remcos | 7509f9497471ef5ef9fb8cb4decb92af7f592b2e760156d1b4b4c1d7812ca040

Analysis

max time kernel
148s
max time network
141s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
04-09-2024 17:57

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General

Target

SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe
Size

969KB
MD5

a11ca5e0c52c6f6797183f3eaf592bd4
SHA1

2a4b7155609a0d6530c46bcc19f8a2724cc2bcbd
SHA256

7509f9497471ef5ef9fb8cb4decb92af7f592b2e760156d1b4b4c1d7812ca040
SHA512

4b024d7425428ea170c55fe6bce154d37a50186aedbfa7f8db6fb196f775a0bf9b8c4a1ad3b6e8a71fce81533a54ec89fe682d432ff03263d45a55d7dd267576
SSDEEP

24576:X7txfsLeyE40WnabOI6tYvh5nJsWiNSzAlw:xxkoLdOFtYvhop9l

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

192.3.64.152:2559

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-TS121V
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

description	pid	Process	procid_target
PID 2080 set thread context of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31
PID 2080 wrote to memory of 1140	2080	SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe	31

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2080
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.PackedNET.3042.4675.2937.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1140-27-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-46-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-47-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-44-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-45-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-43-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-40-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1140-32-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-33-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-37-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-38-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1140-39-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2080-31-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2080-1-0x0000000000920000-0x0000000000A18000-memory.dmp

Filesize
992KB

Download
memory/2080-3-0x0000000001E60000-0x0000000001E78000-memory.dmp

Filesize
96KB

Download
memory/2080-6-0x00000000059A0000-0x0000000005A60000-memory.dmp

Filesize
768KB

Download
memory/2080-5-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download
memory/2080-4-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2080-0-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2080-2-0x0000000074310000-0x00000000749FE000-memory.dmp

Filesize
6.9MB

Download