remcos | f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2

General

Target

f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.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

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 26 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2724-18-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-19-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-20-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-21-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-22-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-25-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-28-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-29-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-31-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-32-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-35-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-39-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-41-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-42-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-43-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-48-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-49-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-53-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-57-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-58-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-65-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-66-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-73-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-74-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-81-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/2724-82-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM

Detects executables packed with SmartAssembly 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2308-3-0x0000000000310000-0x0000000000320000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly
behavioral1/memory/2308-4-0x0000000000330000-0x000000000033C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Suspicious use of SetThreadContext 1 IoCs

Processes:

f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe

description	pid	process	target process
PID 2308 set thread context of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.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

2836 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2588 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2588 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe

pid process

2724 f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe

pid	process
2836	schtasks.exe

pid	process
2588	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2588	powershell.exe

pid	process
2724	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe

C:\Users\Admin\AppData\Local\Temp\f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
"C:\Users\Admin\AppData\Local\Temp\f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2308

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:2588

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vcEDbAjawlTHE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8FD1.tmp"
2⤵
- Creates scheduled task(s)
PID:2836

C:\Users\Admin\AppData\Local\Temp\f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
"C:\Users\Admin\AppData\Local\Temp\f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2724

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8FD1.tmp
Filesize
1KB

MD5
17052790e32d50230c2c3fc13ddaac9c

SHA1
0371dff5deae34fe2eda04fd0a1024cccacaf6e5

SHA256
cdb7aa026e8d4d4b51131b9e109d9ad02d54355086ac75ef6b683f1c8e9c2654

SHA512
810c68bc7e4a42d0d4b18f0620e4d1125f8865e700f03bf71d166f69faab2ce334665d4f5fefc746318c80022427e490548430ac06869a3e13b7c4dd8a0e3b3a

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

MD5
a71ac44af7543078eb3cc11efb8f49e7

SHA1
a51bbb3dfa4ac567b24da7b82067b89252585967

SHA256
80e45cec26960581dc27a5fc78fefe03f8334adc16eef7e5a45deff4c93fea08

SHA512
d7c20207546b2c40c3da9224bc3764604f03d23f1ae2466b8e133db23e90cb0a5be3875e0b5f3c8df1cc7f6613898d41fed427d2d858e46ceac853ba158af941

Download Submit
memory/2308-3-0x0000000000310000-0x0000000000320000-memory.dmp

Filesize
64KB

Download
memory/2308-27-0x00000000741D0000-0x00000000748BE000-memory.dmp

Filesize
6.9MB

Download
memory/2308-4-0x0000000000330000-0x000000000033C000-memory.dmp

Filesize
48KB

Download
memory/2308-5-0x00000000051C0000-0x0000000005280000-memory.dmp

Filesize
768KB

Download
memory/2308-2-0x0000000004D20000-0x0000000004D60000-memory.dmp

Filesize
256KB

Download
memory/2308-1-0x00000000741D0000-0x00000000748BE000-memory.dmp

Filesize
6.9MB

Download
memory/2308-0-0x0000000000D90000-0x0000000000E78000-memory.dmp

Filesize
928KB

Download
memory/2588-40-0x000000006E580000-0x000000006EB2B000-memory.dmp

Filesize
5.7MB

Download
memory/2588-38-0x0000000002480000-0x00000000024C0000-memory.dmp

Filesize
256KB

Download
memory/2588-37-0x0000000002480000-0x00000000024C0000-memory.dmp

Filesize
256KB

Download
memory/2588-36-0x0000000002480000-0x00000000024C0000-memory.dmp

Filesize
256KB

Download
memory/2588-34-0x000000006E580000-0x000000006EB2B000-memory.dmp

Filesize
5.7MB

Download
memory/2588-33-0x000000006E580000-0x000000006EB2B000-memory.dmp

Filesize
5.7MB

Download
memory/2724-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2724-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-18-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-39-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-43-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-49-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-53-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-57-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-58-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-65-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-66-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-73-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-74-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-81-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2724-82-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

description	pid	process	target process
PID 2308 wrote to memory of 2588	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	powershell.exe
PID 2308 wrote to memory of 2588	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	powershell.exe
PID 2308 wrote to memory of 2588	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	powershell.exe
PID 2308 wrote to memory of 2588	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	powershell.exe
PID 2308 wrote to memory of 2836	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	schtasks.exe
PID 2308 wrote to memory of 2836	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	schtasks.exe
PID 2308 wrote to memory of 2836	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	schtasks.exe
PID 2308 wrote to memory of 2836	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	schtasks.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe
PID 2308 wrote to memory of 2724	2308	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe	f4eaa74eb268a58cff6f5d37607758bd49cc00af060da799857ae10cfd59efb2.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads