remcos | acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18

General

Target

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
Size

606KB
MD5

26b9175fdea8189a3dfbbfadd992162a
SHA1

7ed89ce0650ff7a790b70b94c7aea014d431e069
SHA256

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18
SHA512

7f5eef81b1a9d0dc45df0edd20dc298c7f348671f9716c94ed80fe045c7e5826955ef70e21df6012e89faf315c0357bbd0036ab90770d6d3f8df8d34704a7f47
SSDEEP

12288:H+Dbg4B778QecVQuGWAsuzlK4J/cgr/nKkKeZZn++J6zpSZLTIvsQuWEAmD:2g4BXQ5LsuzlK9gTfK48+JYQLTx9W

Score

10^/10

remcos gg execution rat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

gg

C2

62.102.148.185:9771

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
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
newstart
keylog_path
%AppData%
mouse_option
false
mutex
remcos_wgwfvnfssp
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

detects Windows exceutables potentially bypassing UAC using eventvwr.exe 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4020-49-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral2/memory/4020-48-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral2/memory/4020-34-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer

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

Processes:

powershell.exepowershell.exe

pid process

3380 powershell.exe
3060 powershell.exe

pid	process
3380	powershell.exe
3060	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:

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

description	pid	process	target process
PID 1504 set thread context of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.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

1744 schtasks.exe

pid	process
1744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exepowershell.exepowershell.exe

pid	process
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
3380	powershell.exe
3060	powershell.exe
3060	powershell.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
3380	powershell.exe
3060	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
Token: SeDebugPrivilege	3380	powershell.exe
Token: SeDebugPrivilege	3060	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

pid process

4020 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

pid	process
4020	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

description	pid	process	target process
PID 1504 wrote to memory of 3380	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	powershell.exe
PID 1504 wrote to memory of 3380	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	powershell.exe
PID 1504 wrote to memory of 3380	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	powershell.exe
PID 1504 wrote to memory of 3060	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	powershell.exe
PID 1504 wrote to memory of 3060	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	powershell.exe
PID 1504 wrote to memory of 3060	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	powershell.exe
PID 1504 wrote to memory of 1744	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	schtasks.exe
PID 1504 wrote to memory of 1744	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	schtasks.exe
PID 1504 wrote to memory of 1744	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	schtasks.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
PID 1504 wrote to memory of 4020	1504	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe	acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe

C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1504

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\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3380

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mVRHqirOY.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3060

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mVRHqirOY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE29F.tmp"
2⤵
- Creates scheduled task(s)
PID:1744

C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:4020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_omdrdzvr.hcx.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE29F.tmp
Filesize
1KB

MD5
c70ada00fd0e9f37977b9f97f4b5588f

SHA1
68dae7fe4a9db12dbcf4009e2ff442870343384c

SHA256
b3046d0dcbac566935a11fa54e62d3f1487d2baf25a884fbeb133b25f5b10de4

SHA512
73958baf8ebdc997e13f4d21952cdc00178483730f4197238367e27b5433ef735d286dc3e7f62b68ff0f7f168ff01a4234bf55e397c1e5f6c34170036ba049c4

Download Submit
memory/1504-6-0x0000000005250000-0x0000000005268000-memory.dmp

Filesize
96KB

Download
memory/1504-1-0x0000000000120000-0x00000000001BE000-memory.dmp

Filesize
632KB

Download
memory/1504-54-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/1504-4-0x0000000004C60000-0x0000000004C6A000-memory.dmp

Filesize
40KB

Download
memory/1504-0-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/1504-7-0x0000000005E30000-0x0000000005E3E000-memory.dmp

Filesize
56KB

Download
memory/1504-8-0x0000000005E40000-0x0000000005E56000-memory.dmp

Filesize
88KB

Download
memory/1504-9-0x0000000005E80000-0x0000000005EE0000-memory.dmp

Filesize
384KB

Download
memory/1504-10-0x0000000008630000-0x00000000086CC000-memory.dmp

Filesize
624KB

Download
memory/1504-11-0x000000007441E000-0x000000007441F000-memory.dmp

Filesize
4KB

Download
memory/1504-12-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/1504-2-0x0000000005270000-0x0000000005814000-memory.dmp

Filesize
5.6MB

Download
memory/1504-5-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/1504-3-0x0000000004B90000-0x0000000004C22000-memory.dmp

Filesize
584KB

Download
memory/3060-53-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3060-80-0x00000000075E0000-0x00000000075FA000-memory.dmp

Filesize
104KB

Download
memory/3060-91-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3060-78-0x0000000006870000-0x000000000688E000-memory.dmp

Filesize
120KB

Download
memory/3060-82-0x0000000007650000-0x000000000765A000-memory.dmp

Filesize
40KB

Download
memory/3060-26-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3060-60-0x0000000074CA0000-0x0000000074CEC000-memory.dmp

Filesize
304KB

Download
memory/3060-56-0x00000000062E0000-0x000000000632C000-memory.dmp

Filesize
304KB

Download
memory/3060-83-0x0000000007860000-0x00000000078F6000-memory.dmp

Filesize
600KB

Download
memory/3060-38-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3060-85-0x0000000007810000-0x000000000781E000-memory.dmp

Filesize
56KB

Download
memory/3380-24-0x0000000004FE0000-0x0000000005046000-memory.dmp

Filesize
408KB

Download
memory/3380-81-0x0000000007760000-0x0000000007DDA000-memory.dmp

Filesize
6.5MB

Download
memory/3380-17-0x00000000024E0000-0x0000000002516000-memory.dmp

Filesize
216KB

Download
memory/3380-92-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3380-55-0x0000000005DD0000-0x0000000005DEE000-memory.dmp

Filesize
120KB

Download
memory/3380-33-0x00000000057A0000-0x0000000005AF4000-memory.dmp

Filesize
3.3MB

Download
memory/3380-25-0x0000000005050000-0x00000000050B6000-memory.dmp

Filesize
408KB

Download
memory/3380-58-0x0000000074CA0000-0x0000000074CEC000-memory.dmp

Filesize
304KB

Download
memory/3380-23-0x0000000004F30000-0x0000000004F52000-memory.dmp

Filesize
136KB

Download
memory/3380-79-0x0000000006FC0000-0x0000000007063000-memory.dmp

Filesize
652KB

Download
memory/3380-57-0x0000000006D70000-0x0000000006DA2000-memory.dmp

Filesize
200KB

Download
memory/3380-88-0x0000000007430000-0x0000000007438000-memory.dmp

Filesize
32KB

Download
memory/3380-21-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3380-20-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3380-18-0x0000000074410000-0x0000000074BC0000-memory.dmp

Filesize
7.7MB

Download
memory/3380-84-0x0000000007310000-0x0000000007321000-memory.dmp

Filesize
68KB

Download
memory/3380-86-0x0000000007350000-0x0000000007364000-memory.dmp

Filesize
80KB

Download
memory/3380-19-0x00000000050E0000-0x0000000005708000-memory.dmp

Filesize
6.2MB

Download
memory/3380-87-0x0000000007450000-0x000000000746A000-memory.dmp

Filesize
104KB

Download
memory/4020-48-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4020-34-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4020-49-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads