Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
21-03-2024 02:42
Static task
static1
Behavioral task
behavioral1
Sample
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe
Resource
win10v2004-20240226-en
General
-
Target
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe
-
Size
1.3MB
-
MD5
44aaef046aa99bfb6520d7b0b1fb758b
-
SHA1
d9649c6a5eb45805ad1d21cca7bd3f05830c5235
-
SHA256
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350
-
SHA512
919fb01b986172932e5d3f042450489535f9def2273a4f95c701306d44bbe2f6aea36a064366b3b5043b85f5b4b1b562c89e594bb3ba631081df889553f2c740
-
SSDEEP
24576:EJWUid5kZHYX+fEHxniHBvag2ZCMVAgfM:EJ05aYt4dcsMVAgfM
Malware Config
Extracted
remcos
RemoteHost
127.0.0.1:47212
officerem.duckdns.org:47212
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audio_folder
MicRecords
-
audio_record_time
5
-
connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
-
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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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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mouse_option
false
-
mutex
Rmc-I8N3XG
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screenshot_crypt
false
-
screenshot_flag
false
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screenshot_folder
Screenshots
-
screenshot_path
%AppData%
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screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 17 IoCs
Processes:
resource yara_rule behavioral2/memory/1892-41-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-43-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-44-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-45-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-46-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-47-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-49-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-50-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-51-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-54-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-56-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-57-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-64-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-65-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-72-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-73-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral2/memory/1892-80-0x0000000000A40000-0x0000000001A40000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM -
ModiLoader Second Stage 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4672-2-0x00000000040D0000-0x00000000050D0000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
Processes:
6060419.exepid process 5080 6060419.exe -
Loads dropped DLL 1 IoCs
Processes:
6060419.exepid process 5080 6060419.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wcbdytqr = "C:\\Users\\Public\\Wcbdytqr.url" ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 28 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
powershell.exepid process 3556 powershell.exe 3556 powershell.exe 3556 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 3556 powershell.exe -
Suspicious use of FindShellTrayWindow 30 IoCs
Processes:
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exepid process 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe -
Suspicious use of SendNotifyMessage 30 IoCs
Processes:
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exepid process 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
SndVol.exepid process 1892 SndVol.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.execmd.exe6060419.execmd.execmd.exedescription pid process target process PID 4672 wrote to memory of 4700 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 4700 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 4700 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 2020 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 2020 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 2020 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 1772 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 1772 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 4672 wrote to memory of 1772 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe cmd.exe PID 1772 wrote to memory of 5080 1772 cmd.exe 6060419.exe PID 1772 wrote to memory of 5080 1772 cmd.exe 6060419.exe PID 5080 wrote to memory of 440 5080 6060419.exe cmd.exe PID 5080 wrote to memory of 440 5080 6060419.exe cmd.exe PID 440 wrote to memory of 4880 440 cmd.exe cmd.exe PID 440 wrote to memory of 4880 440 cmd.exe cmd.exe PID 4880 wrote to memory of 3556 4880 cmd.exe powershell.exe PID 4880 wrote to memory of 3556 4880 cmd.exe powershell.exe PID 4672 wrote to memory of 3016 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe extrac32.exe PID 4672 wrote to memory of 3016 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe extrac32.exe PID 4672 wrote to memory of 3016 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe extrac32.exe PID 4672 wrote to memory of 1892 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe SndVol.exe PID 4672 wrote to memory of 1892 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe SndVol.exe PID 4672 wrote to memory of 1892 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe SndVol.exe PID 4672 wrote to memory of 1892 4672 ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe SndVol.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe"C:\Users\Admin\AppData\Local\Temp\ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe"1⤵
- Adds Run key to start application
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4672 -
C:\Windows\SysWOW64\cmd.execmd /c mkdir "\\?\C:\Windows "2⤵PID:4700
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C:\Windows\SysWOW64\cmd.execmd /c mkdir "\\?\C:\Windows \System32"2⤵PID:2020
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C:\Windows\SysWOW64\cmd.execmd /c "C:\Windows \System32\6060419.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1772 -
C:\Windows \System32\6060419.exe"C:\Windows \System32\6060419.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:5080 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\windows \system32\KDECO.bat""4⤵
- Suspicious use of WriteProcessMemory
PID:440 -
C:\Windows\system32\cmd.execmd /c powershell.exe -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"5⤵
- Suspicious use of WriteProcessMemory
PID:4880 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"6⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3556 -
C:\Windows\SysWOW64\extrac32.exeC:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\ae13dba25a62c3ecaf7bf4629ed726dcbb8528f6b6c6a4c7c37efefc17d93350.exe C:\\Users\\Public\\Libraries\\Wcbdytqr.PIF2⤵PID:3016
-
C:\Windows\SysWOW64\SndVol.exeC:\Windows\System32\SndVol.exe2⤵
- Suspicious use of SetWindowsHookEx
PID:1892
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
144B
MD5cbc5c78f7d2e0af849acab7c5be83ba9
SHA15176fe40145716e7c7f6a18d84b3ae7ff0fab7e5
SHA256dfd4d038d3546a9a7f73df5aad9fbc5c4f89ca28c435724d90323085192a646d
SHA5123eaaf582be4d18577b255faa03f52fc7636b21a7aeb1b0c510256e25399d446d6e81e7d0e34ba0240ebbe95df874266b1968841e68eda1245d5db5b76d82f646
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
128KB
MD5231ce1e1d7d98b44371ffff407d68b59
SHA125510d0f6353dbf0c9f72fc880de7585e34b28ff
SHA25630951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96
SHA512520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612
-
Filesize
112KB
MD5fa7aa88417d0c48807144a1a48fe3fbc
SHA16f5ec990b12d4a6075050a94e0d68d03781fa46d
SHA2562019dcd18ba7d5554a4a9da882740aa883941670af3de9396960081a0f8aa098
SHA51299b2eb6f8e7d00a3803cba229149e5e0cb67a3deb607782c55fbacd25d9c074cce83759de15490eff939d5ad98f26cdbd44395cc79ffe22753e16c3d9e3b5fff
-
Filesize
11KB
MD5c545650595b479c81ad6b9d8882aae39
SHA17a98aa2e6eee23b3c1bba876955d525bc618b3f0
SHA256a3a80983cb33159f0455fa0135789402558baa1460db94d0071318512b8cb5f9
SHA51285ac596a7da9072a28c4178e4fdedc98f1b49c8e3fe5612cfe464833297b13f65d2dc59b52d7fc9970cff8f98d954111229aec0ed9dded454e03b0cf4ebb6ff3