remcos | 62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a

General

Target

62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
Size

1.5MB
MD5

9751c8136e059e26f5c07f1411ef2734
SHA1

1c3a2f9b937c637f1ed764d1b49c3c5a4ec6f24e
SHA256

62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a
SHA512

6774ef9bcc6f974326b1e93cc0392d06c6ce6d6fc4baa0c1d59faaee77d6e63a1284fae77b45756837b00807a55b39b3baf9418c14bb28b85c989fb0fa02897b
SSDEEP

24576:mD39dlfGQrFUspugRNJI2DJnUw9W/j+BeKJWqk:mF+QrFUBgq25eK6

Score

10^/10

remcos host discovery persistence rat spyware stealer

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Host

C2

213.183.58.19:4000

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
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
true
keylog_file
read.dat
keylog_flag
false
keylog_folder
CastC
keylog_path
%AppData%
mouse_option
false
mutex
remcos_sccafsoidz
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
startup_value
remcos
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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
36	3068	Process not Found

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-1-5-21-1639772215-809007892-4072230623-1000\Control Panel\International\Geo\Nation	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe

Executes dropped EXE 2 IoCs

pid	Process
4016	sbietrcl.exe
3428	sbietrcl.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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-1-5-21-1639772215-809007892-4072230623-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Application = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\sbietrcl.exe"	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4016 set thread context of 3428	4016	sbietrcl.exe	90

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 4 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	sbietrcl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sbietrcl.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
5028	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
4016	sbietrcl.exe
4016	sbietrcl.exe
4016	sbietrcl.exe
4016	sbietrcl.exe
4016	sbietrcl.exe
4016	sbietrcl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
Token: SeDebugPrivilege	4016	sbietrcl.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3428	sbietrcl.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 4016	2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe	89
PID 2648 wrote to memory of 4016	2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe	89
PID 2648 wrote to memory of 4016	2648	62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe	89
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90
PID 4016 wrote to memory of 3428	4016	sbietrcl.exe	90

C:\Users\Admin\AppData\Local\Temp\62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe
"C:\Users\Admin\AppData\Local\Temp\62707b0f945d2416a1a73524ebb2e8c3be2e45de3bc89203239b1dff2405841a.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"
  2⤵
  - 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:4016
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:3428

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY4ODkiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxOTM2NTgwOTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NDAxOTk3MjU1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:5028

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

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sbietrcl.exe

Filesize
1.5MB

MD5
08b57982652437610e4ec130604bde87

SHA1
f8cadf3cc9353d48adb83c2c1772b377e19510e0

SHA256
2110d46ff7ffdc7956596630eff08771bbd580c85c0c9e9e37514b246426be7a

SHA512
8125e161799bfe9291e16d8cdff223cfae619e414c5311f951fc2cfdef830660a0bcca0ca318303ca97d550a1daff10c54055f7465b7d08490af211a876b3e63

Download Submit
memory/2648-28-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/2648-2-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/2648-3-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/2648-4-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/2648-17-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/2648-16-0x0000000073862000-0x0000000073863000-memory.dmp

Filesize
4KB

Download
memory/2648-1-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/2648-0-0x0000000073862000-0x0000000073863000-memory.dmp

Filesize
4KB

Download
memory/3428-35-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3428-42-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3428-45-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3428-43-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3428-39-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3428-38-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3428-49-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4016-29-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/4016-30-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/4016-33-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/4016-34-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download
memory/4016-46-0x0000000073860000-0x0000000073E11000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads