remcos | 16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce

General

Target

Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe
Size

884KB
MD5

cb60f9802b22337e3182ff3045e848fa
SHA1

b3d29c2524c103e786e2a73c3dfdbe37b8e0ee28
SHA256

16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce
SHA512

bb7a9e679caa06f904eff2b4f08006d2cbeae03dfaa9e7a6b90e667040bedee607c8d147a16b56d5ecae99a11e0e9f6fdafc436f48867e12022198020f749be0
SSDEEP

24576:6OKGhEYdA9mPUiGZHQZcrOuP115OI7BN1:dKGhEYdAMfhSd155B

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

91.92.244.17:2707

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
Rmc-ZBS4C6
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
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe

description	pid	process	target process
PID 2316 set thread context of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2276 schtasks.exe

pid	process
2276	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Purchase order Inquiry 01-04 project 22501 - Request for quotation.exepowershell.exepowershell.exe

pid	process
2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe
812	powershell.exe
2092	powershell.exe
2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Purchase order Inquiry 01-04 project 22501 - Request for quotation.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe
Token: SeDebugPrivilege	812	powershell.exe
Token: SeDebugPrivilege	2092	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe

description	pid	process	target process
PID 2316 wrote to memory of 812	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 812	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 812	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 812	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 2092	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 2092	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 2092	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 2092	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	powershell.exe
PID 2316 wrote to memory of 2276	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	schtasks.exe
PID 2316 wrote to memory of 2276	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	schtasks.exe
PID 2316 wrote to memory of 2276	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	schtasks.exe
PID 2316 wrote to memory of 2276	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	schtasks.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe
PID 2316 wrote to memory of 2852	2316	Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2316

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Purchase order Inquiry 01-04 project 22501 - Request for quotation.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:812

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\xEAqrgXRK.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2092

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xEAqrgXRK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3717.tmp"
2⤵
- Creates scheduled task(s)
PID:2276

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
PID:2852

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scripting

1

T1064

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp3717.tmp
Filesize
1KB

MD5
4539f8014b01fa586d343ab6152193ce

SHA1
11d9d6974740d351afae63e734e0ce065744d899

SHA256
ca744c26582d6a3f26f7a465fdc4e8e304f4694094ac6ae5134af447b07cfb51

SHA512
eeaad9624805f8881e7c3c4e9449c3d29db8853edd0bcc5420531e8243e33d65eb0c0a7a0ad28e360ad2afaec3c58b484936461a096391d34c371006cee1b00e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize
7KB

MD5
860a7e9b2011327a9ad2451742e3be08

SHA1
dc10282d0aa3e9b99d62af506e04533880a7a2e4

SHA256
7cded2221d9db245b9b59df362c7ec929e4311842b0e66799952e440b2790c1f

SHA512
0597106d5ff3cb0640b43d349aa700eab060d7fa6d95f87d893021ef8238e19d7f044605e8bbc10abf06fb9e0d693558b54526e1d13deda1c861fbd722f37c27

Download Submit
memory/812-45-0x000000006E4B0000-0x000000006EA5B000-memory.dmp

Filesize
5.7MB

Download
memory/812-25-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/812-24-0x0000000002800000-0x0000000002840000-memory.dmp

Filesize
256KB

Download
memory/812-23-0x000000006E4B0000-0x000000006EA5B000-memory.dmp

Filesize
5.7MB

Download
memory/812-20-0x000000006E4B0000-0x000000006EA5B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-22-0x000000006E4B0000-0x000000006EA5B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-19-0x000000006E4B0000-0x000000006EA5B000-memory.dmp

Filesize
5.7MB

Download
memory/2092-21-0x0000000002AE0000-0x0000000002B20000-memory.dmp

Filesize
256KB

Download
memory/2092-46-0x000000006E4B0000-0x000000006EA5B000-memory.dmp

Filesize
5.7MB

Download
memory/2316-6-0x0000000004BA0000-0x0000000004C60000-memory.dmp

Filesize
768KB

Download
memory/2316-5-0x0000000000510000-0x000000000051C000-memory.dmp

Filesize
48KB

Download
memory/2316-0-0x0000000000890000-0x0000000000974000-memory.dmp

Filesize
912KB

Download
memory/2316-4-0x00000000004C0000-0x00000000004CA000-memory.dmp

Filesize
40KB

Download
memory/2316-3-0x0000000000490000-0x00000000004A4000-memory.dmp

Filesize
80KB

Download
memory/2316-2-0x0000000001F30000-0x0000000001F70000-memory.dmp

Filesize
256KB

Download
memory/2316-1-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/2316-40-0x0000000074990000-0x000000007507E000-memory.dmp

Filesize
6.9MB

Download
memory/2852-38-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-37-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-43-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-44-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-49-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-50-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-51-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-52-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-53-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-54-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-55-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-56-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-57-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-58-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2852-59-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads