Analysis
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max time kernel
103s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
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submitted
02/01/2023, 00:20
General
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Target
Fluxus V7.exe
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Size
3.9MB
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MD5
d2b4995ac8dc61350448507925ff7190
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SHA1
1e046e6d6e30090dc5100c7b8e76d6baee236842
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SHA256
a11d16bd42758b32c596e0ce2cd210429a8f76107f906dd6755becb39c931042
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SHA512
8d33911caa39dbacd06a04e9cedbbe565812f66e0c71e4149d3d030f12122631d20cb9aebce279d1b698197f26357f2330bf7207c43e6b1c64c62816eabcfd4a
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SSDEEP
49152:/gLIR9JyCns59qfuce05XlWycazyClY1YH8PnGpv80tbvvqVUcU:/gLIRfyC7egWJa3lY1U82kmvvoUc
Malware Config
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL 1 IoCs
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Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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Drops file in Program Files directory 3 IoCs
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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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Enumerates system info in registry 2 TTPs 2 IoCs
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Modifies system certificate store 2 TTPs 3 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Fluxus V7.exe"C:\Users\Admin\AppData\Local\Temp\Fluxus V7.exe"1⤵
- Checks computer location settings
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Fluxus\Fluxus V7.exe"C:\Users\Admin\AppData\Local\Temp\Fluxus\Fluxus V7.exe" /C Inject.bat2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
3.4MB
MD55d3b12419140903e475fa8698f3f0b0c
SHA1adea58669b3a0823314d0e873376079a76b2c9da
SHA256a0f0c0265b7074c9dc8237f28c6a80c536517c77df9b5d64a062bfa9877d619e
SHA512acad9314a0a3fda25e64215b0acb1e3e17c3616953a29d501ea666f17c054a420e0424d448594cbc1b751ead1be5093ada1aed845901588dcee8522a4619d218
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Filesize
3.4MB
MD55d3b12419140903e475fa8698f3f0b0c
SHA1adea58669b3a0823314d0e873376079a76b2c9da
SHA256a0f0c0265b7074c9dc8237f28c6a80c536517c77df9b5d64a062bfa9877d619e
SHA512acad9314a0a3fda25e64215b0acb1e3e17c3616953a29d501ea666f17c054a420e0424d448594cbc1b751ead1be5093ada1aed845901588dcee8522a4619d218
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Filesize
4.3MB
MD56321b1bd7d74e80b6926ccb7627ef35f
SHA16b49ca7be20a3816487fe304d0584d7130e26107
SHA2560ab5809ff6a0f2b24e03ad2054cea5f8161458b11f3a2335f2eb8b2726545c37
SHA5120cba677e5333d54d0bc6d9880039c67fc51de5667f77144b30968bb9314c2cb1f8362d7e7e2e4ac6ca8c23ce4b8d4b30b4ad7ab40fb4b51006f0517f57ef8d93
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Filesize
296KB
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Filesize
136KB
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Filesize
56KB
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Filesize
6.2MB
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Filesize
104KB
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Filesize
216KB
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Filesize
6.5MB
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Filesize
600KB
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Filesize
136KB
-
Filesize
408KB
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Filesize
120KB
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Filesize
4.0MB
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Filesize
408KB
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Filesize
224KB
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Filesize
120KB
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Filesize
40KB
-
Filesize
56KB
-
Filesize
104KB
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Filesize
32KB
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Filesize
32KB
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Filesize
40KB
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Filesize
72KB
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Filesize
5.6MB
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Filesize
32KB
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Filesize
584KB
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Filesize
3.5MB
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Filesize
6.9MB