remcos | f1e8f710924da24b19be82f41acb98cbdcd7a06b4a54ee1dce3a92497c64a264

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2023, 14:46

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General

Target

Offer 6768YTYBZZZ.exe
Size

1.5MB
MD5

9b44e64528cbb8629b1becaf4c1d90d0
SHA1

c32a6e6ad143e9af937fcf9333709f7cde6c473f
SHA256

6fc78cd62ad7070945bd4230c06b2a85cca635b662e3a1bde2aa4f3338f26a26
SHA512

cff1b59c0a0e4b988e2d642843c343d4d17ba6cc854d19777797630bcd04d7cbdbdc1184634f43d793ffe46ad456d4d6d27010c270acc84203c3d3b474f8dc09
SSDEEP

12288:o43UZVZlCpsxerUOtPHKqLRKxP0xfpF+woc/YPnQb+ut8lZBRe71C9SYpDWGyIO4:qIpsxerUOtPHH7xxFk0E39DlyCZthN

Score

10^/10

remcos aaaaa collection rat

Malware Config

Extracted

Family

remcos

Botnet

AAAAA

grantadistciaret.com:3212

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-FWG2GL
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/4092-25-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView
behavioral2/memory/4092-22-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView
behavioral2/memory/4092-30-0x0000000000400000-0x0000000000457000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 2 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/4380-23-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView
behavioral2/memory/4380-32-0x0000000000400000-0x0000000000478000-memory.dmp	WebBrowserPassView

Nirsoft 7 IoCs

resource	yara_rule
behavioral2/memory/4380-23-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft
behavioral2/memory/2976-24-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/4092-25-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral2/memory/4092-22-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral2/memory/2976-29-0x0000000000400000-0x0000000000424000-memory.dmp	Nirsoft
behavioral2/memory/4092-30-0x0000000000400000-0x0000000000457000-memory.dmp	Nirsoft
behavioral2/memory/4380-32-0x0000000000400000-0x0000000000478000-memory.dmp	Nirsoft

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	AppLaunch.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4828 set thread context of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 1172 set thread context of 4380	1172	AppLaunch.exe	94
PID 1172 set thread context of 4092	1172	AppLaunch.exe	95
PID 1172 set thread context of 2976	1172	AppLaunch.exe	96

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4380	AppLaunch.exe
4380	AppLaunch.exe
2976	AppLaunch.exe
2976	AppLaunch.exe
4380	AppLaunch.exe
4380	AppLaunch.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
1172	AppLaunch.exe
1172	AppLaunch.exe
1172	AppLaunch.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2976	AppLaunch.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 4828 wrote to memory of 1172	4828	Offer 6768YTYBZZZ.exe	93
PID 1172 wrote to memory of 4380	1172	AppLaunch.exe	94
PID 1172 wrote to memory of 4380	1172	AppLaunch.exe	94
PID 1172 wrote to memory of 4380	1172	AppLaunch.exe	94
PID 1172 wrote to memory of 4380	1172	AppLaunch.exe	94
PID 1172 wrote to memory of 4092	1172	AppLaunch.exe	95
PID 1172 wrote to memory of 4092	1172	AppLaunch.exe	95
PID 1172 wrote to memory of 4092	1172	AppLaunch.exe	95
PID 1172 wrote to memory of 4092	1172	AppLaunch.exe	95
PID 1172 wrote to memory of 2976	1172	AppLaunch.exe	96
PID 1172 wrote to memory of 2976	1172	AppLaunch.exe	96
PID 1172 wrote to memory of 2976	1172	AppLaunch.exe	96
PID 1172 wrote to memory of 2976	1172	AppLaunch.exe	96

C:\Users\Admin\AppData\Local\Temp\Offer 6768YTYBZZZ.exe
"C:\Users\Admin\AppData\Local\Temp\Offer 6768YTYBZZZ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1172
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe /stext "C:\Users\Admin\AppData\Local\Temp\hsllaopprdjaqoynaru"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4380
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe /stext "C:\Users\Admin\AppData\Local\Temp\rmqdahainlbfscurkcpiky"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:4092
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe /stext "C:\Users\Admin\AppData\Local\Temp\cowwbzkkbttrdjivbmbcnlela"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\hsllaopprdjaqoynaru

Filesize
4KB

MD5
67ebc7f72150d8441093939d8f56109d

SHA1
7c242f32e89cbc9b3925abffc02a812657eed188

SHA256
2877bf02e12dbebfe8504ba84085c2ccb3d3f5b938090cd1a1f7702c1966cef5

SHA512
791253cb1900a79508f144e75569e9855e71958602d532eae31a7c3a8360951fd5e39fec7120ec52e4d5369ce574485122dd6d58705dafa8400843df9d54e258

Download Submit
memory/1172-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-3-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-4-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-5-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-6-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-8-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-51-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-50-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-48-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-37-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1172-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-45-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-44-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-43-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1172-2-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-1-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-0-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1172-39-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1172-40-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1172-34-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1172-38-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/2976-24-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2976-29-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2976-20-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2976-16-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/4092-30-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4092-22-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4092-25-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4092-18-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4092-13-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/4380-32-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/4380-17-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/4380-23-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/4380-12-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download