remcos | 239d05f508f2055daa1e4bf62f465f3ccbe7104fcb3c98504630d40d37466e02

General

Target

Requesting Prices.exe
Size

1.1MB
MD5

d6b322095e29d2f780a7d75d7a28f021
SHA1

0e641700071b435f17be3f22d1c29ae44d7d5610
SHA256

239d05f508f2055daa1e4bf62f465f3ccbe7104fcb3c98504630d40d37466e02
SHA512

d6b5aee8577d869620b21fbbf80ecce1c5e47e84e21cc31c08cb95543d6e5e8d4cb9c6b01890d949fcf662933503f0e9ec7c50a1ce0e24e2449ff0c2fc441082

Score

10^/10

remcos kashbilly agilenet rat

Malware Config

Extracted

Family

remcos

Version

3.1.4 Pro

Botnet

KASHBILLY

C2

kashbilly.ddns.net:5050

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-MPAOEO
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
notepad;solitaire;

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos
Executes dropped EXE 1 IoCs

Processes:

AddInProcess32.exe

pid process

900 AddInProcess32.exe
Loads dropped DLL 1 IoCs

Processes:

Requesting Prices.exe

pid process

1392 Requesting Prices.exe

pid	process
900	AddInProcess32.exe

pid	process
1392	Requesting Prices.exe

Obfuscated with Agile.Net obfuscator 1 IoCs

Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

agilenet

Processes:

resource	yara_rule
behavioral1/memory/1392-64-0x0000000002390000-0x00000000023B1000-memory.dmp	agile_net

Suspicious use of SetThreadContext 1 IoCs

Processes:

Requesting Prices.exe

description pid process target process

PID 1392 set thread context of 900 1392 Requesting Prices.exe AddInProcess32.exe

description	pid	process	target process
PID 1392 set thread context of 900	1392	Requesting Prices.exe	AddInProcess32.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

Requesting Prices.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C\Blob = 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	Requesting Prices.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C	Requesting Prices.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\B1BC968BD4F49D622AA89A81F2150152A41D829C\Blob = 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	Requesting Prices.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Requesting Prices.exe

pid process

1392 Requesting Prices.exe
1392 Requesting Prices.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Requesting Prices.exe

description pid process

Token: SeDebugPrivilege 1392 Requesting Prices.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AddInProcess32.exe

pid process

900 AddInProcess32.exe

pid	process
1392	Requesting Prices.exe
1392	Requesting Prices.exe

description	pid	process
Token: SeDebugPrivilege	1392	Requesting Prices.exe

pid	process
900	AddInProcess32.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Requesting Prices.exe

description	pid	process	target process
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe
PID 1392 wrote to memory of 900	1392	Requesting Prices.exe	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\Requesting Prices.exe
"C:\Users\Admin\AppData\Local\Temp\Requesting Prices.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1392

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
"C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:900

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
MD5
6a673bfc3b67ae9782cb31af2f234c68

SHA1
7544e89566d91e84e3cd437b9a073e5f6b56566e

SHA256
978a4093058aa2ebf05dc353897d90d950324389879b57741b64160825b5ec0e

SHA512
72c302372ce87ceda2a3c70a6005d3f9c112f1641bc7fe6824c718971233e66c07e2996d2785fa358566c38714c25ea812c05c7cfd2f588284849d495fd24f39

Download Submit
memory/900-70-0x000000000042EEEF-mapping.dmp

Download
memory/900-72-0x0000000000080000-0x00000000000F8000-memory.dmp

Filesize
480KB

Download
memory/900-77-0x0000000075D51000-0x0000000075D53000-memory.dmp

Filesize
8KB

Download
memory/900-78-0x0000000000080000-0x00000000000F8000-memory.dmp

Filesize
480KB

Download
memory/1392-60-0x00000000008B0000-0x00000000008B1000-memory.dmp

Filesize
4KB

Download
memory/1392-62-0x0000000004BA0000-0x0000000004BA1000-memory.dmp

Filesize
4KB

Download
memory/1392-64-0x0000000002390000-0x00000000023B1000-memory.dmp

Filesize
132KB

Download
memory/1392-65-0x0000000000B70000-0x0000000000B7B000-memory.dmp

Filesize
44KB

Download
memory/1392-66-0x0000000004BA1000-0x0000000004BA2000-memory.dmp

Filesize
4KB

Download
memory/1392-67-0x0000000000D60000-0x0000000000D61000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads