remcos | f00982603a693995cf32649df28ac390ce839638751f04d11517454466061785

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2023, 07:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7034c12131cc2e28fcf9235850a36b08e9983dce.exe
Size

7KB
MD5

1c72fb093ace75fffb093c6541ff4940
SHA1

7034c12131cc2e28fcf9235850a36b08e9983dce
SHA256

f00982603a693995cf32649df28ac390ce839638751f04d11517454466061785
SHA512

4d713c85e2b5a818e3f5db4c7b59a820bb309c911825670b540597c9faa9d931f5648d054e19a01a48f7c97bae6dfe67b02148fb3ad58ddafdd11bb06f8a59ed
SSDEEP

96:lTlsnKYgr+QLZCMqm18WQ2juY+wq+Df/8tEkajtR/zNt:lpQELZCMqmXjuZ+z8zaj7p

Score

10^/10

remcos 28282 collection persistence rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

28282

194.180.49.17:28282

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
gqhwjekrltlu-TOU33Q
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

NirSoft MailPassView 1 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/3632-153-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/2208-156-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral2/memory/2208-157-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 4 IoCs

resource	yara_rule
behavioral2/memory/3632-153-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral2/memory/4556-155-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/2208-156-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral2/memory/2208-157-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	7034c12131cc2e28fcf9235850a36b08e9983dce.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	7034c12131cc2e28fcf9235850a36b08e9983dce.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Eesibjdz = "\"C:\\Users\\Admin\\AppData\\Roaming\\Gngrey\\Eesibjdz.exe\""	7034c12131cc2e28fcf9235850a36b08e9983dce.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 5080 set thread context of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 1584 set thread context of 2208	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	90
PID 1584 set thread context of 3632	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	91
PID 1584 set thread context of 4556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	94

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5092	powershell.exe
5092	powershell.exe
2208	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
2208	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
4556	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
4556	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
2208	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
2208	7034c12131cc2e28fcf9235850a36b08e9983dce.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe
Token: SeDebugPrivilege	5092	powershell.exe
Token: SeDebugPrivilege	4556	7034c12131cc2e28fcf9235850a36b08e9983dce.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 5092	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	81
PID 5080 wrote to memory of 5092	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	81
PID 5080 wrote to memory of 5092	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	81
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 5080 wrote to memory of 1584	5080	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	89
PID 1584 wrote to memory of 2208	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	90
PID 1584 wrote to memory of 2208	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	90
PID 1584 wrote to memory of 2208	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	90
PID 1584 wrote to memory of 2208	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	90
PID 1584 wrote to memory of 3632	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	91
PID 1584 wrote to memory of 3632	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	91
PID 1584 wrote to memory of 3632	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	91
PID 1584 wrote to memory of 3632	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	91
PID 1584 wrote to memory of 956	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	92
PID 1584 wrote to memory of 956	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	92
PID 1584 wrote to memory of 956	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	92
PID 1584 wrote to memory of 556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	93
PID 1584 wrote to memory of 556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	93
PID 1584 wrote to memory of 556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	93
PID 1584 wrote to memory of 4556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	94
PID 1584 wrote to memory of 4556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	94
PID 1584 wrote to memory of 4556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	94
PID 1584 wrote to memory of 4556	1584	7034c12131cc2e28fcf9235850a36b08e9983dce.exe	94

C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
"C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5092
- C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
  C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1584
- - C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
    C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe /stext "C:\Users\Admin\AppData\Local\Temp\agchyrbcldrzjeny"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:2208
- - C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
    C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe /stext "C:\Users\Admin\AppData\Local\Temp\laiszjlwzljltsbcfnir"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:3632
- - C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
    C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe /stext "C:\Users\Admin\AppData\Local\Temp\ncnlzcwyntbqwyygwxcsszm"
    3⤵
    PID:956
- - C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
    C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe /stext "C:\Users\Admin\AppData\Local\Temp\ncnlzcwyntbqwyygwxcsszm"
    3⤵
    PID:556
- - C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe
    C:\Users\Admin\AppData\Local\Temp\7034c12131cc2e28fcf9235850a36b08e9983dce.exe /stext "C:\Users\Admin\AppData\Local\Temp\ncnlzcwyntbqwyygwxcsszm"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4556

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
4KB

MD5
952a930b9fe70f809a67cb4e765c9448

SHA1
7e6c235246cc1be14d8a01ee7688a2a2471d44c9

SHA256
bd8156713974af3003c418302d3647fa84f62836fe83613c05e8bc40cb06a867

SHA512
10d12f2412fd2cb9ecf47cccd0261b17d9a3323957602c06795c4b2244306837d0a979ec6e552dc023ee81719ebcb9455bdb6f9d44f07788664994d1498452fb

Download Submit
memory/1584-162-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1584-163-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1584-159-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1584-145-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1584-164-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1584-165-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1584-148-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1584-147-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1584-146-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2208-156-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2208-157-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/3632-153-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4556-155-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/5080-142-0x00000000061C0000-0x0000000006252000-memory.dmp

Filesize
584KB

Download
memory/5080-143-0x0000000008060000-0x0000000008604000-memory.dmp

Filesize
5.6MB

Download
memory/5080-132-0x0000000000F10000-0x0000000000F18000-memory.dmp

Filesize
32KB

Download
memory/5080-133-0x0000000007010000-0x0000000007032000-memory.dmp

Filesize
136KB

Download
memory/5092-139-0x0000000006080000-0x000000000609E000-memory.dmp

Filesize
120KB

Download
memory/5092-141-0x0000000006590000-0x00000000065AA000-memory.dmp

Filesize
104KB

Download
memory/5092-140-0x00000000076C0000-0x0000000007D3A000-memory.dmp

Filesize
6.5MB

Download
memory/5092-138-0x0000000005A30000-0x0000000005A96000-memory.dmp

Filesize
408KB

Download
memory/5092-137-0x0000000005890000-0x00000000058F6000-memory.dmp

Filesize
408KB

Download
memory/5092-136-0x0000000005260000-0x0000000005888000-memory.dmp

Filesize
6.2MB

Download
memory/5092-135-0x0000000002AE0000-0x0000000002B16000-memory.dmp

Filesize
216KB

Download