remcos | 20255172b8fd51dbcb7aee4d37988ad7afb987200b824535f9c5be12b7ece4e1

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 01:36

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General

Target

74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe
Size

2.3MB
MD5

349f1e2d55ec863e91cd325d6e3355ff
SHA1

eaa906385fe2047e586c7d09f50c12fae72b2784
SHA256

74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2
SHA512

a3fc8a82d964d15f98660406c4a026ab481ce1eecd4eb1f30f4380a9067615404267aee840c12d0921ac8e95b40c837a76c0a94ff317cac7a1a361ba87f20dad
SSDEEP

49152:TpioFaxkpgF+x9gffTrkSbmVBBEzLHfLI0Q/l7GdkFFCfIGXL9:coFcKx9gf2VBkY7GdkbCDXZ

Score

10^/10

remcos faith discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

FAITH

185.206.225.51:18853

127.0.0.1:18853

10.16.225.165:18853

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
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
Remcos-QQ9K6X
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
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

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tqpjlcosl = "\"C:\\Users\\Admin\\AppData\\Roaming\\Xrqguzlrpxx\\Tqpjlcosl.exe\""	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4924 set thread context of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96

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 3 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	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5732	powershell.exe
5732	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe
Token: SeDebugPrivilege	5732	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4924 wrote to memory of 5732	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	87
PID 4924 wrote to memory of 5732	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	87
PID 4924 wrote to memory of 5732	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	87
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96
PID 4924 wrote to memory of 4708	4924	74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe	96

C:\Users\Admin\AppData\Local\Temp\74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe
"C:\Users\Admin\AppData\Local\Temp\74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4924
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAzAA==
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5732
- C:\Users\Admin\AppData\Local\Temp\74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe
  C:\Users\Admin\AppData\Local\Temp\74eed520d759e623eda681f601b8a7ceb741088b36f0ad3442f8127a374790c2.exe
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4708

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ueqygu1b.hpd.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4708-8920-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/4708-8921-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/4924-0-0x000000007500E000-0x000000007500F000-memory.dmp

Filesize
4KB

Download
memory/4924-1-0x0000000000150000-0x00000000003AE000-memory.dmp

Filesize
2.4MB

Download
memory/4924-2-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/4924-3-0x0000000004F10000-0x0000000004FA2000-memory.dmp

Filesize
584KB

Download
memory/4924-4-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4924-5-0x0000000005970000-0x0000000005BC8000-memory.dmp

Filesize
2.3MB

Download
memory/4924-6-0x00000000051E0000-0x00000000051EA000-memory.dmp

Filesize
40KB

Download
memory/4924-7-0x00000000052A0000-0x00000000052C2000-memory.dmp

Filesize
136KB

Download
memory/4924-8-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-21-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-27-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-41-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-47-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-53-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-59-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-57-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-55-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-51-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-49-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-45-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-43-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-39-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-37-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-35-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-33-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-31-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-29-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-25-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-19-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-17-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-15-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-13-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-11-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-9-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-23-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-65-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-71-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-69-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-67-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-61-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-63-0x0000000005970000-0x0000000005BC2000-memory.dmp

Filesize
2.3MB

Download
memory/4924-2479-0x000000007500E000-0x000000007500F000-memory.dmp

Filesize
4KB

Download
memory/4924-2816-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4924-8886-0x0000000006290000-0x00000000065E4000-memory.dmp

Filesize
3.3MB

Download
memory/4924-8919-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/5732-8887-0x0000000002720000-0x0000000002756000-memory.dmp

Filesize
216KB

Download
memory/5732-8888-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/5732-8889-0x0000000004DB0000-0x00000000053D8000-memory.dmp

Filesize
6.2MB

Download
memory/5732-8890-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/5732-8891-0x00000000055F0000-0x0000000005656000-memory.dmp

Filesize
408KB

Download
memory/5732-8892-0x00000000056D0000-0x0000000005736000-memory.dmp

Filesize
408KB

Download
memory/5732-8893-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/5732-8903-0x0000000005D00000-0x0000000005D1E000-memory.dmp

Filesize
120KB

Download
memory/5732-8904-0x0000000005D90000-0x0000000005DDC000-memory.dmp

Filesize
304KB

Download
memory/5732-8905-0x00000000073E0000-0x0000000007A5A000-memory.dmp

Filesize
6.5MB

Download
memory/5732-8906-0x00000000061E0000-0x00000000061FA000-memory.dmp

Filesize
104KB

Download
memory/5732-8907-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/5732-8911-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download