remcos | 7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a

General

Target

7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe
Size

3.8MB
MD5

0bdc4a54bf2f541866fd2532175dd058
SHA1

776ce819bfa884e9a4273600016da6f807620e89
SHA256

7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a
SHA512

bf328f3b118888460e7fc4a2467416e7cd0aa7afce61a0d137271747440f35e5935291e438bc86c448d67d950429a63470a004ec30fb32897e2e412800bf8fc9
SSDEEP

49152:Rm+gjkZOfY/+Xn1wUM6kdNJ2O6ni9vgKKE4Qn0Y9efX+mKDxt8QShS2wPho8vPUw:vgjcq3n1tuNtBl

Score

10^/10

remcos agosto2024 discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

AGOSTO2024

C2

hotsdefender.webredirect.org:2404

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
true
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
Key
keylog_path
%AppData%
mouse_option
false
mutex
Ag0s70JwbdycP5ikGBT/VhjSeXFA==-KBUYSI
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
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

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-1-5-21-3007475212-2160282277-2943627620-1000\Software\Microsoft\Windows\CurrentVersion\Run\GpuShark = "C:\\Users\\Admin\\Pictures\\GpuShark\\GpuSharkTool.exe"	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.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	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1080	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4524 wrote to memory of 1080	4524	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe	78
PID 4524 wrote to memory of 1080	4524	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe	78
PID 4524 wrote to memory of 1080	4524	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe	78
PID 4524 wrote to memory of 1080	4524	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe	78
PID 4524 wrote to memory of 1080	4524	7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe	78

C:\Users\Admin\AppData\Local\Temp\7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe
"C:\Users\Admin\AppData\Local\Temp\7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4524
- C:\Users\Admin\AppData\Local\Temp\7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe
  "C:\Users\Admin\AppData\Local\Temp\7f0be95a8bcade80bba00a434a65b6b7fa028c926d95a15113b57385f45c398a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1080

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

memory/1080-28-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-30-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-11-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-35-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-7-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-10-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-17-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-31-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-13-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-27-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-16-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-29-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-36-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-32-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-23-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-20-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-18-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-21-0x00000000007E0000-0x0000000000862000-memory.dmp

Filesize
520KB

Download
memory/1080-19-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download
memory/4524-3-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download
memory/4524-24-0x0000000000407000-0x0000000000420000-memory.dmp

Filesize
100KB

Download
memory/4524-1-0x0000000000407000-0x0000000000420000-memory.dmp

Filesize
100KB

Download
memory/4524-12-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download
memory/4524-8-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download
memory/4524-0-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download
memory/4524-4-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download
memory/4524-6-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download
memory/4524-5-0x0000000000400000-0x00000000007D2000-memory.dmp

Filesize
3.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads