Analysis
-
max time kernel
154s -
max time network
168s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
21-01-2022 23:18
Static task
static1
Behavioral task
behavioral1
Sample
d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe
Resource
win10-en-20211208
General
-
Target
d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe
-
Size
817KB
-
MD5
c2b21337f90d034c0fc4c3ffaa1e0c6d
-
SHA1
af2ebb666bda08e1832c504c61942aa92db10b03
-
SHA256
d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f
-
SHA512
b1b7067897445b895fc18523afe2887647f85485b86fb1cb15549c5001cefafd4a6082ea8201a7c5623ba992726f803082396c28d1ede6b82e0c948935442f8d
Malware Config
Extracted
remcos
2.5.0 Pro
VEINTISEIS
veintiseisremcs.duckdns.org:1011
-
audio_folder
MicRecords
-
audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
Remcos-H9SRG1
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
-
take_screenshot_title
wikipedia;solitaire;
Signatures
-
Blocklisted process makes network request 5 IoCs
Processes:
cmd.exeflow pid process 3 560 cmd.exe 4 560 cmd.exe 5 560 cmd.exe 7 560 cmd.exe 8 560 cmd.exe -
Loads dropped DLL 2 IoCs
Processes:
d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exerundll32.exepid process 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe 1576 rundll32.exe -
Drops file in Windows directory 1 IoCs
Processes:
cmd.exedescription ioc process File created C:\Windows\Tasks\finger.job cmd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies registry class 2 IoCs
Processes:
d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\bittorrent d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\bittorrent\EditFlags = 00000100 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
rundll32.exepid process 1576 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1576 rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
cmd.exepid process 560 cmd.exe -
Suspicious use of WriteProcessMemory 52 IoCs
Processes:
d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exerundll32.exedescription pid process target process PID 964 wrote to memory of 1576 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe rundll32.exe PID 964 wrote to memory of 1576 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe rundll32.exe PID 964 wrote to memory of 1576 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe rundll32.exe PID 964 wrote to memory of 1576 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe rundll32.exe PID 964 wrote to memory of 1576 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe rundll32.exe PID 964 wrote to memory of 1576 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe rundll32.exe PID 964 wrote to memory of 1576 964 d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe rundll32.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe PID 1576 wrote to memory of 560 1576 rundll32.exe cmd.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe"C:\Users\Admin\AppData\Local\Temp\d328fce566cf2ff066a42f8d9eecc3f62c918e91d4f59098f5f83e7ff4bfe75f.exe"1⤵
- Loads dropped DLL
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe PetioleLaryngology,Michelle2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Blocklisted process makes network request
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\CapeOocyteMD5
75895bad5dfdbfd8e6498116fb77e70f
SHA12912f2a3a2a8d2d6978cf752e44c1a6ff8e20748
SHA25649aa01f19390be57abb36696729debe1e596d71e629bb5b89f392056e2f5e0e3
SHA512752ade44abf1514a0848b4e81a47578bf69754cebdacda713d8bd453dd836fd4aa764c991f1f0ae26512b9a07dcd5cca24e23e2abef90ff82d56c653eaf2233d
-
C:\Users\Admin\AppData\Local\Temp\PetioleLaryngology.DLLMD5
b000a0f4ab9c6b2d8951bd1d947abc6f
SHA17caa54aee44e15976063bd63b937a4d5c205c663
SHA2565490f3ebd14e7c763fe83f032152ff583452777031dbd36bfb607d82a9b2e8d7
SHA512eb9fdc89c4f1bd9441dfea394d4f18e9bb4891b1bcae3de1c2e307f160edddfa134fffb25f0a528ee942c96d14cabc8f7035d2efb31097938ac73f8e04e21566
-
\Users\Admin\AppData\Local\Temp\PetioleLaryngology.dllMD5
b000a0f4ab9c6b2d8951bd1d947abc6f
SHA17caa54aee44e15976063bd63b937a4d5c205c663
SHA2565490f3ebd14e7c763fe83f032152ff583452777031dbd36bfb607d82a9b2e8d7
SHA512eb9fdc89c4f1bd9441dfea394d4f18e9bb4891b1bcae3de1c2e307f160edddfa134fffb25f0a528ee942c96d14cabc8f7035d2efb31097938ac73f8e04e21566
-
\Users\Admin\AppData\Local\Temp\nsy35C2.tmp\UserInfo.dllMD5
e167f9a565781a30c03ff10370033319
SHA11858758b076946073de375c6eb1bec9867aa3689
SHA256a912514823df595ba3a048099d3b89e925a4d41742afc67e772060952892f312
SHA51296d8f5ac8e2c0961ba71075de52d12515e7a058cddf3fa1ec14e77545b0b5f4e29324a13e2eb287a447f1d24dc9f09e0a70b0a25401b0ef8d90e6e4a96ce6c61
-
memory/560-64-0x0000000076EF0000-0x0000000077099000-memory.dmpFilesize
1.7MB
-
memory/560-69-0x0000000000090000-0x0000000000096000-memory.dmpFilesize
24KB
-
memory/560-70-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
-
memory/964-54-0x0000000075601000-0x0000000075603000-memory.dmpFilesize
8KB
-
memory/1576-60-0x0000000000120000-0x0000000000122000-memory.dmpFilesize
8KB
-
memory/1576-61-0x0000000076630000-0x0000000076665000-memory.dmpFilesize
212KB
-
memory/1576-62-0x0000000076EF0000-0x0000000077099000-memory.dmpFilesize
1.7MB