remcos | 599e798637237a358ad43330ee6de209e08ec92ad7568aa91f5db0656ea36e91

Analysis

max time kernel
148s
max time network
134s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12/02/2025, 15:13

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General

Target

SWIFTCOPY.xls.exe
Size

625KB
MD5

e3e9518dc737fbef685ae8d297a1d8d9
SHA1

893ef9c28f0a7c2d8e5dac9561045324f9e36451
SHA256

599e798637237a358ad43330ee6de209e08ec92ad7568aa91f5db0656ea36e91
SHA512

1eac4a7ceff80711e93fedfff9e631772c4cdebab17d4f046756eaf7b11189b45e7cf1c2cedca14706d26484f47f0ecaa6ebcde483e66df6d184a2bfccc96ebc
SSDEEP

12288:ZAuqSt1m725OuCFYmpeLZYlYmoabA9hlQU08GsdmIVl/IfLitFxJ:ZVqSmK5OuXmpelMYkEdQBtSl/IAT

Score

10^/10

remcos googlegroupaccount discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

googlegroupaccount

107.174.65.146:1194

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
googlegroupaccount.exe
copy_folder
googlegroupaccount
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
true
install_path
%Temp%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-1MDOQC
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

Executes dropped EXE 2 IoCs

pid	Process
2760	googlegroupaccount.exe
2896	googlegroupaccount.exe

Loads dropped DLL 2 IoCs

pid	Process
1568	SWIFTCOPY.xls.exe
2760	googlegroupaccount.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-1MDOQC = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\googlegroupaccount\\googlegroupaccount.exe\""	SWIFTCOPY.xls.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-1MDOQC = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\googlegroupaccount\\googlegroupaccount.exe\""	SWIFTCOPY.xls.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-1MDOQC = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\googlegroupaccount\\googlegroupaccount.exe\""	googlegroupaccount.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-1MDOQC = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\googlegroupaccount\\googlegroupaccount.exe\""	googlegroupaccount.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3028 set thread context of 1568	3028	SWIFTCOPY.xls.exe	30
PID 2760 set thread context of 2896	2760	googlegroupaccount.exe	32

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	SWIFTCOPY.xls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SWIFTCOPY.xls.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	googlegroupaccount.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	googlegroupaccount.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2896	googlegroupaccount.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 3028 wrote to memory of 1568	3028	SWIFTCOPY.xls.exe	30
PID 1568 wrote to memory of 2760	1568	SWIFTCOPY.xls.exe	31
PID 1568 wrote to memory of 2760	1568	SWIFTCOPY.xls.exe	31
PID 1568 wrote to memory of 2760	1568	SWIFTCOPY.xls.exe	31
PID 1568 wrote to memory of 2760	1568	SWIFTCOPY.xls.exe	31
PID 1568 wrote to memory of 2760	1568	SWIFTCOPY.xls.exe	31
PID 1568 wrote to memory of 2760	1568	SWIFTCOPY.xls.exe	31
PID 1568 wrote to memory of 2760	1568	SWIFTCOPY.xls.exe	31
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32
PID 2760 wrote to memory of 2896	2760	googlegroupaccount.exe	32

C:\Users\Admin\AppData\Local\Temp\SWIFTCOPY.xls.exe
"C:\Users\Admin\AppData\Local\Temp\SWIFTCOPY.xls.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Users\Admin\AppData\Local\Temp\SWIFTCOPY.xls.exe
  "C:\Users\Admin\AppData\Local\Temp\SWIFTCOPY.xls.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1568
- - C:\Users\Admin\AppData\Local\Temp\googlegroupaccount\googlegroupaccount.exe
    "C:\Users\Admin\AppData\Local\Temp\googlegroupaccount\googlegroupaccount.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2760
  - - C:\Users\Admin\AppData\Local\Temp\googlegroupaccount\googlegroupaccount.exe
      "C:\Users\Admin\AppData\Local\Temp\googlegroupaccount\googlegroupaccount.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
65cc326c4cb38e20ea7352fbbcc254c5

SHA1
a7b828bbe51a55e2f9bdedaed116ec13f0ddd27a

SHA256
942d8a325c6043abda4f72e426dab7ac634bb1a624c6899c3e156f8631c3045e

SHA512
72f6ef59a1c2ce02a1b58f8ac163bdced2cfd48fc37c3cc490101a6a7547e08fbf3cf9e9066766a35f8c52b7eddbd1a6fe0f51357f30dbbf99f0cfb31176d489

Download Submit
\Users\Admin\AppData\Local\Temp\googlegroupaccount\googlegroupaccount.exe

Filesize
625KB

MD5
e3e9518dc737fbef685ae8d297a1d8d9

SHA1
893ef9c28f0a7c2d8e5dac9561045324f9e36451

SHA256
599e798637237a358ad43330ee6de209e08ec92ad7568aa91f5db0656ea36e91

SHA512
1eac4a7ceff80711e93fedfff9e631772c4cdebab17d4f046756eaf7b11189b45e7cf1c2cedca14706d26484f47f0ecaa6ebcde483e66df6d184a2bfccc96ebc

Download Submit
memory/1568-17-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1568-13-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-28-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-22-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-19-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-2-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-5-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-11-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-9-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1568-7-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2760-52-0x0000000073650000-0x0000000073D3E000-memory.dmp

Filesize
6.9MB

Download
memory/2760-30-0x000000007365E000-0x000000007365F000-memory.dmp

Filesize
4KB

Download
memory/2760-31-0x00000000013D0000-0x0000000001472000-memory.dmp

Filesize
648KB

Download
memory/2896-48-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-63-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-98-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-49-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-97-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-43-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2896-53-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-54-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-55-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-56-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-57-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-59-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-61-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-90-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-64-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-67-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-89-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-73-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-74-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-81-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2896-82-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/3028-1-0x00000000013C0000-0x0000000001462000-memory.dmp

Filesize
648KB

Download
memory/3028-20-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3028-4-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads