Analysis
-
max time kernel
128s -
max time network
98s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
25-05-2024 04:26
Static task
static1
Behavioral task
behavioral1
Sample
70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe
Resource
win7-20240221-en
General
-
Target
70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe
-
Size
672KB
-
MD5
70da73aa37641731389f93982bbd68a7
-
SHA1
207d9e7fccf81b0ca2fceb0085eb8c71af86b8b2
-
SHA256
072af06267de015225401fdf15a685805e1205dc88078565012ca05c2a659774
-
SHA512
e9b2e198916e397f680d51f8831a13cfe09390f4939320adf52226834232f0ff3807c8a2e83d3dccfbcdb4ea3aeff8fe629f9b4c70225552754bbb2e6a78d0ef
-
SSDEEP
12288:6Dtr9rGclBsN6XX/K7W/Jjwh9xVfSC6zH7bkiKyRtTHPiaUIjR:6XrfiWXyCOh9xVf075KwKaBjR
Malware Config
Extracted
remcos
1.9.9 Pro
teams
kobiremcos2.punkdns.top:2563
kobiremcos3.punkdns.top:1989
kobiremcos.punkdns.top:3384
bio4kobs.geekgalaxy.com:3384
-
audio_folder
audio
-
audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
5
-
copy_file
remcos.exe
-
copy_folder
remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
install_path
%Temp%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
Remcos-VRVJ3M
-
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
Signatures
-
Drops startup file 2 IoCs
Processes:
70da73aa37641731389f93982bbd68a7_JaffaCakes118.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe70da73aa37641731389f93982bbd68a7_JaffaCakes118.exedescription pid process target process PID 1412 set thread context of 3008 1412 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe PID 3008 set thread context of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe -
Modifies registry class 2 IoCs
Processes:
70da73aa37641731389f93982bbd68a7_JaffaCakes118.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe70da73aa37641731389f93982bbd68a7_JaffaCakes118.exedescription pid process target process PID 1412 wrote to memory of 3008 1412 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe PID 1412 wrote to memory of 3008 1412 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe PID 1412 wrote to memory of 3008 1412 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe PID 1412 wrote to memory of 3008 1412 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe PID 1412 wrote to memory of 3008 1412 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe PID 3008 wrote to memory of 768 3008 70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe iexplore.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\70da73aa37641731389f93982bbd68a7_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1412-0-0x0000000000400000-0x0000000000582000-memory.dmpFilesize
1.5MB
-
memory/1412-1-0x0000000000690000-0x0000000000691000-memory.dmpFilesize
4KB
-
memory/1412-2-0x0000000000400000-0x0000000000582000-memory.dmpFilesize
1.5MB
-
memory/1412-4-0x0000000000690000-0x0000000000691000-memory.dmpFilesize
4KB
-
memory/1412-11-0x0000000000400000-0x0000000000582000-memory.dmpFilesize
1.5MB
-
memory/3008-5-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
-
memory/3008-8-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
-
memory/3008-10-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
-
memory/3008-14-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB