remcos | 47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
17-05-2024 10:45

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General

Target

47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
Size

964KB
MD5

0eaba88fca68eff352d2cd9b693ddda3
SHA1

ee8ff1dc367c5f3ee33f93b2a120475b84a14a96
SHA256

47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159
SHA512

09c0327dab156625de632cc5a67c9fefc889fe823230ff482e801d79fa71d9da5be3d4a4b889e95932cbf89108accfc061f656d89be16f6f0aed043e9151195b
SSDEEP

24576:IUpp36RouMMf0wB62Q01KXnotjk8QocG6ahxGne3yu/9SZ:DppAoU8w42Q0UXnotgFBQk

Score

10^/10

remcos 76364 execution rat

Malware Config

Extracted

Family

remcos

Botnet

76364

103.150.8.12:5689

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-FF0K7G
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
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exe

pid process

4352 powershell.exe

pid	process
4352	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

Processes:

47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe

description	pid	process	target process
PID 3664 set thread context of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

3644 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4352 powershell.exe
4352 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4352 powershell.exe

pid	process
3644	schtasks.exe

pid	process
4352	powershell.exe
4352	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4352	powershell.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe

C:\Users\Admin\AppData\Local\Temp\47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
"C:\Users\Admin\AppData\Local\Temp\47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3664
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zeGjhC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4352
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zeGjhC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5D52.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3644
- C:\Users\Admin\AppData\Local\Temp\47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
  "C:\Users\Admin\AppData\Local\Temp\47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe"
  2⤵
  PID:456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ga4lbxxi.sdc.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5D52.tmp

Filesize
1KB

MD5
af41e031c13cb1dbe13ff15d53a996ce

SHA1
907d3f0f2e61961c2c24e049571cc3ef5839a31d

SHA256
59f3855f9af0266b847ea371fc55febaa44405aafbe0f132838b1ce78b064374

SHA512
70393b54b388ac4a0d67f5425e68235b9acfc68529286d22a4c2be5dd9ed3db0cebdcff57fc05846705d8f1fbd152edf5312951f7557601fe6058d3fd244d820

Download Submit
memory/456-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-80-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-78-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-77-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/456-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3664-10-0x0000000010960000-0x00000000109FC000-memory.dmp

Filesize
624KB

Download
memory/3664-1-0x00000000004C0000-0x00000000005B8000-memory.dmp

Filesize
992KB

Download
memory/3664-35-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/3664-4-0x0000000005060000-0x000000000506A000-memory.dmp

Filesize
40KB

Download
memory/3664-2-0x0000000005450000-0x00000000059F4000-memory.dmp

Filesize
5.6MB

Download
memory/3664-3-0x0000000004FA0000-0x0000000005032000-memory.dmp

Filesize
584KB

Download
memory/3664-9-0x000000000D120000-0x000000000D1DE000-memory.dmp

Filesize
760KB

Download
memory/3664-8-0x0000000002950000-0x0000000002960000-memory.dmp

Filesize
64KB

Download
memory/3664-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

Filesize
4KB

Download
memory/3664-7-0x00000000063F0000-0x00000000063FC000-memory.dmp

Filesize
48KB

Download
memory/3664-6-0x0000000006290000-0x00000000062B2000-memory.dmp

Filesize
136KB

Download
memory/3664-5-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/4352-41-0x0000000005A00000-0x0000000005A1E000-memory.dmp

Filesize
120KB

Download
memory/4352-42-0x0000000005A30000-0x0000000005A7C000-memory.dmp

Filesize
304KB

Download
memory/4352-48-0x0000000005FC0000-0x0000000005FF2000-memory.dmp

Filesize
200KB

Download
memory/4352-49-0x0000000071600000-0x000000007164C000-memory.dmp

Filesize
304KB

Download
memory/4352-59-0x0000000005FA0000-0x0000000005FBE000-memory.dmp

Filesize
120KB

Download
memory/4352-60-0x00000000069E0000-0x0000000006A83000-memory.dmp

Filesize
652KB

Download
memory/4352-61-0x0000000007370000-0x00000000079EA000-memory.dmp

Filesize
6.5MB

Download
memory/4352-62-0x0000000006D20000-0x0000000006D3A000-memory.dmp

Filesize
104KB

Download
memory/4352-63-0x0000000006DA0000-0x0000000006DAA000-memory.dmp

Filesize
40KB

Download
memory/4352-64-0x0000000006FA0000-0x0000000007036000-memory.dmp

Filesize
600KB

Download
memory/4352-65-0x0000000006F20000-0x0000000006F31000-memory.dmp

Filesize
68KB

Download
memory/4352-66-0x0000000006F50000-0x0000000006F5E000-memory.dmp

Filesize
56KB

Download
memory/4352-67-0x0000000006F60000-0x0000000006F74000-memory.dmp

Filesize
80KB

Download
memory/4352-68-0x0000000007060000-0x000000000707A000-memory.dmp

Filesize
104KB

Download
memory/4352-69-0x0000000007040000-0x0000000007048000-memory.dmp

Filesize
32KB

Download
memory/4352-72-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/4352-27-0x0000000004C40000-0x0000000004C62000-memory.dmp

Filesize
136KB

Download
memory/4352-36-0x00000000053F0000-0x0000000005744000-memory.dmp

Filesize
3.3MB

Download
memory/4352-28-0x0000000005310000-0x0000000005376000-memory.dmp

Filesize
408KB

Download
memory/4352-29-0x0000000005380000-0x00000000053E6000-memory.dmp

Filesize
408KB

Download
memory/4352-26-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/4352-19-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/4352-17-0x0000000074E10000-0x00000000755C0000-memory.dmp

Filesize
7.7MB

Download
memory/4352-18-0x0000000004CE0000-0x0000000005308000-memory.dmp

Filesize
6.2MB

Download
memory/4352-15-0x0000000000C40000-0x0000000000C76000-memory.dmp

Filesize
216KB

Download

description	pid	process	target process
PID 3664 wrote to memory of 4352	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	powershell.exe
PID 3664 wrote to memory of 4352	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	powershell.exe
PID 3664 wrote to memory of 4352	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	powershell.exe
PID 3664 wrote to memory of 3644	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	schtasks.exe
PID 3664 wrote to memory of 3644	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	schtasks.exe
PID 3664 wrote to memory of 3644	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	schtasks.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe
PID 3664 wrote to memory of 456	3664	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe	47fef22842a3bd3769c9c78461cf85cc940167e58f96bccac4870e9acaae0159.exe