remcos | e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
06-06-2023 13:51

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General

Target

file.exe
Size

488KB
MD5

66108176e22e6f9513a62c76f2185468
SHA1

a05e217104b39485fbb4ce3cda9cb65b20960ccb
SHA256

e1eb3fe18ad660415f59eaac2c768afa1b20e07f107dfc207da8b0880a888aaf
SHA512

646233ba810efba1ab506041d44d698590e30c88ce22f258fcb7eb8ef4435866fb9d7ca1f8d1067c7805c0275c63c690ca98a4b1efbf635fc7b3df8f8f9ca243
SSDEEP

12288:oeV56CrxH8gnW6yhQNmPLXWu38n4RQgsAlVF+LpnN7TihIHVQMfT:deCrxsvh/Wusn4RHZvF+lnd/

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

pekonomia.duckdns.org:30861

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-B0VP4N
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

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Suspicious use of SetThreadContext 1 IoCs

Processes:

file.exe

description pid process target process

PID 1724 set thread context of 1508 1724 file.exe aspnet_compiler.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

file.exe

pid process

1724 file.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

file.exe

description pid process

Token: SeDebugPrivilege 1724 file.exe

description	pid	process	target process
PID 1724 set thread context of 1508	1724	file.exe	aspnet_compiler.exe

pid	process
1724	file.exe

description	pid	process
Token: SeDebugPrivilege	1724	file.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

file.exe

description	pid	process	target process
PID 1724 wrote to memory of 1732	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1732	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1732	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1732	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe
PID 1724 wrote to memory of 1508	1724	file.exe	aspnet_compiler.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1724

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
PID:1732

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
2⤵
PID:1508

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1508-56-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-57-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-58-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-59-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-60-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-61-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-62-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-63-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1508-65-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-67-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-68-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-69-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-70-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-71-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-72-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-73-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-74-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-75-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-76-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-77-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-78-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-79-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-80-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-81-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-82-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-83-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-84-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-85-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-86-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-87-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-88-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-89-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-90-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-91-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-92-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-93-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-94-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-95-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-96-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-97-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-98-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-99-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-100-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-101-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-102-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-103-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-104-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-105-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-106-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-107-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-108-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-109-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-110-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-111-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-112-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-113-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-114-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-115-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-116-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-117-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-118-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1508-119-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1724-54-0x0000000000010000-0x000000000008E000-memory.dmp

Filesize
504KB

Download
memory/1724-55-0x00000000006D0000-0x00000000006DC000-memory.dmp

Filesize
48KB

Download