analysis
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max time kernel
88s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
09-01-2023 15:12
Static task
static1
Behavioral task
behavioral1
Sample
geek.exe
Resource
win7-20221111-en
General
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Target
geek.exe
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Size
6.3MB
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MD5
234f314f904536e9ea73f52e1f0ffa13
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SHA1
430d72aad2930ef28d9270db87bb14260d3e613f
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SHA256
7142ba9a0a96e7184d8da2d5514d4416191494cc709f424f924ceb26332171ec
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SHA512
24c1e1b85486b49263ef4fdfc34f68f3b0f78f83da77e9a8fc0f8f27b51beaf25d70c64fd07c10e35a2593d359c742759a63c0ff985eea630c0588af96af49f0
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SSDEEP
98304:3qJbc5xtz+kl/m5lifMc/PKkuExnaZ/l+7Y1rtJKCg85:6Jk+y/mnifVKkbaZ/l+7Y1rtECg85
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2656 geek64.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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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 use of SetWindowsHookEx 8 IoCs
pid Process 4056 geek.exe 2656 geek64.exe 2656 geek64.exe 2656 geek64.exe 2656 geek64.exe 2656 geek64.exe 2656 geek64.exe 2656 geek64.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4056 wrote to memory of 2656 4056 geek.exe 80 PID 4056 wrote to memory of 2656 4056 geek.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\geek.exe"C:\Users\Admin\AppData\Local\Temp\geek.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Users\Admin\AppData\Local\Temp\geek64.exeC:\Users\Admin\AppData\Local\Temp\geek64.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2656
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.5MB
MD52062e8118cf10d1fba19a80a885c80f0
SHA17e4a6fee0595832708b9cc9ee9b7d589f9c2bcc8
SHA256316fbec9eca41deef9a63837dfaf4de4369ca507c5b2143cd3a805cb238e5057
SHA512684533abd11842833a0a4bab308c5a06253307dd8f0297211624eb1acd36ade78bf85a19cf2c8f0cc0cf85593732ebd612d6c32ce49eff284ebd6d7e8aa922b2