remcos | ae7dd99d6214b35fe4d225dd782ca41714ffd0b637d8db40fbb887e00807d288

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
18-11-2024 12:04

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General

Target

QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
Size

1.3MB
MD5

b80d47598764ee94143290bb57428724
SHA1

bc2fe98a03d2196d02038c5c016f6e7a71529e9f
SHA256

ae7dd99d6214b35fe4d225dd782ca41714ffd0b637d8db40fbb887e00807d288
SHA512

5c47b98b18eb4bc00149f3189e18fb6f9d83e92821bc38d1def0f1ceb7ba55de0d8306280806b72d8880c6e150af0ce662229739b5cfcec799e35ab26633f7f2
SSDEEP

24576:FX+izx1yUYSr7tqMO/7KgyfE75BP/+mgWdm/bTFcLKV:9Jzx9r7g1r2mgxvF

Score

10^/10

remcos host discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

HOST

windowslavesclient.duckdns.org:1604

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
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-57SZW9
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
Remcos family
remcos

Executes dropped EXE 1 IoCs

pid	Process
1276	Photoes.exe

Loads dropped DLL 2 IoCs

pid	Process
2996	cmd.exe
2996	cmd.exe

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\vsysems = "C:\\Users\\Admin\\AppData\\Roaming\\Photoes.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1276 set thread context of 1252	1276	Photoes.exe	40

System Location Discovery: System Language Discovery 1 TTPs 9 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	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Photoes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AddInProcess32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 5 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2028	PING.EXE
2996	cmd.exe
2744	PING.EXE
2840	PING.EXE
2696	cmd.exe

Runs ping.exe 1 TTPs 3 IoCs

Remote System Discovery

T1018

pid	Process
2028	PING.EXE
2744	PING.EXE
2840	PING.EXE

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
1276	Photoes.exe
1276	Photoes.exe
1276	Photoes.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
Token: SeDebugPrivilege	1276	Photoes.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2696	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	30
PID 2012 wrote to memory of 2696	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	30
PID 2012 wrote to memory of 2696	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	30
PID 2012 wrote to memory of 2696	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	30
PID 2696 wrote to memory of 2028	2696	cmd.exe	32
PID 2696 wrote to memory of 2028	2696	cmd.exe	32
PID 2696 wrote to memory of 2028	2696	cmd.exe	32
PID 2696 wrote to memory of 2028	2696	cmd.exe	32
PID 2012 wrote to memory of 2996	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	34
PID 2012 wrote to memory of 2996	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	34
PID 2012 wrote to memory of 2996	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	34
PID 2012 wrote to memory of 2996	2012	QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe	34
PID 2996 wrote to memory of 2744	2996	cmd.exe	36
PID 2996 wrote to memory of 2744	2996	cmd.exe	36
PID 2996 wrote to memory of 2744	2996	cmd.exe	36
PID 2996 wrote to memory of 2744	2996	cmd.exe	36
PID 2696 wrote to memory of 2804	2696	cmd.exe	37
PID 2696 wrote to memory of 2804	2696	cmd.exe	37
PID 2696 wrote to memory of 2804	2696	cmd.exe	37
PID 2696 wrote to memory of 2804	2696	cmd.exe	37
PID 2996 wrote to memory of 2840	2996	cmd.exe	38
PID 2996 wrote to memory of 2840	2996	cmd.exe	38
PID 2996 wrote to memory of 2840	2996	cmd.exe	38
PID 2996 wrote to memory of 2840	2996	cmd.exe	38
PID 2996 wrote to memory of 1276	2996	cmd.exe	39
PID 2996 wrote to memory of 1276	2996	cmd.exe	39
PID 2996 wrote to memory of 1276	2996	cmd.exe	39
PID 2996 wrote to memory of 1276	2996	cmd.exe	39
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40
PID 1276 wrote to memory of 1252	1276	Photoes.exe	40

C:\Users\Admin\AppData\Local\Temp\QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c ping 127.0.0.1 -n 16 > nul && REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "vsysems" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Photoes.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 16
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2028
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "vsysems" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Photoes.exe"
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2804
- C:\Windows\SysWOW64\cmd.exe
  "cmd" /c ping 127.0.0.1 -n 17 > nul && copy "C:\Users\Admin\AppData\Local\Temp\QUOTATION #46789RFQ_SUPLMS_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe" "C:\Users\Admin\AppData\Roaming\Photoes.exe" && ping 127.0.0.1 -n 17 > nul && "C:\Users\Admin\AppData\Roaming\Photoes.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2996
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 17
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2744
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 17
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2840
- - C:\Users\Admin\AppData\Roaming\Photoes.exe
    "C:\Users\Admin\AppData\Roaming\Photoes.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1276
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
      4⤵
      System Location Discovery: System Language Discovery
      PID:1252

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

Remote System Discovery

T1018

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

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Downloads

\Users\Admin\AppData\Roaming\Photoes.exe

Filesize
1.3MB

MD5
b80d47598764ee94143290bb57428724

SHA1
bc2fe98a03d2196d02038c5c016f6e7a71529e9f

SHA256
ae7dd99d6214b35fe4d225dd782ca41714ffd0b637d8db40fbb887e00807d288

SHA512
5c47b98b18eb4bc00149f3189e18fb6f9d83e92821bc38d1def0f1ceb7ba55de0d8306280806b72d8880c6e150af0ce662229739b5cfcec799e35ab26633f7f2

Download Submit
memory/1252-54-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-83-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-82-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-80-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-28-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-32-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1252-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-55-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-48-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-49-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-50-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-51-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-61-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-56-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-57-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-58-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-59-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-60-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-53-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-62-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-63-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-65-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-66-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-67-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-68-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-69-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-70-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-71-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-72-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-77-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1252-78-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1276-17-0x0000000000E40000-0x0000000000F9C000-memory.dmp

Filesize
1.4MB

Download
memory/1276-19-0x0000000000560000-0x0000000000566000-memory.dmp

Filesize
24KB

Download
memory/1276-18-0x0000000000360000-0x000000000037A000-memory.dmp

Filesize
104KB

Download
memory/2012-1-0x0000000000D10000-0x0000000000E6C000-memory.dmp

Filesize
1.4MB

Download
memory/2012-0-0x000000007452E000-0x000000007452F000-memory.dmp

Filesize
4KB

Download
memory/2012-2-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2012-3-0x0000000000530000-0x0000000000574000-memory.dmp

Filesize
272KB

Download
memory/2012-4-0x000000007452E000-0x000000007452F000-memory.dmp

Filesize
4KB

Download
memory/2012-5-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2012-6-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download