remcos | f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2

General

Target

TSTS 0005A.bat.exe
Size

922KB
MD5

b195643d6d8c3f81c7409533ad14726c
SHA1

c09b56928fb1f448ed9b3610a0b930f77e2ebcfe
SHA256

f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2
SHA512

b843153f581be5a77b8575cf09e25333d5eaf5af3b689441ad0af336c4494a6181d5882dfa8b2ba2d90acb64cd3db9ab26f1cf87e1991f996d26cbb6990c5fb8
SSDEEP

24576:JgjHr6DLW5Gaxs00MUVXdtS6seDmw+Op8lCua51:WrpDxclG65mg8lCuo

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

sembe.duckdns.org:14645

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
true
install_flag
false
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
notess
keylog_path
%AppData%
mouse_option
false
mutex
Rmc-P0AEMX
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

TSTS 0005A.bat.exe

description pid process target process

PID 2004 set thread context of 2628 2004 TSTS 0005A.bat.exe TSTS 0005A.bat.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

3028 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2584 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2584 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

TSTS 0005A.bat.exe

pid process

2628 TSTS 0005A.bat.exe

description	pid	process	target process
PID 2004 set thread context of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe

pid	process
3028	schtasks.exe

pid	process
2584	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2584	powershell.exe

pid	process
2628	TSTS 0005A.bat.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

TSTS 0005A.bat.exe

description	pid	process	target process
PID 2004 wrote to memory of 2584	2004	TSTS 0005A.bat.exe	powershell.exe
PID 2004 wrote to memory of 2584	2004	TSTS 0005A.bat.exe	powershell.exe
PID 2004 wrote to memory of 2584	2004	TSTS 0005A.bat.exe	powershell.exe
PID 2004 wrote to memory of 2584	2004	TSTS 0005A.bat.exe	powershell.exe
PID 2004 wrote to memory of 3028	2004	TSTS 0005A.bat.exe	schtasks.exe
PID 2004 wrote to memory of 3028	2004	TSTS 0005A.bat.exe	schtasks.exe
PID 2004 wrote to memory of 3028	2004	TSTS 0005A.bat.exe	schtasks.exe
PID 2004 wrote to memory of 3028	2004	TSTS 0005A.bat.exe	schtasks.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe
PID 2004 wrote to memory of 2628	2004	TSTS 0005A.bat.exe	TSTS 0005A.bat.exe

C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.bat.exe
"C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.bat.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2004

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vcEDbAjawlTHE.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2584

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vcEDbAjawlTHE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3EC5.tmp"
2⤵
- Creates scheduled task(s)
PID:3028

C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.bat.exe
"C:\Users\Admin\AppData\Local\Temp\TSTS 0005A.bat.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2628

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

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\tmp3EC5.tmp
Filesize
1KB

MD5
b0dbfda50a11ba2f398c2de3049cddab

SHA1
4c7ec19e990cefcf6182c3c9580ed70dac7ec655

SHA256
ce16e075234483ce823675820b1544d16148e4340e852a1b049df30dfd51a995

SHA512
fcf7d79e2bedc6d05bc1548d36d5a1c67c094e4c71d6e8c1a211e011e95969f1ddd0b7d6b6e7781735507c00832684bb4d3f1faffde66ab1188cf0defde74075

Download Submit
C:\Users\Admin\AppData\Roaming\notess\logs.dat
Filesize
144B

MD5
59259080a300da59fee304532fd98eb4

SHA1
910c325fa7ea4082e9da0389e9618726eb8c58c8

SHA256
b1f370ce99ba28514f30d5fbec23b2aa5435e7333c944339f61d9b6bbbcb5cf7

SHA512
c4c409bfad782a31ce00696a6cb5aa79a1130d72f8b44cddc2027039ba96f6382d01968f45349c2b79e0a672d46f3a579d7cd1712e1102a1cf6d13f4285d1af9

Download Submit
memory/2004-3-0x0000000000450000-0x0000000000460000-memory.dmp

Filesize
64KB

Download
memory/2004-29-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2004-4-0x0000000000470000-0x000000000047C000-memory.dmp

Filesize
48KB

Download
memory/2004-5-0x0000000005310000-0x00000000053D0000-memory.dmp

Filesize
768KB

Download
memory/2004-2-0x00000000005F0000-0x0000000000630000-memory.dmp

Filesize
256KB

Download
memory/2004-0-0x0000000000B20000-0x0000000000C08000-memory.dmp

Filesize
928KB

Download
memory/2004-1-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/2584-39-0x000000006E900000-0x000000006EEAB000-memory.dmp

Filesize
5.7MB

Download
memory/2584-38-0x0000000002790000-0x00000000027D0000-memory.dmp

Filesize
256KB

Download
memory/2584-37-0x0000000002790000-0x00000000027D0000-memory.dmp

Filesize
256KB

Download
memory/2584-36-0x000000006E900000-0x000000006EEAB000-memory.dmp

Filesize
5.7MB

Download
memory/2584-34-0x000000006E900000-0x000000006EEAB000-memory.dmp

Filesize
5.7MB

Download
memory/2628-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2628-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-23-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-18-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-16-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-49-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-50-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-57-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-65-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-66-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-73-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-74-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-81-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2628-82-0x0000000000400000-0x0000000000482000-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