remcos | fcbf9204afb907fb4318b5929291b9a52a4ad4ed3961d4061d7e295755b97b9f

General

Target

HJCB_AGJ.exe
Size

400.0MB
MD5

826397fd173b32f46014457cf54e3d96
SHA1

b9dfa605d72120670b3c765d1d025eb30dcba5d1
SHA256

fcbf9204afb907fb4318b5929291b9a52a4ad4ed3961d4061d7e295755b97b9f
SHA512

f75832d67f2520ae9511c1ed77529c52e72e50a3241baf911a5852c4d5d0fa7b592fed8c0acab702db557cbcf0491232288cab4da387c6a7e4592d88b7e34e80
SSDEEP

12288:bRc09qQ3pq+FCOq/tygI/Fbrqbg8M4wSoRrNuNVE0qPRjK:tV9F3pdFhNxW08MJzoVE7PRO

Score

10^/10

remcos manup collection rat spyware stealer

Malware Config

Extracted

Family

remcos

Botnet

manup

C2

91.193.75.188:60005

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-Y6KFVO
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/1028-81-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView
behavioral1/memory/1028-86-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/1156-82-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral1/memory/1156-84-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1088-80-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1028-81-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral1/memory/1156-82-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1088-83-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral1/memory/1156-84-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral1/memory/1028-86-0x0000000000400000-0x0000000000457000-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:

HJCB_AGJ.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	HJCB_AGJ.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

HJCB_AGJ.exeHJCB_AGJ.exe

description	pid	process	target process
PID 1516 set thread context of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 set thread context of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 set thread context of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 set thread context of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

HJCB_AGJ.exe

pid process

1156 HJCB_AGJ.exe
1156 HJCB_AGJ.exe
Suspicious behavior: MapViewOfSection 3 IoCs

Processes:

HJCB_AGJ.exe

pid process

2036 HJCB_AGJ.exe
2036 HJCB_AGJ.exe
2036 HJCB_AGJ.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

HJCB_AGJ.exe

description pid process

Token: SeDebugPrivilege 1088 HJCB_AGJ.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

HJCB_AGJ.exe

pid process

2036 HJCB_AGJ.exe

pid	process
1156	HJCB_AGJ.exe
1156	HJCB_AGJ.exe

pid	process
2036	HJCB_AGJ.exe
2036	HJCB_AGJ.exe
2036	HJCB_AGJ.exe

description	pid	process
Token: SeDebugPrivilege	1088	HJCB_AGJ.exe

pid	process
2036	HJCB_AGJ.exe

Suspicious use of WriteProcessMemory 40 IoCs

Processes:

HJCB_AGJ.exeHJCB_AGJ.exe

description	pid	process	target process
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 1516 wrote to memory of 2036	1516	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1156	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1028	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe
PID 2036 wrote to memory of 1088	2036	HJCB_AGJ.exe	HJCB_AGJ.exe

C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe
"C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1516

C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe
"C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2036

C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe
C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe /stext "C:\Users\Admin\AppData\Local\Temp\pjoonrbrjyrlzdwwzirdljmr"
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1156

C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe
C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe /stext "C:\Users\Admin\AppData\Local\Temp\zdtgfkmkxgjqjjlaiteewwgidujl"
3⤵
- Accesses Microsoft Outlook accounts
PID:1028

C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe
C:\Users\Admin\AppData\Local\Temp\HJCB_AGJ.exe /stext "C:\Users\Admin\AppData\Local\Temp\cghrgcxmtobvmphmzdyyzabrljtuuoj"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1088

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

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\pjoonrbrjyrlzdwwzirdljmr
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/1028-86-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1028-81-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1028-75-0x0000000000455238-mapping.dmp

Download
memory/1088-83-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1088-80-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1088-76-0x0000000000422206-mapping.dmp

Download
memory/1156-74-0x0000000000476274-mapping.dmp

Download
memory/1156-84-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1156-82-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/1516-55-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

Filesize
8KB

Download
memory/1516-54-0x0000000000C80000-0x0000000000D44000-memory.dmp

Filesize
784KB

Download
memory/2036-62-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-72-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-69-0x00000000004327A4-mapping.dmp

Download
memory/2036-68-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-66-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-63-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-61-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-59-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-57-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-56-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2036-87-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads