Analysis
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max time kernel
153s -
max time network
156s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
30-01-2022 15:26
Static task
static1
Behavioral task
behavioral1
Sample
74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exe
Resource
win7-en-20211208
General
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Target
74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exe
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Size
339KB
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MD5
ce99acef7ce6150b312c1bed87796d18
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SHA1
3a65745dee2afbffe00569c83572723fd8c04e76
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SHA256
74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d
-
SHA512
e18485fadf0f185142c0d7d6fb3c8d97457b9fe18cf28501077d3d38b2bfa833c5c4320bd381d0eba1e79fb486820491f4a502714d495a705f57aafbf5f89d0f
Malware Config
Extracted
remcos
2.6.0 Pro
AURORA
shark.vfpi2hz38p.icu:2047
-
audio_folder
MicRecords
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audio_path
%AppData%
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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
true
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install_flag
false
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install_path
%AppData%
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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
rcm
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keylog_path
%AppData%
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mouse_option
false
-
mutex
rcm-RFX54B
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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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startup_value
remcos
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take_screenshot_option
false
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take_screenshot_time
5
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take_screenshot_title
wikipedia;solitaire;
Signatures
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Loads dropped DLL 1 IoCs
Processes:
rundll32.exepid process 3064 rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
rundll32.exepid process 3064 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 3064 rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
cmd.exepid process 2868 cmd.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exerundll32.exedescription pid process target process PID 2740 wrote to memory of 3064 2740 74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exe rundll32.exe PID 2740 wrote to memory of 3064 2740 74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exe rundll32.exe PID 2740 wrote to memory of 3064 2740 74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exe rundll32.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe PID 3064 wrote to memory of 2868 3064 rundll32.exe cmd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exe"C:\Users\Admin\AppData\Local\Temp\74d007f53159bdcc2cc9e3496f165720d174210719a7a8a7abc0c133ab296b9d.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe Urochrome,Semantemes2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\SitatungaMD5
c9e32cbdb0f1b7c7462335cb9c9190e7
SHA11755f95a64711a81979355e90ccfe97ac2c1ac56
SHA256ab0da0dcda3a040479e8792aa72a56cacbb775989a907bf492c278530adfd92c
SHA5125bef1781f8d243e17a4e0a112bfbc3bdb05eea2da03e50e6e62423e037cf7942cffe1b4f3b225098fb43eb6ad72507d7e993647d2a4996acd638bd6f82e82fe2
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C:\Users\Admin\AppData\Local\Temp\Urochrome.DLLMD5
4c99079ba419c1d49f53e5138b3898bd
SHA1645cf453caf616e5056447f1305efd4d22416ce0
SHA2562c00eb1c5733e03f3bafb0606f9df2c76a52c76fd9359e97ca7569392b5e5ce4
SHA51258e060f7594f72202326daec506fd664ce8ee34c3a93ac8b8cb226fa1b8ef8804392dfeaefe960029bee384411346513bf36978cc88d8ccf04ec0125bf691528
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\Users\Admin\AppData\Local\Temp\Urochrome.dllMD5
4c99079ba419c1d49f53e5138b3898bd
SHA1645cf453caf616e5056447f1305efd4d22416ce0
SHA2562c00eb1c5733e03f3bafb0606f9df2c76a52c76fd9359e97ca7569392b5e5ce4
SHA51258e060f7594f72202326daec506fd664ce8ee34c3a93ac8b8cb226fa1b8ef8804392dfeaefe960029bee384411346513bf36978cc88d8ccf04ec0125bf691528
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memory/2868-124-0x0000000077DD9000-0x0000000077DDA000-memory.dmpFilesize
4KB
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memory/2868-130-0x00007FFF076C0000-0x00007FFF0789B000-memory.dmpFilesize
1.9MB
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memory/2868-135-0x0000000002DF0000-0x0000000002DF6000-memory.dmpFilesize
24KB
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memory/2868-156-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/3064-121-0x0000000077100000-0x0000000077167000-memory.dmpFilesize
412KB
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memory/3064-122-0x00007FFF076C0000-0x00007FFF0789B000-memory.dmpFilesize
1.9MB
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memory/3064-123-0x0000000000AA0000-0x0000000000AA2000-memory.dmpFilesize
8KB