Analysis
- max time kernel
148s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system - submitted
22/04/2024, 01:02
Static task
static1
Behavioral task
behavioral1
Sample
49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe
Resource
win10v2004-20240412-en
General
- Target 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe
- Size 1.1MB
- Sample240422-bdxenadc56
- SHA256 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2
- MD5 132eb916f17784af53b68c820ce41bc3
- SHA1 b279456145ffd08bfa865d4e91f30e8937dedf43
- SHA512 99fdb450ce7ab8851cf1a56019a6a6b55d2d5d8b064acaae40d9698bca62e9a1f5b738427e0431816dc1911924f16a61e27eec98b4c311512b8426884d5365e5
- SSDEEP 24576:0JIq+wADGZYx4t/yVrQ9JO85sfip46OV/b7Dejv:eNAXCSfs8V/b7Sjv
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
remcos
-
RemoteHost
-
nessn.duckdns.org:1984
-
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
nnws
-
mouse_option
false
-
mutex
Rmc-D1LYYC
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
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.
- ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral2/memory/3476-2-0x0000000004020000-0x0000000005020000-memory.dmp modiloader_stage2 - NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/2988-85-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/2988-76-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView - NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/3832-73-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/3832-88-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView - Nirsoft 7 IoCs
resource yara_rule behavioral2/memory/3832-73-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/4452-83-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2988-85-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/4452-86-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4452-82-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/2988-76-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3832-88-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft - Executes dropped EXE 2 IoCs
pid Process 4724 easinvoker.exe 2492 alpha.exe - Loads dropped DLL 1 IoCs
pid Process 4724 easinvoker.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Gophjwfk = "C:\\Users\\Public\\Gophjwfk.url" 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe - Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3476 set thread context of 3832 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 114 PID 3476 set thread context of 2988 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 115 PID 3476 set thread context of 4452 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 116 - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe - Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 44 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 42 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) - Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 864 powershell.exe 864 powershell.exe 864 powershell.exe 3832 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 3832 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 4452 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 4452 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 3832 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 3832 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe - Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 864 powershell.exe Token: SeDebugPrivilege 4452 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe - Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 3476 wrote to memory of 1400 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 96 PID 3476 wrote to memory of 1400 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 96 PID 3476 wrote to memory of 1400 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 96 PID 1400 wrote to memory of 3568 1400 cmd.exe 98 PID 1400 wrote to memory of 3568 1400 cmd.exe 98 PID 1400 wrote to memory of 3568 1400 cmd.exe 98 PID 1400 wrote to memory of 2556 1400 cmd.exe 99 PID 1400 wrote to memory of 2556 1400 cmd.exe 99 PID 1400 wrote to memory of 2556 1400 cmd.exe 99 PID 1400 wrote to memory of 1064 1400 cmd.exe 100 PID 1400 wrote to memory of 1064 1400 cmd.exe 100 PID 1400 wrote to memory of 1064 1400 cmd.exe 100 PID 1400 wrote to memory of 4040 1400 cmd.exe 101 PID 1400 wrote to memory of 4040 1400 cmd.exe 101 PID 1400 wrote to memory of 4040 1400 cmd.exe 101 PID 1400 wrote to memory of 800 1400 cmd.exe 102 PID 1400 wrote to memory of 800 1400 cmd.exe 102 PID 1400 wrote to memory of 800 1400 cmd.exe 102 PID 1400 wrote to memory of 5116 1400 cmd.exe 103 PID 1400 wrote to memory of 5116 1400 cmd.exe 103 PID 1400 wrote to memory of 5116 1400 cmd.exe 103 PID 1400 wrote to memory of 4724 1400 cmd.exe 104 PID 1400 wrote to memory of 4724 1400 cmd.exe 104 PID 4724 wrote to memory of 2688 4724 easinvoker.exe 105 PID 4724 wrote to memory of 2688 4724 easinvoker.exe 105 PID 2688 wrote to memory of 4800 2688 cmd.exe 107 PID 2688 wrote to memory of 4800 2688 cmd.exe 107 PID 2688 wrote to memory of 2492 2688 cmd.exe 108 PID 2688 wrote to memory of 2492 2688 cmd.exe 108 PID 2492 wrote to memory of 864 2492 alpha.exe 109 PID 2492 wrote to memory of 864 2492 alpha.exe 109 PID 3476 wrote to memory of 2424 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 112 PID 3476 wrote to memory of 2424 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 112 PID 3476 wrote to memory of 2424 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 112 PID 3476 wrote to memory of 3832 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 114 PID 3476 wrote to memory of 3832 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 114 PID 3476 wrote to memory of 3832 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 114 PID 3476 wrote to memory of 2988 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 115 PID 3476 wrote to memory of 2988 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 115 PID 3476 wrote to memory of 2988 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 115 PID 3476 wrote to memory of 4452 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 116 PID 3476 wrote to memory of 4452 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 116 PID 3476 wrote to memory of 4452 3476 49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe 116
