remcos | 72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667

Analysis

max time kernel
148s
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
18/10/2024, 01:58

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General

Target

72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
Size

873KB
MD5

f69fb3ed0c581e2807c56bd1a8dc6ee1
SHA1

2395bd26afaee31b2f5d7822ffb5b72964214156
SHA256

72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667
SHA512

9f9720cb378b56e4b1492215fd05e0968fc447536c86b01e95c3a13e65ac1ed2581e5497a5cb361d5da4171f90ae919677e1b02f90822492afe3869f1400c84b
SSDEEP

24576:A1RWBYKJSAq+0lH5kPALqOa9h46keZR1Ec0Sbkw:+WKKoAqrPkPALqL/NkeB1uw

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

185.241.208.102:2404

Attributes

audio_folder
MicRecords
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-KPQ5NN
screenshot_crypt
false
screenshot_flag
true
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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1824	powershell.exe
4472	powershell.exe

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2828 set thread context of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105

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 5 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3384	schtasks.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
1824	powershell.exe
1824	powershell.exe
4472	powershell.exe
4472	powershell.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
4472	powershell.exe
1824	powershell.exe
2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
Token: SeDebugPrivilege	1824	powershell.exe
Token: SeDebugPrivilege	4472	powershell.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 1824	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	96
PID 2828 wrote to memory of 1824	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	96
PID 2828 wrote to memory of 1824	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	96
PID 2828 wrote to memory of 4472	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	98
PID 2828 wrote to memory of 4472	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	98
PID 2828 wrote to memory of 4472	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	98
PID 2828 wrote to memory of 3384	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	100
PID 2828 wrote to memory of 3384	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	100
PID 2828 wrote to memory of 3384	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	100
PID 2828 wrote to memory of 4936	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	103
PID 2828 wrote to memory of 4936	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	103
PID 2828 wrote to memory of 4936	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	103
PID 2828 wrote to memory of 1700	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	104
PID 2828 wrote to memory of 1700	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	104
PID 2828 wrote to memory of 1700	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	104
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105
PID 2828 wrote to memory of 2344	2828	72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe	105

C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
"C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1824
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gnODDnNqTw.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4472
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gnODDnNqTw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp29CA.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3384
- C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
  "C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe"
  2⤵
  PID:4936
- C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
  "C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe"
  2⤵
  PID:1700
- C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe
  "C:\Users\Admin\AppData\Local\Temp\72cbefae43d92c6d12f7ca663d4fd6671b9496bfb2ec6f301cdd7baf6557a667.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
daf161fdfaddb652ef377d3fa07e8b7c

SHA1
fc55321b34e2cd3419145a5d4a7c7b170a013ea2

SHA256
233105e12f10c25d7cdd8f0ba82807a76b8b0babd43682c4ca0d805ea0ecb759

SHA512
0b742d278a7c23665e99fbf01bf3ff65d84ff55cb7d4e165faa18384543ea1202afa3051040a2ff7e4e009d5ccc531e9f9772b362754610b06e44853a5f2d3f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k1odipfn.53e.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp29CA.tmp

Filesize
1KB

MD5
453bab80e3b2b5568c0561f5936a096c

SHA1
dafa7ee609c99f924fb17eacafe7b23cfddf10c5

SHA256
f7907d00df6b473b29a678b69cfe53c05b77f428ad7d2a172485811677f55cb9

SHA512
ea0bbc0317677f6d1e5367660ccc67d9f7de4e8583d9077214d1bf5c3d0ef311ede4dc5d387340371bcc79ea65f4a0f140a5e064970374d6bc288a968a159cb9

Download Submit
memory/1824-73-0x0000000006EC0000-0x0000000006EDE000-memory.dmp

Filesize
120KB

Download
memory/1824-27-0x0000000005BA0000-0x0000000005BC2000-memory.dmp

Filesize
136KB

Download
memory/1824-83-0x0000000007EB0000-0x0000000007EC4000-memory.dmp

Filesize
80KB

Download
memory/1824-92-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/1824-77-0x00000000082B0000-0x000000000892A000-memory.dmp

Filesize
6.5MB

Download
memory/1824-78-0x0000000007C70000-0x0000000007C8A000-memory.dmp

Filesize
104KB

Download
memory/1824-54-0x0000000007B20000-0x0000000007B52000-memory.dmp

Filesize
200KB

Download
memory/1824-15-0x0000000003010000-0x0000000003046000-memory.dmp

Filesize
216KB

Download
memory/1824-17-0x0000000005C20000-0x0000000006248000-memory.dmp

Filesize
6.2MB

Download
memory/1824-16-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/1824-18-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/1824-85-0x0000000007F90000-0x0000000007F98000-memory.dmp

Filesize
32KB

Download
memory/1824-55-0x0000000075A90000-0x0000000075ADC000-memory.dmp

Filesize
304KB

Download
memory/2344-93-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-97-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-100-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-99-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-45-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-98-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-96-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-94-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-49-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-101-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-44-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-95-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2344-102-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2828-2-0x0000000005E70000-0x0000000006414000-memory.dmp

Filesize
5.6MB

Download
memory/2828-5-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2828-10-0x0000000006FA0000-0x0000000007060000-memory.dmp

Filesize
768KB

Download
memory/2828-0-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/2828-9-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2828-8-0x00000000751EE000-0x00000000751EF000-memory.dmp

Filesize
4KB

Download
memory/2828-50-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/2828-4-0x0000000005A10000-0x0000000005A1A000-memory.dmp

Filesize
40KB

Download
memory/2828-7-0x0000000005B10000-0x0000000005B22000-memory.dmp

Filesize
72KB

Download
memory/2828-3-0x0000000005960000-0x00000000059F2000-memory.dmp

Filesize
584KB

Download
memory/2828-6-0x0000000005CE0000-0x0000000005D7C000-memory.dmp

Filesize
624KB

Download
memory/2828-1-0x0000000000E90000-0x0000000000F70000-memory.dmp

Filesize
896KB

Download
memory/4472-51-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/4472-84-0x0000000007960000-0x000000000797A000-memory.dmp

Filesize
104KB

Download
memory/4472-82-0x0000000007850000-0x000000000785E000-memory.dmp

Filesize
56KB

Download
memory/4472-81-0x0000000007820000-0x0000000007831000-memory.dmp

Filesize
68KB

Download
memory/4472-91-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4472-80-0x00000000078A0000-0x0000000007936000-memory.dmp

Filesize
600KB

Download
memory/4472-79-0x0000000007690000-0x000000000769A000-memory.dmp

Filesize
40KB

Download
memory/4472-76-0x00000000074F0000-0x0000000007593000-memory.dmp

Filesize
652KB

Download
memory/4472-61-0x0000000075A90000-0x0000000075ADC000-memory.dmp

Filesize
304KB

Download
memory/4472-52-0x00000000066A0000-0x00000000066EC000-memory.dmp

Filesize
304KB

Download
memory/4472-43-0x0000000005CA0000-0x0000000005FF4000-memory.dmp

Filesize
3.3MB

Download
memory/4472-28-0x0000000005B80000-0x0000000005BE6000-memory.dmp

Filesize
408KB

Download
memory/4472-34-0x0000000005BF0000-0x0000000005C56000-memory.dmp

Filesize
408KB

Download
memory/4472-20-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download
memory/4472-19-0x00000000751E0000-0x0000000075990000-memory.dmp

Filesize
7.7MB

Download