remcos | 089fe1a7004a07e2fa5a8e706359b2d8d0b141bbc4719db9bc378e33b0771764

General

Target

NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe
Size

1.8MB
MD5

26b43cadf6622b3d0e50bf3763cc5180
SHA1

d84d2f83975f74767e7d398e8ad039be00c47598
SHA256

089fe1a7004a07e2fa5a8e706359b2d8d0b141bbc4719db9bc378e33b0771764
SHA512

1c8e2f1063f654ca94b67e1e651dfbaf5f10d8a0d1cf40bb8280877bae550df467f7574c0118d7d7d833b9b155619fe22168d3efeff916f16ad8c21b817f7fe4
SSDEEP

49152:xkQTA+5XkXJqDxHtrZPfnV2gAUCkSbVRb0ilg7/mHHH:xa+9kElHrIjU/CzG7eHn

Score

10^/10

remcos hard rat

Malware Config

Extracted

Family

remcos

Botnet

HARD

C2

cloudhost.myfirewall.org:9302

sandshoe.myfirewall.org:2404

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
WindowUpdate.exe
delete_file
false
hide_file
true
hide_keylog_file
false
install_flag
false
install_path
%Temp%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
RmcqSxe-3TCTRL
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe

description pid process target process

PID 2104 set thread context of 1060 2104 NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe Caspol.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe

pid process

2104 NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe

description pid process

Token: SeDebugPrivilege 2104 NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Caspol.exe

pid process

1060 Caspol.exe

description	pid	process	target process
PID 2104 set thread context of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe

pid	process
2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe

description	pid	process
Token: SeDebugPrivilege	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe

pid	process
1060	Caspol.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe

description	pid	process	target process
PID 2104 wrote to memory of 1380	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1380	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1380	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1380	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe
PID 2104 wrote to memory of 1060	2104	NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe	Caspol.exe

C:\Users\Admin\AppData\Local\Temp\NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.26b43cadf6622b3d0e50bf3763cc5180_JC.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2104

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
2⤵
PID:1380

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:1060

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat
Filesize
144B

MD5
c167f5692e9650df6511826bcbf98df4

SHA1
bb6677435b781d7879e9b0b5c78a3a083034b4ff

SHA256
0685320964e722f336df1f99a7a1d9f69d5080a9ee12ff6cfc3e445e977139c9

SHA512
1261fe5469505acddf7c95f97a41a7e3731628a4d9017e5b8246dcd48094976265865368ab3b817c53ccfe4a35ca506e91fb2ca0930e601eacea1bdc7db83973

Download Submit
memory/1060-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-70-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-71-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-65-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-64-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1060-24-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-59-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-58-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-52-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-39-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-51-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-45-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1060-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2104-1-0x0000000004CB0000-0x0000000004CF0000-memory.dmp

Filesize
256KB

Download
memory/2104-2-0x0000000004EA0000-0x0000000005048000-memory.dmp

Filesize
1.7MB

Download
memory/2104-4-0x0000000004CF0000-0x0000000004E98000-memory.dmp

Filesize
1.7MB

Download
memory/2104-27-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/2104-0-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/2104-6-0x0000000004CB0000-0x0000000004CF0000-memory.dmp

Filesize
256KB

Download
memory/2104-5-0x0000000002020000-0x000000000202A000-memory.dmp

Filesize
40KB

Download
memory/2104-3-0x0000000004CB0000-0x0000000004CF0000-memory.dmp

Filesize
256KB

Download

Analysis

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