remcos | 0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-10-2024 06:06

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General

Target

0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe
Size

940KB
MD5

77372096fcdd78300c5cdc1baa95004b
SHA1

93b4aaa039f65f2780cf177f2554ca9e4be809be
SHA256

0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433
SHA512

af8ecb2971e9dcec6b9052e8f91e06362b0c952a4bfa7707b8ef593fc44ec6641d69ac6b0f15f9911cc8667caf945a1e5420e2510ea7d73a393d791c6fdcd9f9
SSDEEP

12288:2nCTYl8XTvggoho/kRgyfmbQ6VV9Q1WzgN/OO6uuSKOMP3t06I4iM8mNiXpveoD2:7gYTIPokubh9XzduwxPd0qDIXpJ9E

Score

10^/10

remcos remotehost discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

104.250.180.178:7902

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
Adobe.exe
copy_folder
Adobe
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
true
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Adobe-7P3KE1
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

Executes dropped EXE 6 IoCs

pid	Process
2872	Adobe.exe
2604	Adobe.exe
2616	Adobe.exe
2004	Adobe.exe
2664	Adobe.exe
2720	Adobe.exe

Loads dropped DLL 1 IoCs

pid	Process
1960	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\Adobe-7P3KE1 = "\"C:\\ProgramData\\Adobe\\Adobe.exe\""	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Adobe-7P3KE1 = "\"C:\\ProgramData\\Adobe\\Adobe.exe\""	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1352 set thread context of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 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	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Adobe.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe
2872	Adobe.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2872	Adobe.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1352 wrote to memory of 1960	1352	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	30
PID 1960 wrote to memory of 2872	1960	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	31
PID 1960 wrote to memory of 2872	1960	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	31
PID 1960 wrote to memory of 2872	1960	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	31
PID 1960 wrote to memory of 2872	1960	0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe	31
PID 2872 wrote to memory of 2604	2872	Adobe.exe	33
PID 2872 wrote to memory of 2604	2872	Adobe.exe	33
PID 2872 wrote to memory of 2604	2872	Adobe.exe	33
PID 2872 wrote to memory of 2604	2872	Adobe.exe	33
PID 2872 wrote to memory of 2616	2872	Adobe.exe	34
PID 2872 wrote to memory of 2616	2872	Adobe.exe	34
PID 2872 wrote to memory of 2616	2872	Adobe.exe	34
PID 2872 wrote to memory of 2616	2872	Adobe.exe	34
PID 2872 wrote to memory of 2004	2872	Adobe.exe	35
PID 2872 wrote to memory of 2004	2872	Adobe.exe	35
PID 2872 wrote to memory of 2004	2872	Adobe.exe	35
PID 2872 wrote to memory of 2004	2872	Adobe.exe	35
PID 2872 wrote to memory of 2664	2872	Adobe.exe	36
PID 2872 wrote to memory of 2664	2872	Adobe.exe	36
PID 2872 wrote to memory of 2664	2872	Adobe.exe	36
PID 2872 wrote to memory of 2664	2872	Adobe.exe	36
PID 2872 wrote to memory of 2720	2872	Adobe.exe	37
PID 2872 wrote to memory of 2720	2872	Adobe.exe	37
PID 2872 wrote to memory of 2720	2872	Adobe.exe	37
PID 2872 wrote to memory of 2720	2872	Adobe.exe	37

C:\Users\Admin\AppData\Local\Temp\0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe
"C:\Users\Admin\AppData\Local\Temp\0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1352
- C:\Users\Admin\AppData\Local\Temp\0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe
  "C:\Users\Admin\AppData\Local\Temp\0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - C:\ProgramData\Adobe\Adobe.exe
    "C:\ProgramData\Adobe\Adobe.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2872
  - - C:\ProgramData\Adobe\Adobe.exe
      "C:\ProgramData\Adobe\Adobe.exe"
      4⤵
      Executes dropped EXE
      PID:2604
  - - C:\ProgramData\Adobe\Adobe.exe
      "C:\ProgramData\Adobe\Adobe.exe"
      4⤵
      Executes dropped EXE
      PID:2616
  - - C:\ProgramData\Adobe\Adobe.exe
      "C:\ProgramData\Adobe\Adobe.exe"
      4⤵
      Executes dropped EXE
      PID:2004
  - - C:\ProgramData\Adobe\Adobe.exe
      "C:\ProgramData\Adobe\Adobe.exe"
      4⤵
      Executes dropped EXE
      PID:2664
  - - C:\ProgramData\Adobe\Adobe.exe
      "C:\ProgramData\Adobe\Adobe.exe"
      4⤵
      Executes dropped EXE
      PID:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Adobe\Adobe.exe

Filesize
940KB

MD5
77372096fcdd78300c5cdc1baa95004b

SHA1
93b4aaa039f65f2780cf177f2554ca9e4be809be

SHA256
0d89ebfc019f155ecbb5f5fb49dc172741f17de763013f2abb39b9ee3d5cc433

SHA512
af8ecb2971e9dcec6b9052e8f91e06362b0c952a4bfa7707b8ef593fc44ec6641d69ac6b0f15f9911cc8667caf945a1e5420e2510ea7d73a393d791c6fdcd9f9

Download Submit
memory/1352-23-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1352-1-0x0000000001030000-0x0000000001122000-memory.dmp

Filesize
968KB

Download
memory/1352-2-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1352-3-0x0000000000750000-0x0000000000768000-memory.dmp

Filesize
96KB

Download
memory/1352-4-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/1352-5-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1352-6-0x0000000005460000-0x0000000005520000-memory.dmp

Filesize
768KB

Download
memory/1352-0-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/1960-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-12-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-8-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1960-16-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/1960-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2872-32-0x00000000003D0000-0x00000000004C2000-memory.dmp

Filesize
968KB

Download
memory/2872-33-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/2872-34-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download