Analysis
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max time kernel
166s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
12-07-2022 13:55
Static task
static1
Behavioral task
behavioral1
Sample
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
Resource
win10v2004-20220414-en
General
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Target
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
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Size
239KB
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MD5
70e4f687246a47cec452122577f458be
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SHA1
4b33871966fc98360918bbd5231dc7f2eb9bd3b7
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SHA256
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876
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SHA512
16e75542f96a8f985c1a7d3a6d012d8e0314a8b68f095217acae60c475c6de34408f8029650349536a95fdc094b9e2acbbaa256b65cc939c4025b6e7ab858594
Malware Config
Signatures
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Locky
Ransomware strain released in 2016, with advanced features like anti-analysis.
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Loads dropped DLL 1 IoCs
Processes:
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exepid process 4788 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exedescription pid process target process PID 4788 set thread context of 1888 4788 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exepid process 4788 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exedescription pid process target process PID 4788 wrote to memory of 1888 4788 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe PID 4788 wrote to memory of 1888 4788 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe PID 4788 wrote to memory of 1888 4788 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe PID 4788 wrote to memory of 1888 4788 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"2⤵PID:1888
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
11KB
MD5ca332bb753b0775d5e806e236ddcec55
SHA1f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f
SHA256df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d
SHA5122de0956a1ad58ad7086e427e89b819089f2a7f1e4133ed2a0a736adc0614e8588ebe2d97f1b59ab8886d662aeb40e0b4838c6a65fbfc652253e3a45664a03a00