Analysis
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max time kernel
145s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20231023-en -
resource tags
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submitted
04-11-2023 04:07
General
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Target
ef37f16794f5d0f60e1536081664528804a03c6dd7c53ce4a023c68fc6498d4b.exe
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Size
5.6MB
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MD5
2d47febcb2c07d0f70c59031e49533f6
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SHA1
d39b7edb2e78e7460e15295899e4a2c8794da5b2
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SHA256
ef37f16794f5d0f60e1536081664528804a03c6dd7c53ce4a023c68fc6498d4b
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SHA512
81ff059bfc16ab59cff4688d47ee54a2ba76e5e8177fcf70d918e9db0e21290e4e19adb3ed8030b28ae92ae9d694bcde44a822009cc601bd24d6d5eda03f7f95
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SSDEEP
98304:OiRmxZFsM4kxzDcT+GcY437KvDwEHuujlsaSzsC0p43MpQdZ9nc+fsCb+oSBAON6:7Rm1syxacY48eda2TMpQdZ9nc+fyhNjG
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
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Loads dropped DLL 1 IoCs
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Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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Drops file in Program Files directory 34 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs net.exe
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Suspicious use of WriteProcessMemory 15 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ef37f16794f5d0f60e1536081664528804a03c6dd7c53ce4a023c68fc6498d4b.exe"C:\Users\Admin\AppData\Local\Temp\ef37f16794f5d0f60e1536081664528804a03c6dd7c53ce4a023c68fc6498d4b.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-9MFR9.tmp\is-H0K8K.tmp"C:\Users\Admin\AppData\Local\Temp\is-9MFR9.tmp\is-H0K8K.tmp" /SL4 $7011E "C:\Users\Admin\AppData\Local\Temp\ef37f16794f5d0f60e1536081664528804a03c6dd7c53ce4a023c68fc6498d4b.exe" 5597940 1418242⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 23⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 24⤵
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C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe"C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe" -i3⤵
- Executes dropped EXE
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C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe"C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster_1121.exe" -s3⤵
- Executes dropped EXE
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4.4MB
MD581bf17b6bc712eec07e481349afc3dbc
SHA1eedecca191d3a6b1f16483714343fe1019d7fc62
SHA25681baf334067384061f84fb8335cd811aa22984601ad103e3f575f0a5cb9a639b
SHA5123aa53bfc176d2313e7a02c8f3511e1892adcacf02ee28135e5ae46b1224fdfaef6ddcba8b5f9b340c40c39d22b87d23468401df2c84ac57c57fdeabf2f302171
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Filesize
4.4MB
MD581bf17b6bc712eec07e481349afc3dbc
SHA1eedecca191d3a6b1f16483714343fe1019d7fc62
SHA25681baf334067384061f84fb8335cd811aa22984601ad103e3f575f0a5cb9a639b
SHA5123aa53bfc176d2313e7a02c8f3511e1892adcacf02ee28135e5ae46b1224fdfaef6ddcba8b5f9b340c40c39d22b87d23468401df2c84ac57c57fdeabf2f302171
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Filesize
4.4MB
MD581bf17b6bc712eec07e481349afc3dbc
SHA1eedecca191d3a6b1f16483714343fe1019d7fc62
SHA25681baf334067384061f84fb8335cd811aa22984601ad103e3f575f0a5cb9a639b
SHA5123aa53bfc176d2313e7a02c8f3511e1892adcacf02ee28135e5ae46b1224fdfaef6ddcba8b5f9b340c40c39d22b87d23468401df2c84ac57c57fdeabf2f302171
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Filesize
642KB
MD5e57693101a63b1f934f462bc7a2ef093
SHA12748ea8c66b980f14c9ce36c1c3061e690cf3ce7
SHA25671267ff94c9fc72cbffaeed3bc2f33cef1eeb1887c29c574d7f26595d1a6235f
SHA5123dcda686a85b19a9c7b4c96d132e90ed43c7df13ce9456beb2b88c278d8068cc3abcbfe25b1607c7b8281d276efb24809730f352927b326254f3208cbdf54a3e
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Filesize
642KB
MD5e57693101a63b1f934f462bc7a2ef093
SHA12748ea8c66b980f14c9ce36c1c3061e690cf3ce7
SHA25671267ff94c9fc72cbffaeed3bc2f33cef1eeb1887c29c574d7f26595d1a6235f
SHA5123dcda686a85b19a9c7b4c96d132e90ed43c7df13ce9456beb2b88c278d8068cc3abcbfe25b1607c7b8281d276efb24809730f352927b326254f3208cbdf54a3e
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
4.4MB
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Filesize
656KB
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Filesize
4.4MB
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Filesize
4.4MB
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Filesize
4.4MB
-
Filesize
4.4MB
-
Filesize
4.4MB
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Filesize
4.4MB
-
Filesize
4.4MB
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Filesize
4.4MB
-
Filesize
4.4MB
-
Filesize
4.4MB
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Filesize
4.4MB
-
Filesize
4.4MB
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Filesize
4.4MB
-
Filesize
4.4MB
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Filesize
4.4MB
-
Filesize
4.4MB
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Filesize
4.4MB
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Filesize
656KB
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Filesize
656KB
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Filesize
828KB
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Filesize
4KB
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Filesize
4KB
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Filesize
164KB
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Filesize
164KB
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Filesize
4.4MB
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Filesize
4.4MB
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Filesize
4.4MB
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Filesize
4.4MB