Processes
-
C:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe"C:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\GophjwfkO.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:1400 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:3568
-
-
C:\Windows\SysWOW64\xcopy.exexcopy "easinvoker.exe" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:2556
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:1064
-
-
C:\Windows\SysWOW64\xcopy.exexcopy "Aaa.bat" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:4040
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:800
-
-
C:\Windows\SysWOW64\xcopy.exexcopy "netutils.dll" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:5116
-
-
C:\Windows \System32\easinvoker.exe"C:\Windows \System32\easinvoker.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4724 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\windows \system32\aaa.bat""4⤵
- Suspicious use of WriteProcessMemory
PID:2688 -
C:\Windows\System32\extrac32.exeC:\\Windows\\System32\\extrac32.exe /C /Y C:\\Windows\\System32\\cmd.exe C:\\Users\\Public\\alpha.exe5⤵PID:4800
-
-
C:\Users\Public\alpha.exeC:\\Users\\Public\\alpha /c powershell.exe -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2492 -
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:864
-
-
-
-
-
-
C:\Windows\SysWOW64\extrac32.exeC:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe C:\\Users\\Public\\Libraries\\Gophjwfk.PIF2⤵PID:2424
-
-
C:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exeC:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe /stext "C:\Users\Admin\AppData\Local\Temp\zjchj"2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3832
-
-
C:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exeC:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe /stext "C:\Users\Admin\AppData\Local\Temp\bdhajnco"2⤵
- Accesses Microsoft Outlook accounts
PID:2988
-
-
C:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exeC:\Users\Admin\AppData\Local\Temp\49a98a42ff6fff1b7dae074cb3c325ba9df2183dceb69feae6c0e7322ac94eb2.exe /stext "C:\Users\Admin\AppData\Local\Temp\lxukkxnqpzfk"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4452
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\ProgramData\nnws\logs.dat
- Size 144B
- SHA256 8e0d5cc7b13e44e8802ed8449f64fe8c9f86980506332824ab73256b4fb217f4
- MD5 a150d4a0570d68ae9dba5df14012c093
- SHA1 830ed6a89d1cc66f8c9b2b6d29dc63d3fe194fd9
- SHA512 1f0640bf140b358ef27bf76128c97870d82d67ea1c6cea63325e4892e76947f3047b01ec6db10ee94f3b410e9bf50ba2d17d59afc85ae4e280d1ee4c88ff2335
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_04zi3dqo.kdy.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\zjchj
- Size 4KB
- SHA256 6c73d4e220894399c0a8b9e901e9e1183f86658e05e59118112418b53805f995
- MD5 6566db55a623d93ea0838e3d13cf99d2
- SHA1 c39fe9aef3ea6483ea4210e2989da84ddfb403e2
- SHA512 bd2cb72fbc109d2e60a82f1df0425c17fabbc9235eff698393dc22ad34fdc71a2abd8137994904ca28316d49f8d77f49142464d11f07e5fd7d46a7208e279a27
- SSDEEP 48:wvvv0vxfvvcvxfdvv0vxBvv0vxakvv0v7:mvKxvSp1vKPvKbvK7
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\GophjwfkO.bat
- Size 29KB
- SHA256 abac4a967800f5da708572ec42441ec373cd52459a83a8a382d6b8579482789d
- MD5 828ffbf60677999579dafe4bf3919c63
- SHA1 a0d159a1b9a49e9eaccc53fe0c3266c0526a1bdc
- SHA512 bf00909e24c5a6fb2346e8457a9adacd5f1b35988d90abbde9ff26896bbb59edafea60d9db4d10182a7b5e129bb69585d3e20bc5c63af3517b3a7ef1e45ffb7e
- SSDEEP 192:IBOY7cKQ/CyntVZjpubO0bXWQtagxP2+3o5WIGbfJTAy:C
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\aaa.bat
- Size 3KB
- SHA256 11c20fabf677cd77e8a354b520f6ffca09cac37ce15c9932550e749e49efe08a
- MD5 71e46efe9932b83b397b44052513fb49
- SHA1 741af3b8c31095a0cc2c39c41e62279684913205
- SHA512 76da3b441c0eaaaabdd4d21b0a3d4aa7fd49d73a5f0dab2cfb39f2e114efe4f4dabe2d46b01b66d810d6e0efa97676599ece5c213c1a69a5f2f4897a9b4ac8da
- MD5 SHA1 SHA512
- Path C:\Users\Public\Libraries\easinvoker.exe
- Size 128KB
- SHA256 30951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96
- MD5 231ce1e1d7d98b44371ffff407d68b59
- SHA1 25510d0f6353dbf0c9f72fc880de7585e34b28ff
- SHA512 520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612
- SSDEEP 3072:zar2xXibKcf5K67+k02XbFbosspwUUgcR:Nibl7+k02XZb9UA
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\Libraries\netutils.dll
- Size 114KB
- SHA256 a692d4305b95e57e2cfc871d53a41a5bfc9e306cb1a86ca1159db4f469598714
- MD5 566b326055c3ed8e2028aa1e2c1054d0
- SHA1 c25fa6d6369c083526cafcf45b5f554635afe218
- SHA512 da4b0b45d47757b69f9abc1817d3cb3c85deb08658e55f07b016fba053efe541a5791b9b2b380c25b440bbae6916c5a2245261553ca3c5025d9d55c943f9823c
- SSDEEP 1536:AxdWID3z1y5XtsBms9bOPu5jDqWte6VNCl7MbiRvRRJHu:AxdB/usBLOP8qWte6VQRRJHu
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Public\alpha.exe
- Size 283KB
- SHA256 b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450
- MD5 8a2122e8162dbef04694b9c3e0b6cdee
- SHA1 f1efb0fddc156e4c61c5f78a54700e4e7984d55d
- SHA512 99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397
- SSDEEP 6144:k4WA1B9BxDfQWKORSqY4zOcmpdlc3gJdmtolSm:H1BhkWvSqY4zvmjOwJIT
- MD5 SHA1 SHA512 SSDEEP