Overview
overview
10Static
static
3c8ef778ff1...95.exe
windows7-x64
8c8ef778ff1...95.exe
windows10-2004-x64
10$PLUGINSDI...er.dll
windows7-x64
1$PLUGINSDI...er.dll
windows10-2004-x64
1$PLUGINSDI...ge.dll
windows7-x64
1$PLUGINSDI...ge.dll
windows10-2004-x64
1$PLUGINSDI...gs.dll
windows7-x64
3$PLUGINSDI...gs.dll
windows10-2004-x64
3Analysis
- max time kernel
148s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240704-en - resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system - submitted
05/07/2024, 19:22
Static task
static1
Behavioral task
behavioral1
Sample
c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe
Resource
win10v2004-20240704-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/Banner.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/Banner.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/BgImage.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/BgImage.dll
Resource
win10v2004-20240704-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win7-20240705-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240704-en
General
- Target c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe
- Size 457KB
- Sample240705-x3cx7stemn
- SHA256 c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195
- MD5 92a71af74ad52bd6968c86a1197df7d5
- SHA1 da3afefc08de0fa9b4b6c2742c927d6703fdae0c
- SHA512 706482562653c189027a0d53d34ea8fc8ebf85528c96c05b4651f0a08665db94666edd078f799bbc5e2753428e2f9fe3dddd223150e856e23d34fdd0e3fe88fd
- SSDEEP 6144:coShfU3osnd2J4v8KJIRySSDbnybCiRG26b5hiVLaf3Uz9YP3WImQK+9OIT8CCvP:Fqgowd2JY8NRPE7yvRAQVLafPP3jfLkP
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 3832 powershell.exe - Loads dropped DLL 3 IoCs
pid Process 3248 c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe 3248 c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe 3248 c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook wab.exe Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook wab.exe Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook wab.exe - Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 13 drive.google.com 14 drive.google.com - Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\energetiskes\Physicianer223.lnk c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe - Suspicious use of NtCreateThreadExHideFromDebugger 2 IoCs
pid Process 1636 wab.exe 1636 wab.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3832 powershell.exe 1636 wab.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3832 set thread context of 1636 3832 powershell.exe 89 - Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Common Files\eduard.lyz c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe File opened for modification C:\Program Files (x86)\Common Files\yeastless.Rus c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe File opened for modification C:\Program Files (x86)\Common Files\Marrowless\Mutated.ini c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe - Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\schematizers.roa c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 9 IoCs
pid Process 3832 powershell.exe 3832 powershell.exe 3832 powershell.exe 3832 powershell.exe 3832 powershell.exe 3832 powershell.exe 3832 powershell.exe 3832 powershell.exe 3832 powershell.exe - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3832 powershell.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3832 powershell.exe Token: SeDebugPrivilege 1636 wab.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3248 wrote to memory of 3832 3248 c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe 86 PID 3248 wrote to memory of 3832 3248 c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe 86 PID 3248 wrote to memory of 3832 3248 c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe 86 PID 3832 wrote to memory of 1636 3832 powershell.exe 89 PID 3832 wrote to memory of 1636 3832 powershell.exe 89 PID 3832 wrote to memory of 1636 3832 powershell.exe 89 PID 3832 wrote to memory of 1636 3832 powershell.exe 89 PID 3832 wrote to memory of 1636 3832 powershell.exe 89 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook wab.