remcos | fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02

General

Target

fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
Size

617KB
MD5

d822c95bd53f00fca100fd5a8e262c84
SHA1

5198d2fdc041d5b71fa0ca9e12308b0d835a2e6f
SHA256

fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02
SHA512

3579eff385d1b1c5695f12c061052b594f2659971384d7ea37c4b7f9e46043ed6e7cfdcfa332fc249878ee9efc1b2da85ddb69851f812eb14f072979209bf59c
SSDEEP

12288:+CHNBT5iQt+QD+pkBFJsoFlTlNeg8jQHhpKISzAHEAmD:lNlpBr3d8j8H

Score

10^/10

remcos gg rat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

gg

C2

62.102.148.185:9771

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
remcos.exe
copy_folder
remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
newstart
keylog_path
%AppData%
mouse_option
false
mutex
remcos_wgwfvnfssp
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
startup_value
remcos
take_screenshot_option
false
take_screenshot_time
5

Extracted

Family

remcos

Botnet

gg

C2

62.102.148.185:9771

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
remcos.exe
copy_folder
remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
newstart
keylog_path
%AppData%
mouse_option
false
mutex
remcos_wgwfvnfssp
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screens
screenshot_path
%AppData%
screenshot_time
1
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

Detects executables packed with SmartAssembly 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2856-5-0x0000000000A40000-0x0000000000A4C000-memory.dmp	INDICATOR_EXE_Packed_SmartAssembly

detects Windows exceutables potentially bypassing UAC using eventvwr.exe 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2660-26-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2660-27-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2660-30-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2660-32-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2660-34-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2660-36-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2080-39-0x0000000000280000-0x00000000002C0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2660-43-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2596-44-0x0000000002740000-0x0000000002780000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2660-49-0x0000000000400000-0x0000000000417000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer

Suspicious use of SetThreadContext 1 IoCs

Processes:

fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe

description	pid	process	target process
PID 2856 set thread context of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.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

2624 schtasks.exe

pid	process
2624	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

Processes:

fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exepowershell.exepowershell.exe

pid	process
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
2080	powershell.exe
2596	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
Token: SeDebugPrivilege	2080	powershell.exe
Token: SeDebugPrivilege	2596	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe

pid process

2660 fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe

pid	process
2660	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe

description	pid	process	target process
PID 2856 wrote to memory of 2080	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2080	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2080	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2080	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2596	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2596	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2596	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2596	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	powershell.exe
PID 2856 wrote to memory of 2624	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	schtasks.exe
PID 2856 wrote to memory of 2624	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	schtasks.exe
PID 2856 wrote to memory of 2624	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	schtasks.exe
PID 2856 wrote to memory of 2624	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	schtasks.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
PID 2856 wrote to memory of 2660	2856	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe	fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe

C:\Users\Admin\AppData\Local\Temp\fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
"C:\Users\Admin\AppData\Local\Temp\fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2856

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\fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2080

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oloHsnLTUx.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2596

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oloHsnLTUx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBAA8.tmp"
2⤵
- Creates scheduled task(s)
PID:2624

C:\Users\Admin\AppData\Local\Temp\fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe
"C:\Users\Admin\AppData\Local\Temp\fadcd7b36622cde793fdb8b3c509c13efb05a57e5227ea5c0dac37ef49a5cb02.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2660

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\tmpBAA8.tmp
Filesize
1KB

MD5
883940757c683a948d8a2fd17983b3d5

SHA1
2dbac71f17366ace2464bec61a3b683875ae2a97

SHA256
5160d21719aded518ff1e91c1cd4fd592c57e732fc6e9a911c2a623af29b23da

SHA512
8bb58db525a4eddf259da764a96c030d4d31e6dca5bf509191f760d924f17c3afa3f0ff5ce0cdbd879003e2d42cae912e31af87d21a9bc580cfba26508d002af

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\7LLYXQL6O312JW8RUJT5.temp
Filesize
7KB

MD5
9355e56d770cc91ad519124601fbe01b

SHA1
1409ab1b29dcc1f8112242108724f39edeb94805

SHA256
f629e5e93a7f5f7336d0a021e3a9b4c655bbb6827125f0fab3eb881f111529a9

SHA512
39f4b10a6316ccfd544af3e297f735f643d29d131e936f25127c9411d4fff61304de24fe55fb78f9e348f695d8a8aa23ce317a3d38830f88a8f0d4ec0eeaade9

Download Submit
memory/2080-47-0x000000006E670000-0x000000006EC1B000-memory.dmp

Filesize
5.7MB

Download
memory/2080-42-0x0000000000280000-0x00000000002C0000-memory.dmp

Filesize
256KB

Download
memory/2080-41-0x000000006E670000-0x000000006EC1B000-memory.dmp

Filesize
5.7MB

Download
memory/2080-38-0x000000006E670000-0x000000006EC1B000-memory.dmp

Filesize
5.7MB

Download
memory/2080-39-0x0000000000280000-0x00000000002C0000-memory.dmp

Filesize
256KB

Download
memory/2596-37-0x000000006E670000-0x000000006EC1B000-memory.dmp

Filesize
5.7MB

Download
memory/2596-46-0x000000006E670000-0x000000006EC1B000-memory.dmp

Filesize
5.7MB

Download
memory/2596-45-0x0000000002740000-0x0000000002780000-memory.dmp

Filesize
256KB

Download
memory/2596-44-0x0000000002740000-0x0000000002780000-memory.dmp

Filesize
256KB

Download
memory/2596-40-0x000000006E670000-0x000000006EC1B000-memory.dmp

Filesize
5.7MB

Download
memory/2660-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2660-43-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-25-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-27-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-49-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-30-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-26-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-32-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-34-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-36-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-23-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2660-21-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2856-8-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/2856-7-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-6-0x0000000005C80000-0x0000000005CE0000-memory.dmp

Filesize
384KB

Download
memory/2856-5-0x0000000000A40000-0x0000000000A4C000-memory.dmp

Filesize
48KB

Download
memory/2856-33-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-4-0x0000000000A30000-0x0000000000A38000-memory.dmp

Filesize
32KB

Download
memory/2856-3-0x00000000009C0000-0x00000000009D2000-memory.dmp

Filesize
72KB

Download
memory/2856-2-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/2856-1-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2856-0-0x0000000000E50000-0x0000000000EF0000-memory.dmp

Filesize
640KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads