Analysis
-
max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 10:03
Static task
static1
Behavioral task
behavioral1
Sample
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe
Resource
win10v2004-20240426-en
General
-
Target
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe
-
Size
908KB
-
MD5
1b8e229e83f21a946115606f54fe6b8d
-
SHA1
cf230bc4206a1789858160a0f2d3a87ed14c36a9
-
SHA256
5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070
-
SHA512
1f9911b01d8e3e177badb698819c06c490e3e376e23f40f99b995633e8b033427f2d5120c88d4f373a6fc3bb6e3ba5bbf526d6fa81097a188bf6f963e40bb0d1
-
SSDEEP
24576:dzobfftwFNnnpXNihW/lZpM8fsp/vY6Jvui7Uxmt9H16OE:dcbXtANn1EhWxMW2+eUxmtV1XE
Malware Config
Extracted
remcos
PAPI
64.188.26.202:1604
-
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-YMJ2R9
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0" svchost.exe -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/2800-40-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/3096-39-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 3 IoCs
resource yara_rule behavioral2/memory/844-46-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/3096-39-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/2800-40-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 1824 powershell.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 4472 svchost.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths svchost.exe -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts wab.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\"" 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA svchost.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 4472 set thread context of 3564 4472 svchost.exe 104 PID 3564 set thread context of 3096 3564 wab.exe 111 PID 3564 set thread context of 2800 3564 wab.exe 112 PID 3564 set thread context of 844 3564 wab.exe 113 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 408 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 384 timeout.exe -
Suspicious behavior: EnumeratesProcesses 32 IoCs
pid Process 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 1824 powershell.exe 1824 powershell.exe 1824 powershell.exe 3096 wab.exe 3096 wab.exe 844 wab.exe 844 wab.exe 3096 wab.exe 3096 wab.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 3564 wab.exe 3564 wab.exe 3564 wab.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe Token: SeDebugPrivilege 4472 svchost.exe Token: SeDebugPrivilege 1824 powershell.exe Token: SeDebugPrivilege 844 wab.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4692 wrote to memory of 3260 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 93 PID 4692 wrote to memory of 3260 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 93 PID 4692 wrote to memory of 3952 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 95 PID 4692 wrote to memory of 3952 4692 5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe 95 PID 3260 wrote to memory of 408 3260 cmd.exe 97 PID 3260 wrote to memory of 408 3260 cmd.exe 97 PID 3952 wrote to memory of 384 3952 cmd.exe 98 PID 3952 wrote to memory of 384 3952 cmd.exe 98 PID 3952 wrote to memory of 4472 3952 cmd.exe 100 PID 3952 wrote to memory of 4472 3952 cmd.exe 100 PID 4472 wrote to memory of 1824 4472 svchost.exe 103 PID 4472 wrote to memory of 1824 4472 svchost.exe 103 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 3564 4472 svchost.exe 104 PID 4472 wrote to memory of 4784 4472 svchost.exe 105 PID 4472 wrote to memory of 4784 4472 svchost.exe 105 PID 4472 wrote to memory of 4784 4472 svchost.exe 105 PID 3564 wrote to memory of 3096 3564 wab.exe 111 PID 3564 wrote to memory of 3096 3564 wab.exe 111 PID 3564 wrote to memory of 3096 3564 wab.exe 111 PID 3564 wrote to memory of 3096 3564 wab.exe 111 PID 3564 wrote to memory of 2800 3564 wab.exe 112 PID 3564 wrote to memory of 2800 3564 wab.exe 112 PID 3564 wrote to memory of 2800 3564 wab.exe 112 PID 3564 wrote to memory of 2800 3564 wab.exe 112 PID 3564 wrote to memory of 844 3564 wab.exe 113 PID 3564 wrote to memory of 844 3564 wab.exe 113 PID 3564 wrote to memory of 844 3564 wab.exe 113 PID 3564 wrote to memory of 844 3564 wab.exe 113 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" svchost.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe"C:\Users\Admin\AppData\Local\Temp\5311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit2⤵
- Suspicious use of WriteProcessMemory
PID:3260 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'3⤵
- Creates scheduled task(s)
PID:408
-
-
-
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp3C1E.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:3952 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:384
-
-
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"3⤵
- UAC bypass
- Windows security bypass
- Checks computer location settings
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4472 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\svchost.exe" -Force4⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1824
-
-
C:\Program Files (x86)\Windows Mail\wab.exe"C:\Program Files (x86)\Windows Mail\wab.exe"4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3564 -
C:\Program Files (x86)\Windows Mail\wab.exe"C:\Program Files (x86)\Windows Mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\deuudlmynaddeihjhwujjwn"5⤵
- Suspicious behavior: EnumeratesProcesses
PID:3096
-
-
C:\Program Files (x86)\Windows Mail\wab.exe"C:\Program Files (x86)\Windows Mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\fyzneexabivigwvnqghcmbabfi"5⤵
- Accesses Microsoft Outlook accounts
PID:2800
-
-
C:\Program Files (x86)\Windows Mail\wab.exe"C:\Program Files (x86)\Windows Mail\wab.exe" /stext "C:\Users\Admin\AppData\Local\Temp\qafffwhuwqnnrcrrhrbexousoobjg"5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:844
-
-
-
C:\Program Files (x86)\Windows Mail\wab.exe"C:\Program Files (x86)\Windows Mail\wab.exe"4⤵PID:4784
-
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
4KB
MD5365f45018b7bcc98591979d6c4b23752
SHA1073aff125450845105f5daa7d0e7cc24ee8bbca5
SHA25627be905cdbf87c23851d00d61afd5fcfe5c72b1de227ac7d8c0dc5c7583c9a6e
SHA5124bd0d2266c624b9ad40e9ba6cb4d63debd12f46f5c27afae3bfc20e3e7f5e9f9c88f83151166324223c5889034a4d70652cf747f6943af011191c64c28e18703
-
Filesize
151B
MD58f171c5f7b04ec84fa164cc84dd32eeb
SHA1add390d0c920607f31bec27fa973e9234ba6cb7d
SHA256d03466763641b14e073b415fdd581bff8354168cd0c26cc636765d5a7fc131a8
SHA51289a0527f483d42bc983df06d9c188bd41cf4eb0cbf067e41fc57419afb0526c3ac2623088273aaeb720278469147c60f625c5f4247e8b8ebfdca1b54d1d13c5c
-
Filesize
908KB
MD51b8e229e83f21a946115606f54fe6b8d
SHA1cf230bc4206a1789858160a0f2d3a87ed14c36a9
SHA2565311d825c3975765c9a9a56f7c28f98b6f92c90b21a2a5ecd1bbbb0aabd82070
SHA5121f9911b01d8e3e177badb698819c06c490e3e376e23f40f99b995633e8b033427f2d5120c88d4f373a6fc3bb6e3ba5bbf526d6fa81097a188bf6f963e40bb0d1