remcos | 909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768

General

Target

909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe
Size

864KB
MD5

1a0d7a2a1e9ef04c516c7ac650ba0593
SHA1

5539262df6253bb9958b115deb03147286e2e9f6
SHA256

909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768
SHA512

2e20945c03181fbad13be970dc32824d339686c6a63fe41cdc934dc7823c87890521260d18829c0c2a03f2a83b684dfe54e2a5edd0088036e2c18a41ba3f73c6
SSDEEP

12288:9RYME1O4s1ZQwyyUkb7Mb0ERfd31PS0aqqNNibhvFChjELzjAG+YFKxLJErKpfa:MrcZtUI7MQCF31PUnYvFClshCNEaa

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

91.214.78.17:2404

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-MF7K1V
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:

909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe

description	pid	process	target process
PID 4548 set thread context of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe

description pid process

Token: SeDebugPrivilege 4548 909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

ngen.exe

pid process

1784 ngen.exe

description	pid	process
Token: SeDebugPrivilege	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe

pid	process
1784	ngen.exe

Suspicious use of WriteProcessMemory 45 IoCs

Processes:

909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe

description	pid	process	target process
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 532	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	calc.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 4704	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	cmd.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1396	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	svchost.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 1784	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 412	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 412	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe
PID 4548 wrote to memory of 412	4548	909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe	ngen.exe

C:\Users\Admin\AppData\Local\Temp\909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe
"C:\Users\Admin\AppData\Local\Temp\909b4092841b4056937777a197673e86be281f43db661ee636ccd73744015768.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4548

C:\Windows\System32\calc.exe
"C:\Windows\System32\calc.exe"
2⤵
PID:532

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe"
2⤵
PID:4704

C:\Windows\System32\svchost.exe
"C:\Windows\System32\svchost.exe"
2⤵
PID:1396

C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:1784

C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
2⤵
PID:412

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
887544eb680a9d78cc654fb6a473ef8b

SHA1
3ab51112308b6a942e0208b5e0a16fa68210cdef

SHA256
f5759454010c3f6c5e2ac67a7cb90c3fd87498d48c00f5b03f8d17ca43200903

SHA512
d6aabd1b17ccd33d89bd72f8658cedf7f8f5eeca0b912f7c4691c95746770ff4936540589e3392bcb86dd67dc6e16ef11dfdb58e4f10b33b06674b57250066c5

Download Submit
memory/1784-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-54-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-8-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-10-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-55-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-23-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1784-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4548-0-0x00000195C3B40000-0x00000195C3B50000-memory.dmp

Filesize
64KB

Download
memory/4548-1-0x00007FFC5F793000-0x00007FFC5F795000-memory.dmp

Filesize
8KB

Download
memory/4548-2-0x00000195C3FA0000-0x00000195C4016000-memory.dmp

Filesize
472KB

Download
memory/4548-6-0x00000195DE080000-0x00000195DE152000-memory.dmp

Filesize
840KB

Download
memory/4548-5-0x00000195C3EF0000-0x00000195C3EF6000-memory.dmp

Filesize
24KB

Download
memory/4548-16-0x00007FFC5F790000-0x00007FFC60251000-memory.dmp

Filesize
10.8MB

Download
memory/4548-4-0x00007FFC5F790000-0x00007FFC60251000-memory.dmp

Filesize
10.8MB

Download
memory/4548-3-0x00000195C3F10000-0x00000195C3F2E000-memory.dmp

Filesize
120KB

Download

Analysis

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