remcos | e4ceb1d65380cef41641057c7b69e7cbf5054054153f1cf2f4dc91f7e52ef21b

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 17:49

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General

Target

Folder for Atens New_ORDER/New_ORDER no.14 CG00902927.PDF.exe
Size

429KB
MD5

f5ef0c0eb61052deff644ea34f579e5f
SHA1

542c1ebd95dfdc26147ed2cdb63d6301c0533266
SHA256

5ad4aeab47e14abb334c3849db76957683eef185da469407169e1f06bd8bfca9
SHA512

02095d89807cb9fc2e41df3491cf0f3160c8d07718aeac64817e48c6146c0abfbcb1f97beb4ee64e607787faf45486e306978d118e07ff517eeb6e3df6b5c53f
SSDEEP

12288:TrO04gcBKpLoZtgcaUgaY3OAN66vqT+5djv5Q9Px:z4BKWZtgcazaiNcm1v5Q9Px

Score

10^/10

remcos hpc discovery rat

Malware Config

Extracted

Family

remcos

Version

3.1.2 Pro

Botnet

HPC

79.134.225.23:6666

fgbgfyby.loseyourip.com:6666

dftyuj.duckdns.org:6666

hillsong5566.ydns.eu:6666

Attributes

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
UPDATE39879834-2GPYI9
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

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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\New_ORDER no.14 CG00902927.PDF.exe	New_ORDER no.14 CG00902927.PDF.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\New_ORDER no.14 CG00902927.PDF.exe	New_ORDER no.14 CG00902927.PDF.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2136 set thread context of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	New_ORDER no.14 CG00902927.PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	New_ORDER no.14 CG00902927.PDF.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe
2136	New_ORDER no.14 CG00902927.PDF.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2136	New_ORDER no.14 CG00902927.PDF.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30
PID 2136 wrote to memory of 2260	2136	New_ORDER no.14 CG00902927.PDF.exe	30

C:\Users\Admin\AppData\Local\Temp\Folder for Atens New_ORDER\New_ORDER no.14 CG00902927.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Folder for Atens New_ORDER\New_ORDER no.14 CG00902927.PDF.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2136
- C:\Users\Admin\AppData\Local\Temp\Folder for Atens New_ORDER\New_ORDER no.14 CG00902927.PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\Folder for Atens New_ORDER\New_ORDER no.14 CG00902927.PDF.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2136-0-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/2136-1-0x0000000000F00000-0x0000000000F72000-memory.dmp

Filesize
456KB

Download
memory/2136-2-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2136-3-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2136-4-0x0000000005D10000-0x0000000005D78000-memory.dmp

Filesize
416KB

Download
memory/2136-5-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/2136-6-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2136-8-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2136-29-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2260-27-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-25-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-28-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2260-21-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-19-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-17-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-15-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-12-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-10-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-13-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2260-11-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download