remcos | 8c2ea9871e74e6666be7e36d50993391239f372868bb38e698b20f6c3e2fafcf

General

Target

e-Payment Challan. R5364_08334_46915919.exe
Size

624KB
MD5

3a57683b6d649f0c6a68b25b12376985
SHA1

62d75aaac7781351b4862a330dd3338b52c104b9
SHA256

f7136ee5b078113db290b5d48216e48a13810aaa7f93ad9f15aef58b756e51c7
SHA512

6e5eb8c3599d15b7dc79a1b1d71fcfa0efff3a46ee96745567a205ed4a167465f185c8d5e43543e7734802398c9c9715c68c3d95acd4d5a87b206be34b3166be
SSDEEP

12288:1oNR4EoOBKMNHlg0f0479/tjiDcRvxXgnSnpZ1vvQZRYQrpEAmD:IoOBrBlj9i4J5gnIb9g

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

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Suspicious use of SetThreadContext 1 IoCs

Processes:

e-Payment Challan. R5364_08334_46915919.exe

description	pid	process	target process
PID 1924 set thread context of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.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

2980 schtasks.exe

pid	process
2980	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

e-Payment Challan. R5364_08334_46915919.exepowershell.exepowershell.exe

pid	process
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
1924	e-Payment Challan. R5364_08334_46915919.exe
2464	powershell.exe
2472	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e-Payment Challan. R5364_08334_46915919.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1924	e-Payment Challan. R5364_08334_46915919.exe
Token: SeDebugPrivilege	2464	powershell.exe
Token: SeDebugPrivilege	2472	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

e-Payment Challan. R5364_08334_46915919.exe

pid process

2508 e-Payment Challan. R5364_08334_46915919.exe

pid	process
2508	e-Payment Challan. R5364_08334_46915919.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

e-Payment Challan. R5364_08334_46915919.exe

description	pid	process	target process
PID 1924 wrote to memory of 2464	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2464	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2464	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2464	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2472	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2472	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2472	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2472	1924	e-Payment Challan. R5364_08334_46915919.exe	powershell.exe
PID 1924 wrote to memory of 2980	1924	e-Payment Challan. R5364_08334_46915919.exe	schtasks.exe
PID 1924 wrote to memory of 2980	1924	e-Payment Challan. R5364_08334_46915919.exe	schtasks.exe
PID 1924 wrote to memory of 2980	1924	e-Payment Challan. R5364_08334_46915919.exe	schtasks.exe
PID 1924 wrote to memory of 2980	1924	e-Payment Challan. R5364_08334_46915919.exe	schtasks.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe
PID 1924 wrote to memory of 2508	1924	e-Payment Challan. R5364_08334_46915919.exe	e-Payment Challan. R5364_08334_46915919.exe

C:\Users\Admin\AppData\Local\Temp\e-Payment Challan. R5364_08334_46915919.exe
"C:\Users\Admin\AppData\Local\Temp\e-Payment Challan. R5364_08334_46915919.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924

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\e-Payment Challan. R5364_08334_46915919.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2464

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ONSBsuKIuEQJ.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2472

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ONSBsuKIuEQJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF798.tmp"
2⤵
- Creates scheduled task(s)
PID:2980

C:\Users\Admin\AppData\Local\Temp\e-Payment Challan. R5364_08334_46915919.exe
"C:\Users\Admin\AppData\Local\Temp\e-Payment Challan. R5364_08334_46915919.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF798.tmp
Filesize
1KB

MD5
c0eebee05b21bd22d417c71388c7ab3f

SHA1
7b71140439512f21cf68f7eebf68798631bc5289

SHA256
10051c23fc1382797f110d99cd019919b9872636245296274d3f1aa2fcbc817f

SHA512
dbc99e87224f33558cca46a8e2ece35420c5e450dd7374eeabf4fdf4bff3f60fa8a782268dda0d7573a9d085a8a71f4b6dc14fa50db3228de54d9bead333b4d2

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

MD5
a64fb1807d622d5afc1f6c1354c6c97b

SHA1
2c4fd6c4f1fb6d4fcdbabb4fe2b8ed0fc0f88466

SHA256
d4efeea3a8afe4e69ca46a91b928004b44958b99d4e1d2db3d040a63b8239596

SHA512
586e88aab09e615a3708545cd1ebb89d0e9149e281a6b688a45fe6a8b33ca15093948b78adff3511656c2c22eae291173d572dae5093ff103957f71809b4ede9

Download Submit
memory/1924-8-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

Filesize
256KB

Download
memory/1924-2-0x0000000004EA0000-0x0000000004EE0000-memory.dmp

Filesize
256KB

Download
memory/1924-4-0x0000000000580000-0x0000000000588000-memory.dmp

Filesize
32KB

Download
memory/1924-5-0x0000000000610000-0x000000000061C000-memory.dmp

Filesize
48KB

Download
memory/1924-6-0x0000000004280000-0x00000000042E0000-memory.dmp

Filesize
384KB

Download
memory/1924-7-0x0000000074EA0000-0x000000007558E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-36-0x0000000074EA0000-0x000000007558E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-3-0x00000000005E0000-0x00000000005FC000-memory.dmp

Filesize
112KB

Download
memory/1924-1-0x0000000074EA0000-0x000000007558E000-memory.dmp

Filesize
6.9MB

Download
memory/1924-0-0x0000000000B00000-0x0000000000BA2000-memory.dmp

Filesize
648KB

Download
memory/2464-47-0x0000000002750000-0x0000000002790000-memory.dmp

Filesize
256KB

Download
memory/2464-46-0x0000000002750000-0x0000000002790000-memory.dmp

Filesize
256KB

Download
memory/2464-45-0x000000006F9F0000-0x000000006FF9B000-memory.dmp

Filesize
5.7MB

Download
memory/2464-43-0x0000000002750000-0x0000000002790000-memory.dmp

Filesize
256KB

Download
memory/2464-49-0x000000006F9F0000-0x000000006FF9B000-memory.dmp

Filesize
5.7MB

Download
memory/2464-40-0x000000006F9F0000-0x000000006FF9B000-memory.dmp

Filesize
5.7MB

Download
memory/2472-42-0x0000000002700000-0x0000000002740000-memory.dmp

Filesize
256KB

Download
memory/2472-41-0x000000006F9F0000-0x000000006FF9B000-memory.dmp

Filesize
5.7MB

Download
memory/2472-50-0x000000006F9F0000-0x000000006FF9B000-memory.dmp

Filesize
5.7MB

Download
memory/2472-44-0x000000006F9F0000-0x000000006FF9B000-memory.dmp

Filesize
5.7MB

Download
memory/2508-29-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-33-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2508-35-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-39-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-27-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-25-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-23-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-48-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-21-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-37-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2508-52-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads