remcos | 16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce

General

Target

16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.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

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 19 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1204-31-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-33-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-34-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-35-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-36-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-38-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-40-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-42-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-43-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-46-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-47-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-48-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-49-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-50-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-51-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-52-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-53-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-54-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral1/memory/1204-55-0x0000000000400000-0x0000000000482000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2272-5-0x0000000000520000-0x000000000052C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

Processes:

16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe

description	pid	process	target process
PID 2272 set thread context of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.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

2652 schtasks.exe

pid	process
2652	schtasks.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exepowershell.exepowershell.exe

pid	process
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
2556	powershell.exe
2980	powershell.exe
2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
Token: SeDebugPrivilege	2556	powershell.exe
Token: SeDebugPrivilege	2980	powershell.exe

Suspicious use of WriteProcessMemory 37 IoCs

Processes:

16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe

description	pid	process	target process
PID 2272 wrote to memory of 2980	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2980	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2980	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2980	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2556	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2556	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2556	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2556	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	powershell.exe
PID 2272 wrote to memory of 2652	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	schtasks.exe
PID 2272 wrote to memory of 2652	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	schtasks.exe
PID 2272 wrote to memory of 2652	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	schtasks.exe
PID 2272 wrote to memory of 2652	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	schtasks.exe
PID 2272 wrote to memory of 2452	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2452	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2452	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2452	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2492	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2492	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2492	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2492	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2916	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2916	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2916	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 2916	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe
PID 2272 wrote to memory of 1204	2272	16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe
"C:\Users\Admin\AppData\Local\Temp\16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2272

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\16e9bc6afb3e487749ffed54bace65bb58dd5257c66a0baef767d371eda437ce.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2980

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:2556

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xEAqrgXRK" /XML "C:\Users\Admin\AppData\Local\Temp\tmp78C8.tmp"
2⤵
- Creates scheduled task(s)
PID:2652

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
PID:2452

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
PID:2492

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
PID:2916

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
PID:1204

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\tmp78C8.tmp
Filesize
1KB

MD5
767620f63004ce1de5a9bb1d0b95c7e6

SHA1
26cb33ed1637555818e627d4da44dbeb3fac2b35

SHA256
9c7e0fb5cb66112918d06c4b464a297d6f56c9bc612c2b7713d5b5a605ee18c0

SHA512
054445c489f277418c5b39857f9a735f0ba11159b8f8f7257d1d18a186054a2486b483957eeb4548d48d6f8329018aff7e4dc5f7db8e4bcbc6ffe793fb9678ab

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

MD5
d9c10d1813dcfacd7bda5c57cd801177

SHA1
fa6db48ff259d2bc6d34b407bf532a375ca94ecb

SHA256
7a5612d3b84427bba00ce6f3d1e1ee67e4a89203f424509550f30b05b2acf8df

SHA512
1dfb67cf024eec9287f8dca9580104a50f3dcce492697a17a042ef668af9ee6de3aa45a76b78a9b207308ace2debb311c8f1232f0cd0c82fc24886299f9b7830

Download Submit
memory/1204-43-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-27-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-49-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-55-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-54-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-53-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-52-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-51-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-38-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-50-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1204-37-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2272-2-0x0000000004DD0000-0x0000000004E10000-memory.dmp

Filesize
256KB

Download
memory/2272-5-0x0000000000520000-0x000000000052C000-memory.dmp

Filesize
48KB

Download
memory/2272-41-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2272-24-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2272-3-0x00000000004E0000-0x00000000004F4000-memory.dmp

Filesize
80KB

Download
memory/2272-0-0x0000000000840000-0x0000000000924000-memory.dmp

Filesize
912KB

Download
memory/2272-1-0x0000000074950000-0x000000007503E000-memory.dmp

Filesize
6.9MB

Download
memory/2272-6-0x0000000004FF0000-0x00000000050B0000-memory.dmp

Filesize
768KB

Download
memory/2272-4-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/2556-23-0x000000006F7D0000-0x000000006FD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2556-45-0x000000006F7D0000-0x000000006FD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2556-19-0x000000006F7D0000-0x000000006FD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2556-26-0x0000000002600000-0x0000000002640000-memory.dmp

Filesize
256KB

Download
memory/2556-21-0x0000000002600000-0x0000000002640000-memory.dmp

Filesize
256KB

Download
memory/2980-44-0x000000006F7D0000-0x000000006FD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2980-25-0x0000000002560000-0x00000000025A0000-memory.dmp

Filesize
256KB

Download
memory/2980-22-0x000000006F7D0000-0x000000006FD7B000-memory.dmp

Filesize
5.7MB

Download
memory/2980-20-0x000000006F7D0000-0x000000006FD7B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads