remcos | f94bc4afc483d0024914be203ee502efb7340cfa1911d7a3e680e5d915af166c

General

Target

PO_No._ANOP0652.exe
Size

6KB
MD5

a79258dab8fdacc30a119ca5cd90613e
SHA1

ab935a24af3fa7eec96ed3ad6e545572639afbca
SHA256

0249b8c395e7035b2910900f092f9856831f9312f9fdeee7a027dea8b2f7b199
SHA512

e51414e9213015d4884f7e584d1cfe2b84be93dd8a5ee56680498194d44122c7e097a400f07744a8b86ce383c9283b2b6210c5bebada3575622c2a7ad8d80ccb
SSDEEP

96:Akzl0brb54gxLO1o9+fY29v+NYDHa9r3KvzNt:HW/5JxLOG4Xv+wG2

Score

10^/10

remcos 50005 collection persistence rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

50005

C2

45.155.165.117:50005

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
jubjutgwfkpjgsh-G1HYQL
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

NirSoft MailPassView 2 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral1/memory/960-88-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView
behavioral1/memory/960-92-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/1332-89-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1332-90-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1332-89-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/960-88-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral1/memory/1592-87-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1332-90-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/960-92-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

PO_No._ANOP0652.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	PO_No._ANOP0652.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PO_No._ANOP0652.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Pqggcyj = "\"C:\\Users\\Admin\\AppData\\Roaming\\Zlztadixqyn\\Pqggcyj.exe\""	PO_No._ANOP0652.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

PO_No._ANOP0652.exePO_No._ANOP0652.exe

description	pid	process	target process
PID 1376 set thread context of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 set thread context of 1332	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 set thread context of 960	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 set thread context of 1592	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.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.exePO_No._ANOP0652.exe

pid process

544 powershell.exe
1332 PO_No._ANOP0652.exe
1332 PO_No._ANOP0652.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

PO_No._ANOP0652.exe

pid process

1316 PO_No._ANOP0652.exe
1316 PO_No._ANOP0652.exe
1316 PO_No._ANOP0652.exe

pid	process
544	powershell.exe
1332	PO_No._ANOP0652.exe
1332	PO_No._ANOP0652.exe

pid	process
1316	PO_No._ANOP0652.exe
1316	PO_No._ANOP0652.exe
1316	PO_No._ANOP0652.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

PO_No._ANOP0652.exepowershell.exePO_No._ANOP0652.exe

description	pid	process
Token: SeDebugPrivilege	1376	PO_No._ANOP0652.exe
Token: SeDebugPrivilege	544	powershell.exe
Token: SeDebugPrivilege	1592	PO_No._ANOP0652.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

PO_No._ANOP0652.exePO_No._ANOP0652.exe

description	pid	process	target process
PID 1376 wrote to memory of 544	1376	PO_No._ANOP0652.exe	powershell.exe
PID 1376 wrote to memory of 544	1376	PO_No._ANOP0652.exe	powershell.exe
PID 1376 wrote to memory of 544	1376	PO_No._ANOP0652.exe	powershell.exe
PID 1376 wrote to memory of 544	1376	PO_No._ANOP0652.exe	powershell.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1376 wrote to memory of 1316	1376	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1332	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1332	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1332	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1332	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1332	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 960	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 960	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 960	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 960	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 960	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1592	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1592	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1592	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1592	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe
PID 1316 wrote to memory of 1592	1316	PO_No._ANOP0652.exe	PO_No._ANOP0652.exe

C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe
"C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1376

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANAA5AA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:544

C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe
C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1316

C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe
C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe /stext "C:\Users\Admin\AppData\Local\Temp\bukfywncseaakfblomroqwwuwhwgx"
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1332

C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe
C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe /stext "C:\Users\Admin\AppData\Local\Temp\lppqzpgeonsfmlxxgwdqtjrlfoopylvl"
3⤵
- Accesses Microsoft Outlook accounts
PID:960

C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe
C:\Users\Admin\AppData\Local\Temp\PO_No._ANOP0652.exe /stext "C:\Users\Admin\AppData\Local\Temp\wrvi"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1592

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

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\bukfywncseaakfblomroqwwuwhwgx
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/544-58-0x0000000000000000-mapping.dmp

Download
memory/544-60-0x000000006F3A0000-0x000000006F94B000-memory.dmp

Filesize
5.7MB

Download
memory/544-61-0x000000006F3A0000-0x000000006F94B000-memory.dmp

Filesize
5.7MB

Download
memory/544-62-0x000000006F3A0000-0x000000006F94B000-memory.dmp

Filesize
5.7MB

Download
memory/960-81-0x0000000000455238-mapping.dmp

Download
memory/960-92-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/960-88-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1316-71-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-66-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-69-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-68-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-70-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-86-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-76-0x00000000004327A4-mapping.dmp

Download
memory/1316-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-93-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1316-63-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1332-80-0x0000000000476274-mapping.dmp

Download
memory/1332-89-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1332-90-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1376-54-0x0000000000A00000-0x0000000000A08000-memory.dmp

Filesize
32KB

Download
memory/1376-57-0x0000000005850000-0x00000000058E2000-memory.dmp

Filesize
584KB

Download
memory/1376-56-0x0000000004FB0000-0x000000000508E000-memory.dmp

Filesize
888KB

Download
memory/1376-55-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

Download
memory/1592-87-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1592-82-0x0000000000422206-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads