Analysis
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max time kernel
141s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
11/03/2024, 02:38
Static task
static1
Behavioral task
behavioral1
Sample
bce28a08a8618439499f76ccc330a446.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
bce28a08a8618439499f76ccc330a446.exe
Resource
win10v2004-20240226-en
General
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Target
bce28a08a8618439499f76ccc330a446.exe
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Size
283KB
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MD5
bce28a08a8618439499f76ccc330a446
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SHA1
dd9b619e30214f571170b85c2341b93852ffd4a5
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SHA256
e14ad1076c0e76c3396592c01b3ba3e51f89a76743444aaf8d1efef13c61065a
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SHA512
2a843854711ac008c0d677027d68e282830cf571063c1aadb54bbb81e02067136170f3de4de72679cd036917285996aa096a37aeb6bf18078149eb3dbb5a29cb
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SSDEEP
6144:y/LIitjKYKKiYkuKcuuiRahdoZ1oiAcYS+U7MyXP2R0:yzIitGPuKcniYhdoZ1gRSL7dP2
Malware Config
Signatures
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Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "3" bce28a08a8618439499f76ccc330a446.exe -
Disables taskbar notifications via registry modification
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Executes dropped EXE 1 IoCs
pid Process 1292 CC25.tmp -
Loads dropped DLL 2 IoCs
pid Process 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral1/memory/2128-1-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/2128-4-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/1676-28-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/1676-29-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/2128-31-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/2128-117-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/2352-116-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/2128-121-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/2128-214-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/2128-219-0x0000000000400000-0x000000000046C000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\291.exe = "C:\\Program Files (x86)\\LP\\CA63\\291.exe" bce28a08a8618439499f76ccc330a446.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\LP\CA63\291.exe bce28a08a8618439499f76ccc330a446.exe File opened for modification C:\Program Files (x86)\LP\CA63\CC25.tmp bce28a08a8618439499f76ccc330a446.exe File opened for modification C:\Program Files (x86)\LP\CA63\291.exe bce28a08a8618439499f76ccc330a446.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification \??\c:\windows\installer\{ac76ba86-7ad7-1033-7b44-a90000000001}\pdffile_8.ico explorer.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe 2128 bce28a08a8618439499f76ccc330a446.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 804 explorer.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
description pid Process Token: SeRestorePrivilege 2668 msiexec.exe Token: SeTakeOwnershipPrivilege 2668 msiexec.exe Token: SeSecurityPrivilege 2668 msiexec.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe Token: SeShutdownPrivilege 804 explorer.exe -
Suspicious use of FindShellTrayWindow 28 IoCs
pid Process 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe -
Suspicious use of SendNotifyMessage 18 IoCs
pid Process 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe 804 explorer.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2128 wrote to memory of 1676 2128 bce28a08a8618439499f76ccc330a446.exe 30 PID 2128 wrote to memory of 1676 2128 bce28a08a8618439499f76ccc330a446.exe 30 PID 2128 wrote to memory of 1676 2128 bce28a08a8618439499f76ccc330a446.exe 30 PID 2128 wrote to memory of 1676 2128 bce28a08a8618439499f76ccc330a446.exe 30 PID 2128 wrote to memory of 2352 2128 bce28a08a8618439499f76ccc330a446.exe 32 PID 2128 wrote to memory of 2352 2128 bce28a08a8618439499f76ccc330a446.exe 32 PID 2128 wrote to memory of 2352 2128 bce28a08a8618439499f76ccc330a446.exe 32 PID 2128 wrote to memory of 2352 2128 bce28a08a8618439499f76ccc330a446.exe 32 PID 2128 wrote to memory of 1292 2128 bce28a08a8618439499f76ccc330a446.exe 35 PID 2128 wrote to memory of 1292 2128 bce28a08a8618439499f76ccc330a446.exe 35 PID 2128 wrote to memory of 1292 2128 bce28a08a8618439499f76ccc330a446.exe 35 PID 2128 wrote to memory of 1292 2128 bce28a08a8618439499f76ccc330a446.exe 35 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer bce28a08a8618439499f76ccc330a446.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth = "1" bce28a08a8618439499f76ccc330a446.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
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C:\Users\Admin\AppData\Local\Temp\bce28a08a8618439499f76ccc330a446.exe"C:\Users\Admin\AppData\Local\Temp\bce28a08a8618439499f76ccc330a446.exe"1⤵
- Modifies security service
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2128 -
C:\Users\Admin\AppData\Local\Temp\bce28a08a8618439499f76ccc330a446.exeC:\Users\Admin\AppData\Local\Temp\bce28a08a8618439499f76ccc330a446.exe startC:\Users\Admin\AppData\Roaming\35C3A\7EBCA.exe%C:\Users\Admin\AppData\Roaming\35C3A2⤵PID:1676
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C:\Users\Admin\AppData\Local\Temp\bce28a08a8618439499f76ccc330a446.exeC:\Users\Admin\AppData\Local\Temp\bce28a08a8618439499f76ccc330a446.exe startC:\Program Files (x86)\3A08D\lvvm.exe%C:\Program Files (x86)\3A08D2⤵PID:2352
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C:\Program Files (x86)\LP\CA63\CC25.tmp"C:\Program Files (x86)\LP\CA63\CC25.tmp"2⤵
- Executes dropped EXE
PID:1292
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2668
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:804
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD509703bfc2a2caeec3f4cbbc448d4e0f0
SHA182956fbda030c7d249fd9e102c5c4fae19d11e86
SHA256e2c5a379434fbbdf3edca19cbfb76af242ff5ae846917f155c3ea29514c988c0
SHA51200cf17a967bdd74bb9054513cd91d4a0f6ce968bd36ee4334b70317aa396ffe3d9c7afeeb905380d01708c812e47a9ee684c29204071b6af016926c1cec2dfe7
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Filesize
600B
MD5a23c5e36934f3b236ed8dd23633079e9
SHA1914b8c2799494bee98931ab4e3bff4fb87c777a3
SHA2565a95b426ef9e404349a585d36965d6e7677618ea07859ae255bd50d0e6448167
SHA512c20d06b0543c2a2f6422ee37f95b0978daeb6fc782e9bef4b7759d811702507e4aa4977745414e6690c0c53eb31c604891c2256c06a357bc1e75a0f2a705a36b
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Filesize
300B
MD5111583edba764998c3872ba02c1f936b
SHA1d7357d0431862c1bdf30751217cd72453ddaed82
SHA256153d103b2892cf979e1e4389fea0fcd1c77080f2ddf555ccd9fd837566a6d531
SHA51255cc22b7e9cdf99ff3458dc9fbb316cf518b49fe5fb5c4ffa86cae9e17fcc30c1f86de9d020d98b4689e2d635679b38a70cd5ce865b0143eedc0b2b528d5acce
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Filesize
996B
MD57701e4519edb4be3128eefd9989cdb66
SHA12293a538dd8f2b40e283cbecbb58a5988c6297d8
SHA25601f247d9525cd9241215772018d88f7150b3dc3b9c73c922ce9e45c4184151e2
SHA512c19a69283212d706d08af8110008fc2a34636c5371809958acb3d923725391a67672c6f9f685ab5ee563c611ffe8357f9e5fc0efdaf8aba040963733a0bd0168
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Filesize
99KB
MD59d83b6d4629b9d0e96bbdb171b0dc5db
SHA1e9bed14c44fe554e0e8385096bbacca494da30b1
SHA256d3a6060ff059a7724a483d82025a9231a61143839b633a6d3842a58ccb5a7d7d
SHA512301187bdcab5ca9942b2c7b7114e37e53e58b5661eef50c389622950d7691993a29f5a825132cf499ca73cdb6637d3f58afdc024cb04fac2b8e01f752209572c