remcos | e653166179acc22876ddd925ce87cca3b0172f8278ed084f22f766f057595f37

General

Target

Mbijsjhkhg.exe
Size

2.1MB
MD5

c97b3b35d80c4de9c962f0ef0548e10b
SHA1

d7c22a26e890a4e9389cd813db24594827c4abdc
SHA256

f7ae4fb26c7e49ea1ef647606aefa29ecbf18618759ef24ecef23a5ad88e28af
SHA512

af30768fe4b4d15066650804bc8ae245d69fedc68730f15000104e197febca1e0b5ad4812df87429a37a2f242fff7dcd57fd82859a17afddcfcbc60006ae789f
SSDEEP

49152:6vf38Lkwg6Nzs/rK57ZrYIKbarJl03eFwDHhsVTmvmxU0ySKz:Gf3Skz6Nl3rcbarJ0eyls4y1K

Score

10^/10

remcos godswilling persistence rat

Malware Config

Extracted

Family

remcos

Version

2.7.1 Pro

Botnet

GODSWILLING

C2

185.206.225.59:28027

127.0.0.1:28027

10.25.197.156:28027

Attributes

audio_folder
MicRecords
audio_path
%AppData%
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
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
Remcos-IMAS3P
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
take_screenshot_title
wikipedia;solitaire;

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Mbijsjhkhg.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dmjblmtdbve = "\"C:\\Users\\Admin\\AppData\\Roaming\\Txqxgjwwkq\\Dmjblmtdbve.exe\""	Mbijsjhkhg.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Mbijsjhkhg.exe

description pid process target process

PID 1344 set thread context of 292 1344 Mbijsjhkhg.exe Mbijsjhkhg.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2032 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Mbijsjhkhg.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1344 Mbijsjhkhg.exe
Token: SeDebugPrivilege 2032 powershell.exe

description	pid	process	target process
PID 1344 set thread context of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe

pid	process
2032	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1344	Mbijsjhkhg.exe
Token: SeDebugPrivilege	2032	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Mbijsjhkhg.exe

description	pid	process	target process
PID 1344 wrote to memory of 2032	1344	Mbijsjhkhg.exe	powershell.exe
PID 1344 wrote to memory of 2032	1344	Mbijsjhkhg.exe	powershell.exe
PID 1344 wrote to memory of 2032	1344	Mbijsjhkhg.exe	powershell.exe
PID 1344 wrote to memory of 2032	1344	Mbijsjhkhg.exe	powershell.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe
PID 1344 wrote to memory of 292	1344	Mbijsjhkhg.exe	Mbijsjhkhg.exe

C:\Users\Admin\AppData\Local\Temp\Mbijsjhkhg.exe
"C:\Users\Admin\AppData\Local\Temp\Mbijsjhkhg.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1344

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAzAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2032

C:\Users\Admin\AppData\Local\Temp\Mbijsjhkhg.exe
C:\Users\Admin\AppData\Local\Temp\Mbijsjhkhg.exe
2⤵
PID:292

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/292-69-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-72-0x0000000000413FA4-mapping.dmp

Download
memory/292-63-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-76-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-65-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-75-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-67-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-71-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-62-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/292-68-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1344-55-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

Filesize
8KB

Download
memory/1344-56-0x0000000005370000-0x0000000005584000-memory.dmp

Filesize
2.1MB

Download
memory/1344-54-0x0000000001130000-0x000000000134C000-memory.dmp

Filesize
2.1MB

Download
memory/2032-60-0x000000006E270000-0x000000006E81B000-memory.dmp

Filesize
5.7MB

Download
memory/2032-59-0x000000006E270000-0x000000006E81B000-memory.dmp

Filesize
5.7MB

Download
memory/2032-61-0x000000006E270000-0x000000006E81B000-memory.dmp

Filesize
5.7MB

Download
memory/2032-57-0x0000000000000000-mapping.dmp

Download

Analysis

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