remcos | 95ede7a41b3ab0fb0b9d71d30eb506ae0c37354fd48772b0bcdc59ff7deea692

General

Target

60793dd7cdaf080ab5ba21a3c1294e32.exe
Size

1024.0MB
MD5

932f4060cc31b4dbaffa1bb6d3991c20
SHA1

989f4fb91c3a30a0789c0d61c1b8c5dad659747e
SHA256

a40084ddc1d6655c2f78365a9ef6a9b81997cfa98a6f81c8d7dfe9619ef6b853
SHA512

7bb952847d5bacff9275415ba02a6fbeb180d16b2ef23591a60f9fe302f51301d7c967af5eaa5dc9135ceb108cdf25afdf745a3875b5b0655924452d1f753ba5
SSDEEP

6144:AxjCbYJafbpsBSM/HVFku/7AGLr5lw2H3SgoXraFjvVpQ+QW8uR3OoJWwvTTZlIY:+PozpsBzkuHPgDsvELuv7ZlIgCjIDF

Score

10^/10

remcos billete rat

Malware Config

Extracted

Family

remcos

Botnet

BILLETE

C2

cactus.con-ip.com:7770

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-9927QM
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
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
Executes dropped EXE 2 IoCs

Processes:

AppData.exeAppData.exe

pid process

1296 AppData.exe
1060 AppData.exe

pid	process
1296	AppData.exe
1060	AppData.exe

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

60793dd7cdaf080ab5ba21a3c1294e32.exeAppData.exe

description	pid	process	target process
PID 1120 set thread context of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1296 set thread context of 1752	1296	AppData.exe	csc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

1184 schtasks.exe
1696 schtasks.exe
1696 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1448 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1448 powershell.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

csc.exe

pid process

1860 csc.exe

pid	process
1184	schtasks.exe
1696	schtasks.exe
1696	schtasks.exe

pid	process
1448	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1448	powershell.exe

pid	process
1860	csc.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

60793dd7cdaf080ab5ba21a3c1294e32.execmd.exetaskeng.exeAppData.execmd.exe

description	pid	process	target process
PID 1120 wrote to memory of 2012	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 1120 wrote to memory of 2012	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 1120 wrote to memory of 2012	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 1120 wrote to memory of 2012	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 1120 wrote to memory of 1960	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 1120 wrote to memory of 1960	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 1120 wrote to memory of 1960	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 1120 wrote to memory of 1960	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	cmd.exe
PID 2012 wrote to memory of 1184	2012	cmd.exe	schtasks.exe
PID 2012 wrote to memory of 1184	2012	cmd.exe	schtasks.exe
PID 2012 wrote to memory of 1184	2012	cmd.exe	schtasks.exe
PID 2012 wrote to memory of 1184	2012	cmd.exe	schtasks.exe
PID 1120 wrote to memory of 1448	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	powershell.exe
PID 1120 wrote to memory of 1448	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	powershell.exe
PID 1120 wrote to memory of 1448	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	powershell.exe
PID 1120 wrote to memory of 1448	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	powershell.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1120 wrote to memory of 1860	1120	60793dd7cdaf080ab5ba21a3c1294e32.exe	csc.exe
PID 1812 wrote to memory of 1296	1812	taskeng.exe	AppData.exe
PID 1812 wrote to memory of 1296	1812	taskeng.exe	AppData.exe
PID 1812 wrote to memory of 1296	1812	taskeng.exe	AppData.exe
PID 1812 wrote to memory of 1296	1812	taskeng.exe	AppData.exe
PID 1296 wrote to memory of 1136	1296	AppData.exe	cmd.exe
PID 1296 wrote to memory of 1136	1296	AppData.exe	cmd.exe
PID 1296 wrote to memory of 1136	1296	AppData.exe	cmd.exe
PID 1296 wrote to memory of 1136	1296	AppData.exe	cmd.exe
PID 1296 wrote to memory of 1892	1296	AppData.exe	cmd.exe
PID 1296 wrote to memory of 1892	1296	AppData.exe	cmd.exe
PID 1296 wrote to memory of 1892	1296	AppData.exe	cmd.exe
PID 1296 wrote to memory of 1892	1296	AppData.exe	cmd.exe
PID 1136 wrote to memory of 1696	1136	cmd.exe	schtasks.exe
PID 1136 wrote to memory of 1696	1136	cmd.exe	schtasks.exe
PID 1136 wrote to memory of 1696	1136	cmd.exe	schtasks.exe
PID 1136 wrote to memory of 1696	1136	cmd.exe	schtasks.exe
PID 1296 wrote to memory of 1184	1296	AppData.exe	powershell.exe
PID 1296 wrote to memory of 1184	1296	AppData.exe	powershell.exe
PID 1296 wrote to memory of 1184	1296	AppData.exe	powershell.exe
PID 1296 wrote to memory of 1184	1296	AppData.exe	powershell.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1296 wrote to memory of 1752	1296	AppData.exe	csc.exe
PID 1812 wrote to memory of 1060	1812	taskeng.exe	AppData.exe
PID 1812 wrote to memory of 1060	1812	taskeng.exe	AppData.exe

