remcos | 0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
05-02-2025 07:08

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General

Target

DHL AWB# 507899087.exe
Size

1.0MB
MD5

635765cceb6124b872708bdf4705a130
SHA1

d5e8c27b2df59528e82e3bf1afea6120777c8b7e
SHA256

0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f
SHA512

a1504bb980c745121c3ffa3527be41b8eb6b9931e0990cafdbf0997543c064f04fbd435c171c5b6085c3d03e8c5004db496a50d17630e484c7dd96cf8f2c04bd
SSDEEP

24576:awMwelVVjRUmo4FeqnbFLcPUEN6Q3qNTPGgQKM:a7wm84FRnbF5EN36NT7Q

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

176.65.144.121:5689

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
5867-V7HPI7
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

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

pid	Process
2224	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-1-5-21-4174397412-4125106315-2776226590-1000\Control Panel\International\Geo\Nation	DHL AWB# 507899087.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4984 set thread context of 4112	4984	DHL AWB# 507899087.exe	92

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	DHL AWB# 507899087.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	DHL AWB# 507899087.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
996	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2224	powershell.exe
4984	DHL AWB# 507899087.exe
4984	DHL AWB# 507899087.exe
4984	DHL AWB# 507899087.exe
4984	DHL AWB# 507899087.exe
2224	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2224	powershell.exe
Token: SeDebugPrivilege	4984	DHL AWB# 507899087.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4984 wrote to memory of 2224	4984	DHL AWB# 507899087.exe	86
PID 4984 wrote to memory of 2224	4984	DHL AWB# 507899087.exe	86
PID 4984 wrote to memory of 2224	4984	DHL AWB# 507899087.exe	86
PID 4984 wrote to memory of 996	4984	DHL AWB# 507899087.exe	88
PID 4984 wrote to memory of 996	4984	DHL AWB# 507899087.exe	88
PID 4984 wrote to memory of 996	4984	DHL AWB# 507899087.exe	88
PID 4984 wrote to memory of 836	4984	DHL AWB# 507899087.exe	90
PID 4984 wrote to memory of 836	4984	DHL AWB# 507899087.exe	90
PID 4984 wrote to memory of 836	4984	DHL AWB# 507899087.exe	90
PID 4984 wrote to memory of 5032	4984	DHL AWB# 507899087.exe	91
PID 4984 wrote to memory of 5032	4984	DHL AWB# 507899087.exe	91
PID 4984 wrote to memory of 5032	4984	DHL AWB# 507899087.exe	91
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92
PID 4984 wrote to memory of 4112	4984	DHL AWB# 507899087.exe	92

C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.exe
"C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.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:4984
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ieVfsycTEOGSC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2224
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ieVfsycTEOGSC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC803.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:996
- C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.exe"
  2⤵
  PID:836
- C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.exe"
  2⤵
  PID:5032
- C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL AWB# 507899087.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4112

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\Temp\__PSScriptPolicyTest_f3tpqndp.wxg.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC803.tmp

Filesize
1KB

MD5
4fe4090a658a8879a0f92062920bb002

SHA1
a82348bd21a1a57868cbfa3a7891c2cf50178423

SHA256
c899a0a676c02491f290c4ad80112722d6b543c265aac28536c4fa3146788f29

SHA512
ca9631ffc0e2db29a53e9c524652d5b90f4fc575579523041cd1788b6463156fe0fe87af28f94ab82e2e03e68ec0ce33b041e12f6bf8b5864533b345daea491d

Download Submit
memory/2224-20-0x0000000006070000-0x0000000006092000-memory.dmp

Filesize
136KB

Download
memory/2224-65-0x0000000007E50000-0x0000000007E58000-memory.dmp

Filesize
32KB

Download
memory/2224-68-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-64-0x0000000007E70000-0x0000000007E8A000-memory.dmp

Filesize
104KB

Download
memory/2224-63-0x0000000007D70000-0x0000000007D84000-memory.dmp

Filesize
80KB

Download
memory/2224-44-0x0000000006DA0000-0x0000000006DD2000-memory.dmp

Filesize
200KB

Download
memory/2224-61-0x0000000007D30000-0x0000000007D41000-memory.dmp

Filesize
68KB

Download
memory/2224-60-0x0000000007DB0000-0x0000000007E46000-memory.dmp

Filesize
600KB

Download
memory/2224-59-0x0000000007BA0000-0x0000000007BAA000-memory.dmp

Filesize
40KB

Download
memory/2224-15-0x0000000005260000-0x0000000005296000-memory.dmp

Filesize
216KB

Download
memory/2224-16-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-17-0x00000000059C0000-0x0000000005FE8000-memory.dmp

Filesize
6.2MB

Download
memory/2224-18-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-58-0x0000000007B30000-0x0000000007B4A000-memory.dmp

Filesize
104KB

Download
memory/2224-22-0x0000000006180000-0x00000000061E6000-memory.dmp

Filesize
408KB

Download
memory/2224-23-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-57-0x0000000008170000-0x00000000087EA000-memory.dmp

Filesize
6.5MB

Download
memory/2224-33-0x00000000061F0000-0x0000000006544000-memory.dmp

Filesize
3.3MB

Download
memory/2224-56-0x0000000007A10000-0x0000000007AB3000-memory.dmp

Filesize
652KB

Download
memory/2224-55-0x0000000006E00000-0x0000000006E1E000-memory.dmp

Filesize
120KB

Download
memory/2224-45-0x000000006F2A0000-0x000000006F2EC000-memory.dmp

Filesize
304KB

Download
memory/2224-62-0x0000000007D60000-0x0000000007D6E000-memory.dmp

Filesize
56KB

Download
memory/2224-21-0x0000000006110000-0x0000000006176000-memory.dmp

Filesize
408KB

Download
memory/2224-40-0x00000000067F0000-0x000000000680E000-memory.dmp

Filesize
120KB

Download
memory/2224-42-0x00000000068B0000-0x00000000068FC000-memory.dmp

Filesize
304KB

Download
memory/4112-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-80-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-78-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-77-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-72-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-71-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-70-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4112-69-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4984-4-0x00000000054C0000-0x00000000054CA000-memory.dmp

Filesize
40KB

Download
memory/4984-5-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4984-7-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/4984-3-0x00000000054D0000-0x0000000005562000-memory.dmp

Filesize
584KB

Download
memory/4984-6-0x0000000005B40000-0x0000000005B5E000-memory.dmp

Filesize
120KB

Download
memory/4984-8-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4984-9-0x000000000A6F0000-0x000000000A7B0000-memory.dmp

Filesize
768KB

Download
memory/4984-10-0x000000000D7B0000-0x000000000D84C000-memory.dmp

Filesize
624KB

Download
memory/4984-2-0x0000000005BE0000-0x0000000006184000-memory.dmp

Filesize
5.6MB

Download
memory/4984-43-0x0000000074830000-0x0000000074FE0000-memory.dmp

Filesize
7.7MB

Download
memory/4984-1-0x0000000000A00000-0x0000000000B12000-memory.dmp

Filesize
1.1MB

Download
memory/4984-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download