Analysis
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max time kernel
148s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
13-03-2024 12:12
Behavioral task
behavioral1
Sample
c5d83978e778e5917e5c899e150c0348.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c5d83978e778e5917e5c899e150c0348.exe
Resource
win10v2004-20240226-en
General
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Target
c5d83978e778e5917e5c899e150c0348.exe
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Size
420KB
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MD5
c5d83978e778e5917e5c899e150c0348
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SHA1
8a4c39d05620ab38ca0137764c5ba1f0ba84cf4d
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SHA256
b29733bbb2375bdea62b30adc83fb67bdb148b4c27bda373d4ddbf69dfca0ff7
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SHA512
1fcad7f731906f2ff19632ad5f5f01cbd48765a5b6c4548e8973ba4668a122f4ec291acc36821bf042d19662f172dff316110c955d18a4c2cd1c9996e65b64c8
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SSDEEP
6144:f9g5p/aJJL7XJAnY7jioSgBK0Ru115xTcYeEknZJJAVAec:fgUJHX+nOjhBq1j2AWn
Malware Config
Extracted
remcos
2.5.0 Pro
Buddy
eastsidepapi.myq-see.com:6996
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audio_folder
MicRecords
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audio_path
%AppData%
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
Buddy.exe
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copy_folder
remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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install_path
%AppData%
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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keylog_path
%AppData%
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mouse_option
false
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mutex
Buddy-PVO134
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
Buddy
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take_screenshot_option
false
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take_screenshot_time
5
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take_screenshot_title
wikipedia;solitaire;
Signatures
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Executes dropped EXE 2 IoCs
Processes:
ftermgr.exeftermgr.exepid process 2936 ftermgr.exe 1176 ftermgr.exe -
Obfuscated with Agile.Net obfuscator 4 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
Processes:
resource yara_rule behavioral2/memory/2340-2-0x0000000002A10000-0x0000000002A26000-memory.dmp agile_net behavioral2/memory/2340-11-0x00000000050D0000-0x00000000050E0000-memory.dmp agile_net behavioral2/memory/2936-45-0x0000000001290000-0x00000000012A6000-memory.dmp agile_net behavioral2/memory/2936-50-0x0000000005140000-0x0000000005150000-memory.dmp agile_net -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
reg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\progmfil = "C:\\Windows\\system32\\pcalua.exe -a C:\\Users\\Admin\\AppData\\Local\\ftermgr.exe" reg.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ftermgr.exedescription pid process target process PID 2936 set thread context of 1176 2936 ftermgr.exe ftermgr.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2468 2936 WerFault.exe ftermgr.exe -
Suspicious behavior: EnumeratesProcesses 30 IoCs
Processes:
c5d83978e778e5917e5c899e150c0348.exepowershell.exeftermgr.exepid process 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 2340 c5d83978e778e5917e5c899e150c0348.exe 4868 powershell.exe 4868 powershell.exe 4868 powershell.exe 2936 ftermgr.exe 2936 ftermgr.exe 2936 ftermgr.exe 2936 ftermgr.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
c5d83978e778e5917e5c899e150c0348.exepowershell.exeftermgr.exedescription pid process Token: SeDebugPrivilege 2340 c5d83978e778e5917e5c899e150c0348.exe Token: SeDebugPrivilege 4868 powershell.exe Token: SeDebugPrivilege 2936 ftermgr.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
ftermgr.exepid process 1176 ftermgr.exe -
Suspicious use of WriteProcessMemory 22 IoCs
Processes:
c5d83978e778e5917e5c899e150c0348.execmd.exepowershell.exeftermgr.exedescription pid process target process PID 2340 wrote to memory of 388 2340 c5d83978e778e5917e5c899e150c0348.exe cmd.exe PID 2340 wrote to memory of 388 2340 c5d83978e778e5917e5c899e150c0348.exe cmd.exe PID 2340 wrote to memory of 388 2340 c5d83978e778e5917e5c899e150c0348.exe cmd.exe PID 388 wrote to memory of 1808 388 cmd.exe reg.exe PID 388 wrote to memory of 1808 388 cmd.exe reg.exe PID 388 wrote to memory of 1808 388 cmd.exe reg.exe PID 2340 wrote to memory of 4868 2340 c5d83978e778e5917e5c899e150c0348.exe powershell.exe PID 2340 wrote to memory of 4868 2340 c5d83978e778e5917e5c899e150c0348.exe powershell.exe PID 2340 wrote to memory of 4868 2340 c5d83978e778e5917e5c899e150c0348.exe powershell.exe PID 4868 wrote to memory of 2936 4868 powershell.exe ftermgr.exe PID 4868 wrote to memory of 2936 4868 powershell.exe ftermgr.exe PID 4868 wrote to memory of 2936 4868 powershell.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe PID 2936 wrote to memory of 1176 2936 ftermgr.exe ftermgr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c5d83978e778e5917e5c899e150c0348.exe"C:\Users\Admin\AppData\Local\Temp\c5d83978e778e5917e5c899e150c0348.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v progmfil /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Local\ftermgr.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\reg.exeREG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /f /v progmfil /t REG_SZ /d C:\Windows\system32\pcalua.exe" -a C:\Users\Admin\AppData\Local\ftermgr.exe"3⤵
- Adds Run key to start application
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process C:\Users\Admin\AppData\Local\ftermgr.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\ftermgr.exe"C:\Users\Admin\AppData\Local\ftermgr.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\ftermgr.exe"C:\Users\Admin\AppData\Local\ftermgr.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 14804⤵
- Program crash
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4048 --field-trial-handle=2432,i,12161922670941700748,3348345705955601576,262144 --variations-seed-version /prefetch:81⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2936 -ip 29361⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_40xwd4tn.mqj.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\ftermgr.exeFilesize
420KB
MD5c5d83978e778e5917e5c899e150c0348
SHA18a4c39d05620ab38ca0137764c5ba1f0ba84cf4d
SHA256b29733bbb2375bdea62b30adc83fb67bdb148b4c27bda373d4ddbf69dfca0ff7
SHA5121fcad7f731906f2ff19632ad5f5f01cbd48765a5b6c4548e8973ba4668a122f4ec291acc36821bf042d19662f172dff316110c955d18a4c2cd1c9996e65b64c8
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memory/1176-64-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1176-53-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1176-56-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1176-57-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1176-59-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1176-60-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/2340-5-0x00000000050B0000-0x00000000050B8000-memory.dmpFilesize
32KB
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memory/2340-8-0x0000000005BD0000-0x0000000005BD8000-memory.dmpFilesize
32KB
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memory/2340-10-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
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memory/2340-11-0x00000000050D0000-0x00000000050E0000-memory.dmpFilesize
64KB
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memory/2340-12-0x0000000005C00000-0x0000000005C08000-memory.dmpFilesize
32KB
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memory/2340-14-0x00000000050D0000-0x00000000050E0000-memory.dmpFilesize
64KB
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memory/2340-16-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
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memory/2340-9-0x0000000006200000-0x0000000006244000-memory.dmpFilesize
272KB
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memory/2340-7-0x00000000050D0000-0x00000000050E0000-memory.dmpFilesize
64KB
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memory/2340-6-0x0000000005790000-0x0000000005822000-memory.dmpFilesize
584KB
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memory/2340-4-0x0000000005C50000-0x00000000061F4000-memory.dmpFilesize
5.6MB
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memory/2340-3-0x00000000050D0000-0x00000000050E0000-memory.dmpFilesize
64KB
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memory/2340-2-0x0000000002A10000-0x0000000002A26000-memory.dmpFilesize
88KB
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memory/2340-1-0x0000000000420000-0x0000000000490000-memory.dmpFilesize
448KB
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memory/2340-0-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
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memory/2936-61-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
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memory/2936-52-0x0000000005140000-0x0000000005150000-memory.dmpFilesize
64KB
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memory/2936-51-0x0000000005F00000-0x0000000005F0A000-memory.dmpFilesize
40KB
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memory/2936-50-0x0000000005140000-0x0000000005150000-memory.dmpFilesize
64KB
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memory/2936-49-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
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memory/2936-48-0x0000000005140000-0x0000000005150000-memory.dmpFilesize
64KB
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memory/2936-47-0x0000000005140000-0x0000000005150000-memory.dmpFilesize
64KB
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memory/2936-42-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
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memory/2936-45-0x0000000001290000-0x00000000012A6000-memory.dmpFilesize
88KB
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memory/4868-24-0x0000000005E80000-0x0000000005EE6000-memory.dmpFilesize
408KB
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memory/4868-46-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB
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memory/4868-38-0x00000000069E0000-0x00000000069FA000-memory.dmpFilesize
104KB
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memory/4868-39-0x0000000006A30000-0x0000000006A52000-memory.dmpFilesize
136KB
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memory/4868-37-0x0000000006A60000-0x0000000006AF6000-memory.dmpFilesize
600KB
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memory/4868-36-0x0000000006530000-0x000000000657C000-memory.dmpFilesize
304KB
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memory/4868-35-0x00000000064F0000-0x000000000650E000-memory.dmpFilesize
120KB
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memory/4868-34-0x0000000005FF0000-0x0000000006344000-memory.dmpFilesize
3.3MB
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memory/4868-23-0x0000000005E10000-0x0000000005E76000-memory.dmpFilesize
408KB
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memory/4868-22-0x0000000005510000-0x0000000005532000-memory.dmpFilesize
136KB
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memory/4868-21-0x0000000005630000-0x0000000005C58000-memory.dmpFilesize
6.2MB
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memory/4868-20-0x0000000002C70000-0x0000000002C80000-memory.dmpFilesize
64KB
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memory/4868-19-0x0000000002C70000-0x0000000002C80000-memory.dmpFilesize
64KB
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memory/4868-17-0x0000000002BB0000-0x0000000002BE6000-memory.dmpFilesize
216KB
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memory/4868-18-0x0000000075050000-0x0000000075800000-memory.dmpFilesize
7.7MB