C:\Users\Admin\AppData\Local\Temp\60793dd7cdaf080ab5ba21a3c1294e32.exe
"C:\Users\Admin\AppData\Local\Temp\60793dd7cdaf080ab5ba21a3c1294e32.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1120

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\AppData.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2012

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\AppData.exe'" /f
3⤵
- Creates scheduled task(s)
PID:1184

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\60793dd7cdaf080ab5ba21a3c1294e32.exe" "C:\Users\Admin\AppData\Roaming\AppData.exe"
2⤵
PID:1960

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "'C:\Users\Admin\AppData\Local\Temp\60793dd7cdaf080ab5ba21a3c1294e32.exe'"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1448

C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:1860

C:\Windows\system32\taskeng.exe
taskeng.exe {9083624B-AD2B-45C0-BE98-DB4B96168E6E} S-1-5-21-1563773381-2037468142-1146002597-1000:YBHADZIG\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1812

C:\Users\Admin\AppData\Roaming\AppData.exe
C:\Users\Admin\AppData\Roaming\AppData.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\AppData.exe'" /f
3⤵
- Suspicious use of WriteProcessMemory
PID:1136

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\AppData.exe'" /f
4⤵
- Creates scheduled task(s)
PID:1696

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\AppData.exe" "C:\Users\Admin\AppData\Roaming\AppData.exe"
3⤵
PID:1892

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "'C:\Users\Admin\AppData\Roaming\AppData.exe'"
3⤵
- Drops file in System32 directory
PID:1184

C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
3⤵
PID:1752

C:\Users\Admin\AppData\Roaming\AppData.exe
C:\Users\Admin\AppData\Roaming\AppData.exe
2⤵
- Executes dropped EXE
PID:1060

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\AppData.exe'" /f
3⤵
PID:1104

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\AppData.exe'" /f
4⤵
- Creates scheduled task(s)
PID:1696

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\AppData.exe" "C:\Users\Admin\AppData\Roaming\AppData.exe"
3⤵
PID:1552

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "'C:\Users\Admin\AppData\Roaming\AppData.exe'"
3⤵
PID:1084

C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
3⤵
PID:392

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\remcos\logs.dat
Filesize
144B

MD5
e21ec18e775405cc3990b6fbfc339759

SHA1
a1701cd5ebe334688afa0abb8cdd04f92a5e8505

SHA256
ed63243b5e954d61d1679ba5b07e64e21622763818c0af820ed61fdbba61eeb3

SHA512
21a606aa9f31bca9e1520d37fe8459194fd060b65425af3f3dfb7538f5cb80bed07461bbbd64539b1e4ce90881d850aecf0857486d448ac5ca564673bd6679a7

