remcos | 94d7211ffde81b151fc2398949697f2e8388f2a4a11f01209432208ef34718a2

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2025, 17:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe
Size

1.0MB
MD5

6e30433ff1b33a9720ceb7af218fe10b
SHA1

e2d33598dd5773012a7a7b3ba1dbf416db77b752
SHA256

94d7211ffde81b151fc2398949697f2e8388f2a4a11f01209432208ef34718a2
SHA512

414470ffeea6fa9699e34d554fa7f5179eaadca09d890dcaab9eab86b6c9069243058be18b0929fa7a22356b85b230cb9f0069f95f06cc069f3aec541968e6f4
SSDEEP

24576:xNrOWFOBON2CKncZEi6UVKEK4gQil4m6+cjW3TZ:3OBOZb60LXI/sjqTZ

Score

10^/10

remcos host discovery persistence rat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

kingsley1124.bounceme.net:6932

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
wis.exe
delete_file
false
hide_file
true
hide_keylog_file
false
install_flag
true
install_path
%AppData%
keylog_crypt
true
keylog_file
logs.dat
keylog_flag
false
keylog_path
%AppData%
mouse_option
false
mutex
remcos_lrqrjhqsyqtzudh
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
startup_value
bbt
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe

Executes dropped EXE 2 IoCs

pid	Process
4444	wis.exe
692	wis.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbt = "\"C:\\Users\\Admin\\AppData\\Roaming\\wis.exe\""	wis.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbt = "\"C:\\Users\\Admin\\AppData\\Roaming\\wis.exe\""	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2904 set thread context of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 4444 set thread context of 692	4444	wis.exe	99

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 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	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wis.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4356	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4356	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe
2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
692	wis.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 508	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	92
PID 2904 wrote to memory of 508	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	92
PID 2904 wrote to memory of 508	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	92
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 2904 wrote to memory of 732	2904	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	93
PID 732 wrote to memory of 3372	732	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	94
PID 732 wrote to memory of 3372	732	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	94
PID 732 wrote to memory of 3372	732	JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe	94
PID 3372 wrote to memory of 4356	3372	cmd.exe	96
PID 3372 wrote to memory of 4356	3372	cmd.exe	96
PID 3372 wrote to memory of 4356	3372	cmd.exe	96
PID 3372 wrote to memory of 4444	3372	cmd.exe	97
PID 3372 wrote to memory of 4444	3372	cmd.exe	97
PID 3372 wrote to memory of 4444	3372	cmd.exe	97
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99
PID 4444 wrote to memory of 692	4444	wis.exe	99

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe"
  2⤵
  PID:508
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6e30433ff1b33a9720ceb7af218fe10b.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:732
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\install.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3372
  - - C:\Windows\SysWOW64\PING.EXE
      PING 127.0.0.1 -n 2
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:4356
  - - C:\Users\Admin\AppData\Roaming\wis.exe
      "C:\Users\Admin\AppData\Roaming\wis.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4444
    - - C:\Users\Admin\AppData\Roaming\wis.exe
        
        "C:\Users\Admin\AppData\Roaming\wis.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        Suspicious use of SetWindowsHookEx
        
        PID:692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\install.bat

Filesize
89B

MD5
7d6d55e4206aecd7c4074fa60327f046

SHA1
ba3307b023685cebd3169edacba1d46708dabf4d

SHA256
3ab789385aee262ce7bf04406fc35e143209dca2b1425075228cb6f885177c2d

SHA512
4bdaa1dea2c205928b1f1b4babd4ef1f973a397477570bf90caa7afef6898b5ec020cb854bb9e4be7962d9bae87cbbd02b2c481743b5b66b3aeef94301cf3aab

Download Submit
C:\Users\Admin\AppData\Roaming\wis.exe

Filesize
1.0MB

MD5
6e30433ff1b33a9720ceb7af218fe10b

SHA1
e2d33598dd5773012a7a7b3ba1dbf416db77b752

SHA256
94d7211ffde81b151fc2398949697f2e8388f2a4a11f01209432208ef34718a2

SHA512
414470ffeea6fa9699e34d554fa7f5179eaadca09d890dcaab9eab86b6c9069243058be18b0929fa7a22356b85b230cb9f0069f95f06cc069f3aec541968e6f4

Download Submit
memory/692-33-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/732-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/732-22-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/732-18-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/732-14-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2904-5-0x00000000029C0000-0x00000000029CA000-memory.dmp

Filesize
40KB

Download
memory/2904-19-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2904-9-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2904-10-0x0000000008EF0000-0x0000000008FB4000-memory.dmp

Filesize
784KB

Download
memory/2904-7-0x0000000008A60000-0x0000000008A6A000-memory.dmp

Filesize
40KB

Download
memory/2904-6-0x0000000008B00000-0x0000000008B9C000-memory.dmp

Filesize
624KB

Download
memory/2904-0-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/2904-8-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/2904-4-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2904-3-0x0000000007450000-0x00000000074E2000-memory.dmp

Filesize
584KB

Download
memory/2904-2-0x0000000007940000-0x0000000007EE4000-memory.dmp

Filesize
5.6MB

Download
memory/2904-1-0x00000000004D0000-0x00000000005DE000-memory.dmp

Filesize
1.1MB

Download
memory/4444-28-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download
memory/4444-27-0x000000007521E000-0x000000007521F000-memory.dmp

Filesize
4KB

Download