Analysis
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max time kernel
118s -
max time network
121s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
02-02-2025 09:56
General
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Target
6455edf671362bff99424c329856d1c28b02ed39c45dad8cfa2fda18e9ae236cN.exe
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Size
558KB
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MD5
39364ae4b3deed920bcfe9e893d73980
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SHA1
3c762c7269bae09bb8340c6bfc5467c48a49c126
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SHA256
6455edf671362bff99424c329856d1c28b02ed39c45dad8cfa2fda18e9ae236c
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SHA512
1cfde0cc995b70added907388f687bfc9654ec27529a2c348e8692415b2ea8aaf0dacbd18e137e1758157d4bcb0d6de58ffc5472651f6df33163d9824a162186
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SSDEEP
12288:D13ak/mBXTG4/1vN8KI7ZnMEF7nfJqmsvZQBSoBjvrEH7x:pak/mBXTV/RNnEF7fgFZ+DrEH7x
Malware Config
Extracted
remcos
09 ENERO
bienvenidoperezlora.kozow.com:1880
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audio_folder
MicRecords
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audio_path
ApplicationPath
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-4QLQ2T
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Floxif family
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Floxif, Floodfix
Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Remcos family
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Detects Floxif payload 1 IoCs
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
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Loads dropped DLL 1 IoCs
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Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
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UPX packed file 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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Drops file in Program Files directory 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 6 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\6455edf671362bff99424c329856d1c28b02ed39c45dad8cfa2fda18e9ae236cN.exe"C:\Users\Admin\AppData\Local\Temp\6455edf671362bff99424c329856d1c28b02ed39c45dad8cfa2fda18e9ae236cN.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
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Filesize
175B
MD51130c911bf5db4b8f7cf9b6f4b457623
SHA148e734c4bc1a8b5399bff4954e54b268bde9d54c
SHA256eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1
SHA51294e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0
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Filesize
144B
MD5415eb7acedb423885ddbb1e8be28f549
SHA12e429cf1187928ca93595b266e4e07ba3f7c829f
SHA25683a3255fac35897c35613b92c73f5b5d6414632d8c04f9f4a499e006a4d18c7b
SHA512a735ad58d2b77a855503dfb2183c8ead361af3ccbb9d54a6192420b5b594f836807f25d04b194fc1bfc7cfde20b6e0ceecfc99d6e7ca5ed14782f31656555804
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Filesize
512KB
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Filesize
512KB
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Filesize
512KB
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Filesize
512KB
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Filesize
192KB
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Filesize
192KB
-
Filesize
192KB
-
Filesize
192KB
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Filesize
512KB
-
Filesize
512KB
-
Filesize
512KB
-
Filesize
512KB
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Filesize
512KB
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Filesize
192KB
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Filesize
512KB
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Filesize
512KB