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2494989678-839960665-2515455429-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook wab.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe"C:\Users\Admin\AppData\Local\Temp\c8ef778ff1e9493aecd06b7be81c033356d288235494e6ae5d67bd0cc6789195.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3248 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Lovkrav=Get-Content 'C:\Users\Admin\AppData\Local\Temp\overmandede\Metran\menubilledet\Radioaktivest.Sup';$Exorable=$Lovkrav.SubString(70678,3);.$Exorable($Lovkrav)"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3832 -
C:\Program Files (x86)\windows mail\wab.exe"C:\Program Files (x86)\windows mail\wab.exe"3⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1636
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_50z5zp3f.ugf.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\nsk92CB.tmp\Banner.dll
- Size 4KB
- SHA256 b935d14c32ad8e16055f7f5794ac3411e601c5ac93155afc623f25b08e2ab82e
- MD5 843657eaf7240b695624dcf38bb0eb31
- SHA1 ca99a44e737fdeaab56f864ce1ef15a57d2eec90
- SHA512 7773d9f6bbd17253d1c96ce225b2f9d3673969b38177afef236d1c5d4aabaae2c07793e07c34f0281ec3b859ae955e83bfe43a598ce7cc6c893ec8c9604f5de3
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\nsk92CB.tmp\BgImage.dll
- Size 7KB
- SHA256 6cc4aadae46ee3e7f39b411ba087ec29bc10aa62b6b5b44003c934b3c51cefe2
- MD5 a98576f0d6b35b466cb881860977fdbc
- SHA1 28b3dbbd76f15c876b98dce523100aa3256d193a
- SHA512 29225bfb30e72d7d3d3571e7562b5901dbf2382af1972cc9a2be8e3bef697b9ac9e0aaac3a9bca191da827ad3cfce7f6876e8be9444663e83a7e2e86788a733c
- SSDEEP 96:8e70AKTIfv7QCUsthvNL85s4lk38Eb3CDfvEh8uLzqk7nLiEQjJ3KxkP:tBBfjbUA/85q3wEh8uLmqLpmP
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\nsk92CB.tmp\nsDialogs.dll
- Size 9KB
- SHA256 72b38e4cca0af336655d55501c4ea05080baaa9921a62a2d717afe90bb801004
- MD5 2c84faebfda2abe3b16fdf374df4272f
- SHA1 a5b0258a94e0440aefe1ef320e62e7a9a1c8bb40
- SHA512 207164cc6914c59d9f4f3b8ae97628c544093ba6ecda9f8da351f453cd97e03be7a640264b8686b2d5e6f3c787f4df1d8a1ebc8e51fd788a97460cd981cc015e
- SSDEEP 96:3ip41CMj95rKhkfL5RkEdKkcxM2DjDf3GE/E9v5E9av+Yx4QndY7ndS27gA:3iujesS4HRE/K5MYxBdqn420
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\overmandede\Metran\menubilledet\Lighedspunkternes.Fla
- Size 299KB
- SHA256 37376b6063c39eface87e55d02c0f1419893f689c2d4a02396b6ce4e4cafbac6
- MD5 be71ed679ecf4ac926d594cdaa4fbc83
- SHA1 099a1b287bf6b01183cfa7363e2cf17b9aa199bd
- SHA512 6bb428f6ebe605fe30105e5830563641baab13d8ee163fa2be1753fb85e525faf870fdbd72c2a50b3b937df93a80b4072d207312efcdc0110a1d5a7ad86e2c56
- SSDEEP 6144:vGe4FtctwSoZSMjuC64LtJLH5mhRp3+hCFD9w6WyfjSjP1:nkcOSxCptJTAD+NP1
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\overmandede\Metran\menubilledet\Radioaktivest.Sup
- Size 69KB
- SHA256 368a7423c1c873ee451b227795beb591e3b5d213ce98809de54957525b46e1fc
- MD5 e2606a0ced1b1b771a63e507bef6548d
- SHA1 72c055984e5a4f43c4ed6c8020d37938afb6fa4a
- SHA512 1e4dee9bf06edbf2fefd3dfd28d72fc4ee4d878e0bba2cc125a2487b6085ecc8154a1630ca7e444618fcb20106c9292f8ed39bf0786cdd5241a198fe56b25091
- SSDEEP 1536:FmHePD9jJbeawSgILIwo9zAdm2ywqYxw+ZYxjQB1kr:FqePxVwu0X9cJbzOGe+E
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2494989678-839960665-2515455429-1000\0f5007522459c86e95ffcc62f32308f1_3391016d-f0b6-457a-866d-88b771c7b6ac
- Size 46B
- SHA256 878f32f76b159494f5a39f9321616c6068cdb82e88df89bcc739bbc1ea78e1f9
- MD5 d898504a722bff1524134c6ab6a5eaa5
- SHA1 e0fdc90c2ca2a0219c99d2758e68c18875a3e11e
- SHA512 26a4398bffb0c0aef9a6ec53cd3367a2d0abf2f70097f711bbbf1e9e32fd9f1a72121691bb6a39eeb55d596edd527934e541b4defb3b1426b1d1a6429804dc61
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2494989678-839960665-2515455429-1000\0f5007522459c86e95ffcc62f32308f1_3391016d-f0b6-457a-866d-88b771c7b6ac
- Size 46B
- SHA256 8c136c7ae08020ad16fd1928e36ad335ddef8b85906d66b712fff049aa57dc9a
- MD5 c07225d4e7d01d31042965f048728a0a
- SHA1 69d70b340fd9f44c89adb9a2278df84faa9906b7
- SHA512 23d3cea738e1abf561320847c39dadc8b5794d7bd8761b0457956f827a17ad2556118b909a3e6929db79980ccf156a6f58ac823cf88329e62417d2807b34b64b
- MD5 SHA1 SHA512