remcos | 724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12-12-2024 20:32

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General

Target

SwiftCopy_PaymtRecpt121224.exe
Size

1.1MB
MD5

fc1b25a4b630e5080fd4004eb3929f50
SHA1

62bb01b654398961a3f2079346eef8c33b874d37
SHA256

724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724
SHA512

dd6d543c4687a398abdd8aa73f795ecda60a6222132e675f6c3b4cb4d2ca25d42b0e5a3f46f7e98fb8285a4bb44b4891f018c51bed0360784f89ced0417e5e2c
SSDEEP

24576:TjlIhSPd+p4mW33YHtYGPfU+Yl10PzhnVY5zbwfSxlN:Tjl+SPsp4KHtbPf4uxVYBT

Score

10^/10

remcos remotehost collection discovery rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

192.210.150.17:56887

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
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-OPLFYE
screenshot_crypt
false
screenshot_flag
false
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
Remcos family
remcos

Detected Nirsoft tools 7 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral1/memory/432-52-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/432-54-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft
behavioral1/memory/1736-53-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1736-51-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/2156-58-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1736-63-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/432-65-0x0000000000400000-0x0000000000462000-memory.dmp	Nirsoft

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral1/memory/432-52-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/432-54-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView
behavioral1/memory/432-65-0x0000000000400000-0x0000000000462000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 3 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral1/memory/1736-53-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1736-51-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1736-63-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	SwiftCopy_PaymtRecpt121224.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2244 set thread context of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2904 set thread context of 1736	2904	SwiftCopy_PaymtRecpt121224.exe	31
PID 2904 set thread context of 432	2904	SwiftCopy_PaymtRecpt121224.exe	32
PID 2904 set thread context of 2156	2904	SwiftCopy_PaymtRecpt121224.exe	33

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	SwiftCopy_PaymtRecpt121224.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SwiftCopy_PaymtRecpt121224.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SwiftCopy_PaymtRecpt121224.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SwiftCopy_PaymtRecpt121224.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SwiftCopy_PaymtRecpt121224.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2244	SwiftCopy_PaymtRecpt121224.exe
2244	SwiftCopy_PaymtRecpt121224.exe
1736	SwiftCopy_PaymtRecpt121224.exe
1736	SwiftCopy_PaymtRecpt121224.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2904	SwiftCopy_PaymtRecpt121224.exe
2904	SwiftCopy_PaymtRecpt121224.exe
2904	SwiftCopy_PaymtRecpt121224.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2244	SwiftCopy_PaymtRecpt121224.exe
Token: SeDebugPrivilege	2156	SwiftCopy_PaymtRecpt121224.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2244 wrote to memory of 2904	2244	SwiftCopy_PaymtRecpt121224.exe	29
PID 2904 wrote to memory of 1736	2904	SwiftCopy_PaymtRecpt121224.exe	31
PID 2904 wrote to memory of 1736	2904	SwiftCopy_PaymtRecpt121224.exe	31
PID 2904 wrote to memory of 1736	2904	SwiftCopy_PaymtRecpt121224.exe	31
PID 2904 wrote to memory of 1736	2904	SwiftCopy_PaymtRecpt121224.exe	31
PID 2904 wrote to memory of 1736	2904	SwiftCopy_PaymtRecpt121224.exe	31
PID 2904 wrote to memory of 432	2904	SwiftCopy_PaymtRecpt121224.exe	32
PID 2904 wrote to memory of 432	2904	SwiftCopy_PaymtRecpt121224.exe	32
PID 2904 wrote to memory of 432	2904	SwiftCopy_PaymtRecpt121224.exe	32
PID 2904 wrote to memory of 432	2904	SwiftCopy_PaymtRecpt121224.exe	32
PID 2904 wrote to memory of 432	2904	SwiftCopy_PaymtRecpt121224.exe	32
PID 2904 wrote to memory of 2156	2904	SwiftCopy_PaymtRecpt121224.exe	33
PID 2904 wrote to memory of 2156	2904	SwiftCopy_PaymtRecpt121224.exe	33
PID 2904 wrote to memory of 2156	2904	SwiftCopy_PaymtRecpt121224.exe	33
PID 2904 wrote to memory of 2156	2904	SwiftCopy_PaymtRecpt121224.exe	33
PID 2904 wrote to memory of 2156	2904	SwiftCopy_PaymtRecpt121224.exe	33

C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe
"C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe
  "C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2904
- - C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe
    C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe /stext "C:\Users\Admin\AppData\Local\Temp\davseumgynhdindkcuascqzwyxrn"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1736
- - C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe
    C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe /stext "C:\Users\Admin\AppData\Local\Temp\ocalemwamwzqstroufnufdtnymjobzo"
    3⤵
    - Accesses Microsoft Outlook accounts
    - System Location Discovery: System Language Discovery
    PID:432
- - C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe
    C:\Users\Admin\AppData\Local\Temp\SwiftCopy_PaymtRecpt121224.exe /stext "C:\Users\Admin\AppData\Local\Temp\ywnvxfhcaesvuhnsdqanphgwhssxckfopv"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:2156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\davseumgynhdindkcuascqzwyxrn

Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/432-65-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/432-52-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/432-48-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/432-50-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/432-54-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1736-63-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1736-53-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1736-43-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1736-45-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1736-51-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2156-55-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2156-58-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2156-57-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2156-56-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2244-5-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2244-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/2244-27-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2244-6-0x0000000005600000-0x00000000056C4000-memory.dmp

Filesize
784KB

Download
memory/2244-4-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/2244-3-0x0000000000660000-0x0000000000686000-memory.dmp

Filesize
152KB

Download
memory/2244-2-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2244-1-0x0000000000EC0000-0x0000000000FDC000-memory.dmp

Filesize
1.1MB

Download
memory/2904-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-28-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2904-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-66-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2904-69-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2904-70-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2904-71-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-72-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-77-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-78-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-80-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-82-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-83-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download