remcos | f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 02:01

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General

Target
f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe
Size 3.4MB
Sample240625-cfn2qsyamn
SHA256 f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4
MD5 f63122fc4b0c96f8b0b973eca4b964c7
SHA1 d6a318bcbcf66741c149cf8400e871e88a25c480
SHA512 df35620c526cb36e3a9d4a7e5d67e88d39123702c118992ee4a052994501210d08e58304d67593f611f3c5b86c5ad2c8f50176af871d7a16baf8e069c2d54cc6
SSDEEP 24576:7l/RL9ZVoj/NAPgUbuci4IKZuXRfpcE/07:5pL9ZVojlAPxbuciYAhfpp/A
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

23.95.60.82:4445

Attributes

audio_folder
MicRecords
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
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-RZFAP6
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 684 set thread context of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1684	iexplore.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 2004	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	81
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 5012	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	82
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83
PID 684 wrote to memory of 1684	684	f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe	83

C:\Users\Admin\AppData\Local\Temp\f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe
"C:\Users\Admin\AppData\Local\Temp\f90e79ce4d5d11db542e5b30fdc7fe992f9e38fe400a67dbd7845d493107e1d4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:684
- C:\Windows\System32\calc.exe
  "C:\Windows\System32\calc.exe"
  2⤵
  PID:2004
- C:\Windows\System32\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  PID:5012
- C:\Program Files (x86)\Internet Explorer\iexplore.exe
  "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1684

Network

MITRE ATT&CK Matrix

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Downloads

logs.dat

Path C:\ProgramData\remcos\logs.dat
Size 144B
SHA256 60ab49ced8af1291f81679d213868e2fbc06ac9f5b28a5b925548e38253ffa8b
MD5 f4c95c7117e8393cc1d7ad304c36b564
SHA1 e98ec536f24078f33983b3d05a311d6645168ab7
SHA512 8a014c0cd871d0eab1bd10b623baeed16a0185d8d31c6ca97f5fc0963015780fe0493506b5a953948f8ddaaec3de0d592508e07e641aa9beac112fa6520d8e8a
MD5 SHA1 SHA512

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memory/684-0-0x000002AA22BD0000-0x000002AA22BEA000-memory.dmp

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memory/684-1-0x00007FFAC0F23000-0x00007FFAC0F25000-memory.dmp

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memory/684-2-0x00007FFAC0F20000-0x00007FFAC19E1000-memory.dmp

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memory/684-3-0x000002AA3DE70000-0x000002AA3DF42000-memory.dmp

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memory/684-5-0x00007FFAC0F20000-0x00007FFAC19E1000-memory.dmp

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memory/1684-4-0x0000000000400000-0x0000000000482000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads