remcos | f299f55852195c4a00a00c2ace60dd78e42b1e6675d0d16fc4a6ed98ccb55335

Analysis

max time kernel
148s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2023, 07:37

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General

Target
MBL+HBL NOTICE.exe
Size 768KB
Sample230214-jfydqsba71
SHA256 4ae79ceea285cbb607eddf58f18707d2920f77fc8cac6e92f26013be0f70a5f2
MD5 35e9911b4f9ec8be1b083b76d6b377e3
SHA1 9471a4481d1e4f8d14101d8d58fab2c0b22ecf85
SHA512 2966ee551f2bf0dddc286c0d3d667542ba5c18af5aad4379d8c64e16c770f3d66aad08ccebdb793b54574f490793fffbd339186b0faf4114f89aef93eab6f1a4
SSDEEP 12288:qVntokr0ZwcjjJHWE9OJ3LJzmyd4y5hn0S+nigEOV4sUpZTJdM7FGifRFK4:+qjuwC53Tk91xCdM7Frv
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

45.87.61.104:3033

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-QWPMSY
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
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2288 set thread context of 3760	2288	MBL+HBL NOTICE.exe	98

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe
2288	MBL+HBL NOTICE.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2288	MBL+HBL NOTICE.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2288 wrote to memory of 2320	2288	MBL+HBL NOTICE.exe	83
PID 2288 wrote to memory of 2320	2288	MBL+HBL NOTICE.exe	83
PID 2288 wrote to memory of 2336	2288	MBL+HBL NOTICE.exe	84
PID 2288 wrote to memory of 2336	2288	MBL+HBL NOTICE.exe	84
PID 2288 wrote to memory of 2284	2288	MBL+HBL NOTICE.exe	85
PID 2288 wrote to memory of 2284	2288	MBL+HBL NOTICE.exe	85
PID 2288 wrote to memory of 1248	2288	MBL+HBL NOTICE.exe	86
PID 2288 wrote to memory of 1248	2288	MBL+HBL NOTICE.exe	86
PID 2288 wrote to memory of 1368	2288	MBL+HBL NOTICE.exe	87
PID 2288 wrote to memory of 1368	2288	MBL+HBL NOTICE.exe	87
PID 2288 wrote to memory of 1392	2288	MBL+HBL NOTICE.exe	88
PID 2288 wrote to memory of 1392	2288	MBL+HBL NOTICE.exe	88
PID 2288 wrote to memory of 3176	2288	MBL+HBL NOTICE.exe	89
PID 2288 wrote to memory of 3176	2288	MBL+HBL NOTICE.exe	89
PID 2288 wrote to memory of 3176	2288	MBL+HBL NOTICE.exe	89
PID 2288 wrote to memory of 2504	2288	MBL+HBL NOTICE.exe	90
PID 2288 wrote to memory of 2504	2288	MBL+HBL NOTICE.exe	90
PID 2288 wrote to memory of 3816	2288	MBL+HBL NOTICE.exe	91
PID 2288 wrote to memory of 3816	2288	MBL+HBL NOTICE.exe	91
PID 2288 wrote to memory of 4988	2288	MBL+HBL NOTICE.exe	92
PID 2288 wrote to memory of 4988	2288	MBL+HBL NOTICE.exe	92
PID 2288 wrote to memory of 1984	2288	MBL+HBL NOTICE.exe	93
PID 2288 wrote to memory of 1984	2288	MBL+HBL NOTICE.exe	93
PID 2288 wrote to memory of 4112	2288	MBL+HBL NOTICE.exe	94
PID 2288 wrote to memory of 4112	2288	MBL+HBL NOTICE.exe	94
PID 2288 wrote to memory of 3140	2288	MBL+HBL NOTICE.exe	95
PID 2288 wrote to memory of 3140	2288	MBL+HBL NOTICE.exe	95
PID 2288 wrote to memory of 2576	2288	MBL+HBL NOTICE.exe	96
PID 2288 wrote to memory of 2576	2288	MBL+HBL NOTICE.exe	96
PID 2288 wrote to memory of 2060	2288	MBL+HBL NOTICE.exe	97
PID 2288 wrote to memory of 2060	2288	MBL+HBL NOTICE.exe	97
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98
PID 2288 wrote to memory of 3760	2288	MBL+HBL NOTICE.exe	98

C:\Users\Admin\AppData\Local\Temp\MBL+HBL NOTICE.exe
"C:\Users\Admin\AppData\Local\Temp\MBL+HBL NOTICE.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\DataSvcUtil.exe"
  2⤵
  PID:2320
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\SMSvcHost.exe"
  2⤵
  PID:2336
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2284
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_compiler.exe"
  2⤵
  PID:1248
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\mscorsvw.exe"
  2⤵
  PID:1368
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\EdmGen.exe"
  2⤵
  PID:1392
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:3176
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
  2⤵
  PID:2504
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
  2⤵
  PID:3816
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
  2⤵
  PID:4988
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe"
  2⤵
  PID:1984
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ComSvcConfig.exe"
  2⤵
  PID:4112
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
  2⤵
  PID:3140
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
  2⤵
  PID:2576
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
  2⤵
  PID:2060
- C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
  2⤵
  PID:3760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2288-132-0x000001B434340000-0x000001B434404000-memory.dmp

Download

memory/2288-133-0x00007FF953B80000-0x00007FF954641000-memory.dmp

Download

memory/2288-137-0x00007FF953B80000-0x00007FF954641000-memory.dmp

Download

memory/3760-134-0x0000000000400000-0x0000000000480000-memory.dmp

Download

memory/3760-136-0x0000000000400000-0x0000000000480000-memory.dmp

Download

memory/3760-138-0x0000000000400000-0x0000000000480000-memory.dmp

Download

memory/3760-139-0x0000000000400000-0x0000000000480000-memory.dmp

Download

memory/3760-140-0x0000000000400000-0x0000000000480000-memory.dmp

Download