remcos | 8ddd5afab3a24facb57e304ae890c32e1b5d2ce6543f0572d5a6cf06ee445ba9

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2025 14:39

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General

Target

DHL AWB# 15700638.exe
Size

972KB
MD5

185c9b9945409c3d3d90d76a6b32ebb1
SHA1

7797db82d41d3a3504f578bad1280c3be5f77826
SHA256

79b471a0a41d5c4b158af84c2f9619a08fb645f8a400c58fedc8521a4f238406
SHA512

06bfd7c742ec0a69dcbd18b2caf2a62c948aee7760bc224d6bd81d3356dfe0dc6e847912a5d0d0c4a0e6b7c51caaaf4af8d2df4eaabda0fe2417361c44e20977
SSDEEP

24576:AwerXiN/Ylh7bP67DPxscfEBiLHoZmI8eqDW:Aw8oA+Px6iL8qW

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
4988	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-1-5-21-805940606-1861219160-370298170-1000\Control Panel\International\Geo\Nation	DHL AWB# 15700638.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3152 set thread context of 4020	3152	DHL AWB# 15700638.exe	91

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# 15700638.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# 15700638.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
3320	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3152	DHL AWB# 15700638.exe
3152	DHL AWB# 15700638.exe
4988	powershell.exe
4988	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4988	powershell.exe
Token: SeDebugPrivilege	3152	DHL AWB# 15700638.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3152 wrote to memory of 4988	3152	DHL AWB# 15700638.exe	86
PID 3152 wrote to memory of 4988	3152	DHL AWB# 15700638.exe	86
PID 3152 wrote to memory of 4988	3152	DHL AWB# 15700638.exe	86
PID 3152 wrote to memory of 3320	3152	DHL AWB# 15700638.exe	88
PID 3152 wrote to memory of 3320	3152	DHL AWB# 15700638.exe	88
PID 3152 wrote to memory of 3320	3152	DHL AWB# 15700638.exe	88
PID 3152 wrote to memory of 3316	3152	DHL AWB# 15700638.exe	90
PID 3152 wrote to memory of 3316	3152	DHL AWB# 15700638.exe	90
PID 3152 wrote to memory of 3316	3152	DHL AWB# 15700638.exe	90
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91
PID 3152 wrote to memory of 4020	3152	DHL AWB# 15700638.exe	91

C:\Users\Admin\AppData\Local\Temp\DHL AWB# 15700638.exe
"C:\Users\Admin\AppData\Local\Temp\DHL AWB# 15700638.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:3152
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JWXNZxZzQRvzLR.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4988
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JWXNZxZzQRvzLR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp75E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3320
- C:\Users\Admin\AppData\Local\Temp\DHL AWB# 15700638.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL AWB# 15700638.exe"
  2⤵
  PID:3316
- C:\Users\Admin\AppData\Local\Temp\DHL AWB# 15700638.exe
  "C:\Users\Admin\AppData\Local\Temp\DHL AWB# 15700638.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4020

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_jor4fnno.e25.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp75E.tmp

Filesize
1KB

MD5
7cd49d6cd7db19861f6a17f8614c6495

SHA1
2a905810af037df49af4f8bc404024f803eb892c

SHA256
12a7ffd40e41ca6092d447456c1a857c87b7dfc57abf5fc8ba4da00f515247c8

SHA512
263e5b0750935edb3814b818693ef366ba575fed252f6d6af4acdf340e976b48d5d7261d9e77e2930c69596c09f8426e220582fdd47eedddd9c9d2b0e3c7a0bc

Download Submit
memory/3152-6-0x0000000005C20000-0x0000000005CBC000-memory.dmp

Filesize
624KB

Download
memory/3152-3-0x0000000005980000-0x0000000005A12000-memory.dmp

Filesize
584KB

Download
memory/3152-4-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3152-5-0x0000000005B10000-0x0000000005B1A000-memory.dmp

Filesize
40KB

Download
memory/3152-2-0x0000000005E90000-0x0000000006434000-memory.dmp

Filesize
5.6MB

Download
memory/3152-7-0x0000000005E50000-0x0000000005E6E000-memory.dmp

Filesize
120KB

Download
memory/3152-8-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/3152-9-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3152-10-0x000000000ABC0000-0x000000000AC80000-memory.dmp

Filesize
768KB

Download
memory/3152-43-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/3152-0-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download
memory/3152-1-0x0000000000ED0000-0x0000000000FCA000-memory.dmp

Filesize
1000KB

Download
memory/4020-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-78-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-77-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-80-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-82-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4020-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4988-41-0x0000000005FE0000-0x0000000005FFE000-memory.dmp

Filesize
120KB

Download
memory/4988-42-0x0000000006580000-0x00000000065CC000-memory.dmp

Filesize
304KB

Download
memory/4988-49-0x0000000006FF0000-0x0000000007022000-memory.dmp

Filesize
200KB

Download
memory/4988-50-0x000000006F770000-0x000000006F7BC000-memory.dmp

Filesize
304KB

Download
memory/4988-60-0x00000000065D0000-0x00000000065EE000-memory.dmp

Filesize
120KB

Download
memory/4988-61-0x0000000007030000-0x00000000070D3000-memory.dmp

Filesize
652KB

Download
memory/4988-62-0x0000000007960000-0x0000000007FDA000-memory.dmp

Filesize
6.5MB

Download
memory/4988-63-0x0000000007310000-0x000000000732A000-memory.dmp

Filesize
104KB

Download
memory/4988-64-0x0000000007380000-0x000000000738A000-memory.dmp

Filesize
40KB

Download
memory/4988-65-0x0000000007590000-0x0000000007626000-memory.dmp

Filesize
600KB

Download
memory/4988-66-0x0000000007510000-0x0000000007521000-memory.dmp

Filesize
68KB

Download
memory/4988-67-0x0000000007540000-0x000000000754E000-memory.dmp

Filesize
56KB

Download
memory/4988-68-0x0000000007550000-0x0000000007564000-memory.dmp

Filesize
80KB

Download
memory/4988-69-0x0000000007650000-0x000000000766A000-memory.dmp

Filesize
104KB

Download
memory/4988-70-0x0000000007630000-0x0000000007638000-memory.dmp

Filesize
32KB

Download
memory/4988-73-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/4988-40-0x00000000059E0000-0x0000000005D34000-memory.dmp

Filesize
3.3MB

Download
memory/4988-27-0x0000000005970000-0x00000000059D6000-memory.dmp

Filesize
408KB

Download
memory/4988-23-0x0000000005210000-0x0000000005232000-memory.dmp

Filesize
136KB

Download
memory/4988-25-0x0000000005900000-0x0000000005966000-memory.dmp

Filesize
408KB

Download
memory/4988-20-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/4988-19-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/4988-17-0x0000000005260000-0x0000000005888000-memory.dmp

Filesize
6.2MB

Download
memory/4988-16-0x0000000074D10000-0x00000000754C0000-memory.dmp

Filesize
7.7MB

Download
memory/4988-15-0x00000000026E0000-0x0000000002716000-memory.dmp

Filesize
216KB

Download