Download Submit
C:\Users\Admin\AppData\Roaming\AppData.exe
Filesize
395.1MB

MD5
6ab40ea5cfddfe9155bae4e276018e9d

SHA1
06279c2eaad27ca32e6bbe83604cd53efaa2283b

SHA256
dd59534d0f12668a45c0ef8c2cd600b1725945b6e4903aa2d03f0e25a968e996

SHA512
2159ca9705ab01216237e2ecf9a5a81faafe1532d70283d5fcd6bed7f71dbb8df40e911ab4d90cfd84e13f8f7b02bf2371edbe736c280759e5f1e91be7328e42

Download Submit
C:\Users\Admin\AppData\Roaming\AppData.exe
Filesize
74.3MB

MD5
557e9e7425dc01bd5fd6b32e5e568f04

SHA1
0921195640c907ecf5774ec4e3a2c9da93d150d3

SHA256
6023dc8db3ab4bed6d39ee7402fb86e315816860e5c5ab3d4eceb3dc5cee8990

SHA512
0535d02dc71b00ddb03d2504a9ed4aa8babef7d87c9468317aefefa0d39a16c394bcbc3b148a0a9e4b2f9736f374f881fde06ef18c74e7a369390fc5070a32b6

Download Submit
C:\Users\Admin\AppData\Roaming\AppData.exe
Filesize
399.6MB

MD5
da6b2fc403baab5c5c6935b1da09bfae

SHA1
b9d6f1f10abe81bbf0f1da382ef56bf4369461bc

SHA256
38b4b39b7dd31d615e7bcd9d9e5102d21ff3983ba4dcad41a404a7bdcead5571

SHA512
b7a27724f984129d8e0def99a59e6bf9bed6eea371b9116cdcacc11d119019b9d16070d2060e4420e906702537caf24c011afd69450e702b298d301a879d2358

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

MD5
d6fce7724227ec312debe194b5ef0b28

SHA1
4cd8731ac7ce5ca7d887a69d706b72a7e2eb7c13

SHA256
591146b8ae2b95df75f0429eb05399668e9e255ea7e65bf3e9fea69d5bc9c1d9

SHA512
a0d721b38c396c07d607bdbcbaf411811fe27d812c09f4b4d833fe08996be1687e92b0d85b8798abf5aa198f68e19dc7574e339df15aebb11d055c94b8564691

Download Submit
\??\PIPE\srvsvc
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/392-161-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1060-158-0x0000000004F60000-0x0000000004FA0000-memory.dmp

Filesize
256KB

Download
memory/1060-137-0x0000000001100000-0x0000000001232000-memory.dmp

Filesize
1.2MB

Download
memory/1120-59-0x0000000004F40000-0x0000000004F80000-memory.dmp

Filesize
256KB

Download
memory/1120-54-0x0000000000880000-0x00000000009B2000-memory.dmp

Filesize
1.2MB

Download
memory/1296-108-0x0000000000AD0000-0x0000000000B10000-memory.dmp

Filesize
256KB

Download
memory/1296-101-0x0000000000E90000-0x0000000000FC2000-memory.dmp

Filesize
1.2MB

Download
memory/1448-61-0x0000000002760000-0x00000000027A0000-memory.dmp

Filesize
256KB

Download
memory/1448-87-0x0000000002760000-0x00000000027A0000-memory.dmp

Filesize
256KB

Download
memory/1448-88-0x0000000002760000-0x00000000027A0000-memory.dmp

Filesize
256KB

Download
memory/1752-119-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1752-116-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1752-123-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/1860-67-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/1860-66-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-89-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-90-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-91-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-85-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-84-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-82-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-81-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-105-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-106-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-76-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-69-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-86-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-65-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-64-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-63-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-131-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-132-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-62-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-60-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-142-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-143-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-58-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download
memory/1860-57-0x0000000000080000-0x0000000000100000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads