remcos | a5a396bad1ea1b656780b72200bb7ec8fec12cb0694be2b8943ac40e138cf09a

General

Target

8a046fd3c412b7925aafaeb1161902d4.exe
Size

2.5MB
MD5

8a046fd3c412b7925aafaeb1161902d4
SHA1

d5e57e2c284e1c939d3ad9b5d2b4098fd45f8bf9
SHA256

a5a396bad1ea1b656780b72200bb7ec8fec12cb0694be2b8943ac40e138cf09a
SHA512

07cbd0752eade80dc78c4eab7a82e34db583925d6afc45fe2eb9a1b5e068f7c1205901c6cff669134104b17e62cf9886dcce3240310b7d56096f9f3778d1f887
SSDEEP

49152:sSExfUhtqTg8RjShl0QA+Sg+cYXNYPMI3+J639m/E:sSExchb0cYXaEIZ

Score

10^/10

remcos xioamort discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

XIOAMORT

C2

vcvfdjvodsuhvf.con-ip.com:1661

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-ALVZO2
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VideoEditor = "C:\\Users\\Admin\\Music\\EditorUpdater\\EditorOculus.exe"	8a046fd3c412b7925aafaeb1161902d4.exe

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	8a046fd3c412b7925aafaeb1161902d4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8a046fd3c412b7925aafaeb1161902d4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2112	8a046fd3c412b7925aafaeb1161902d4.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1936 wrote to memory of 2112	1936	8a046fd3c412b7925aafaeb1161902d4.exe	89
PID 1936 wrote to memory of 2112	1936	8a046fd3c412b7925aafaeb1161902d4.exe	89
PID 1936 wrote to memory of 2112	1936	8a046fd3c412b7925aafaeb1161902d4.exe	89
PID 1936 wrote to memory of 2112	1936	8a046fd3c412b7925aafaeb1161902d4.exe	89
PID 1936 wrote to memory of 2112	1936	8a046fd3c412b7925aafaeb1161902d4.exe	89

C:\Users\Admin\AppData\Local\Temp\8a046fd3c412b7925aafaeb1161902d4.exe
"C:\Users\Admin\AppData\Local\Temp\8a046fd3c412b7925aafaeb1161902d4.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1936
- C:\Users\Admin\AppData\Local\Temp\8a046fd3c412b7925aafaeb1161902d4.exe
  "C:\Users\Admin\AppData\Local\Temp\8a046fd3c412b7925aafaeb1161902d4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
777be794d043944b42f3ce9e8dd230a3

SHA1
017fec270749f08a6723768c377c71516dbe45c9

SHA256
cce39b6d05f320b8c63b73e4e8b5efaf437c7e09a0412630cc9152d7a41afeec

SHA512
47dd4be38a17fec2739361d123cbaf502bb4cc7bd7c82c0f82ad67e3bf3205c6aa00024c9abf4715d1e916d1f0220a39e4267b45f13f53f336049343ece8df6f

Download Submit
memory/1936-8-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/1936-2-0x0000000000481000-0x000000000049A000-memory.dmp

Filesize
100KB

Download
memory/1936-5-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/1936-6-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/1936-9-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/1936-24-0x0000000000481000-0x000000000049A000-memory.dmp

Filesize
100KB

Download
memory/1936-1-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/1936-3-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/1936-4-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/1936-0-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/2112-7-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-20-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-17-0x0000000000400000-0x00000000006A5000-memory.dmp

Filesize
2.6MB

Download
memory/2112-16-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-12-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-18-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-19-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-10-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-15-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-28-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-29-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-11-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-36-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-44-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download
memory/2112-52-0x00000000006B0000-0x0000000000732000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads