remcos | 37c8c1de3080b2fca7668b09f29f9505f35e379e589d9614ae9da078f9420202

General

Target

Shipping Documents.exe
Size

7KB
MD5

493741e032e10f1c43bcde8b96cde576
SHA1

f834508c65480cc1a72175e0cfc90270141aff1d
SHA256

37c8c1de3080b2fca7668b09f29f9505f35e379e589d9614ae9da078f9420202
SHA512

2caaee7d8dca43f81bcbf4fc9d2b94e472c94bc53f0709cfaebaccb179a5ffafc38048bb5e1861a2bd864dbb59c5837720e6c593705c567c61c37bf19e3de099
SSDEEP

96:3hwnFNH9lu1pvtLQe3d4RjmdY4CEaoJFVBov//BzNt:3a59l+RtLDyc7CEaojVqv//D

Score

10^/10

remcos starmoneynew persistence rat

Malware Config

Extracted

Family

remcos

Botnet

StarMoneyNew

C2

185.252.178.35:41900

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-6RGOTF
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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Shipping Documents.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	Shipping Documents.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Shipping Documents.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cloud = "\"C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\Cloud.exe\""	Shipping Documents.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Shipping Documents.exe

description pid process target process

PID 4628 set thread context of 932 4628 Shipping Documents.exe Shipping Documents.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 3 IoCs

Processes:

powershell.exeShipping Documents.exe

pid process

220 powershell.exe
220 powershell.exe
4628 Shipping Documents.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Shipping Documents.exepowershell.exe

description pid process

Token: SeDebugPrivilege 4628 Shipping Documents.exe
Token: SeDebugPrivilege 220 powershell.exe

description	pid	process	target process
PID 4628 set thread context of 932	4628	Shipping Documents.exe	Shipping Documents.exe

pid	process
220	powershell.exe
220	powershell.exe
4628	Shipping Documents.exe

description	pid	process
Token: SeDebugPrivilege	4628	Shipping Documents.exe
Token: SeDebugPrivilege	220	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Shipping Documents.exe

description	pid	process	target process
PID 4628 wrote to memory of 220	4628	Shipping Documents.exe	powershell.exe
PID 4628 wrote to memory of 220	4628	Shipping Documents.exe	powershell.exe
PID 4628 wrote to memory of 220	4628	Shipping Documents.exe	powershell.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe
PID 4628 wrote to memory of 932	4628	Shipping Documents.exe	Shipping Documents.exe

C:\Users\Admin\AppData\Local\Temp\Shipping Documents.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping Documents.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4628

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:220

C:\Users\Admin\AppData\Local\Temp\Shipping Documents.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping Documents.exe"
2⤵
PID:932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/220-140-0x0000000007C20000-0x000000000829A000-memory.dmp

Filesize
6.5MB

Download
memory/220-134-0x0000000000000000-mapping.dmp

Download
memory/220-141-0x00000000068D0000-0x00000000068EA000-memory.dmp

Filesize
104KB

Download
memory/220-135-0x0000000002DF0000-0x0000000002E26000-memory.dmp

Filesize
216KB

Download
memory/220-136-0x0000000005700000-0x0000000005D28000-memory.dmp

Filesize
6.2MB

Download
memory/220-137-0x0000000005D30000-0x0000000005D96000-memory.dmp

Filesize
408KB

Download
memory/220-138-0x0000000005DA0000-0x0000000005E06000-memory.dmp

Filesize
408KB

Download
memory/220-139-0x00000000063E0000-0x00000000063FE000-memory.dmp

Filesize
120KB

Download
memory/932-149-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/932-144-0x0000000000000000-mapping.dmp

Download
memory/932-145-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/932-146-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/932-147-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/932-148-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4628-133-0x0000000005A80000-0x0000000005AA2000-memory.dmp

Filesize
136KB

Download
memory/4628-142-0x00000000060B0000-0x0000000006142000-memory.dmp

Filesize
584KB

Download
memory/4628-143-0x0000000006BA0000-0x0000000007144000-memory.dmp

Filesize
5.6MB

Download
memory/4628-132-0x00000000006A0000-0x00000000006A8000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads