Analysis
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max time kernel
259s -
max time network
351s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 06:27
Static task
static1
Behavioral task
behavioral1
Sample
c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe
Resource
win7-20221111-en
General
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Target
c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe
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Size
294KB
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MD5
8a3bb716b4a30d9b48d1af3d6b418565
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SHA1
84ee653b8af1d2afc9d6ee5490d08c6cbbbd304a
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SHA256
c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d
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SHA512
c7259e65bceefa243059ccc6315007497cf3777e61829b692eb34fb6860a8ee93f96982b6c92f6a83bd1ac2f4bc210318db5f71a9e325f92c5bfb940dbe2299c
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SSDEEP
6144:5vk4K4jlqYs5kSjEFmQdqXQuSy+Si9QCbR8hBKwJfX544V:5vkpMqr5VQFsXQuH+tQVvKIq
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" c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe -
Disables taskbar notifications via registry modification
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Executes dropped EXE 1 IoCs
pid Process 1192 FDC1.tmp -
Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
resource yara_rule behavioral1/memory/1892-55-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/1936-71-0x0000000000400000-0x000000000046C000-memory.dmp upx -
Loads dropped DLL 2 IoCs
pid Process 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\C71.exe = "C:\\Program Files (x86)\\LP\\42CB\\C71.exe" c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.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 opened for modification C:\Program Files (x86)\LP\42CB\C71.exe c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe File created C:\Program Files (x86)\LP\42CB\C71.exe c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe File opened for modification C:\Program Files (x86)\LP\42CB\FDC1.tmp c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 580 explorer.exe -
Suspicious use of AdjustPrivilegeToken 19 IoCs
description pid Process Token: SeRestorePrivilege 1560 msiexec.exe Token: SeTakeOwnershipPrivilege 1560 msiexec.exe Token: SeSecurityPrivilege 1560 msiexec.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: SeShutdownPrivilege 580 explorer.exe Token: 33 1420 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1420 AUDIODG.EXE Token: 33 1420 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1420 AUDIODG.EXE -
Suspicious use of FindShellTrayWindow 33 IoCs
pid Process 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe -
Suspicious use of SendNotifyMessage 23 IoCs
pid Process 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe 580 explorer.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1892 wrote to memory of 1192 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 32 PID 1892 wrote to memory of 1192 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 32 PID 1892 wrote to memory of 1192 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 32 PID 1892 wrote to memory of 1192 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 32 PID 1892 wrote to memory of 1936 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 33 PID 1892 wrote to memory of 1936 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 33 PID 1892 wrote to memory of 1936 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 33 PID 1892 wrote to memory of 1936 1892 c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe 33 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth = "1" c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe"C:\Users\Admin\AppData\Local\Temp\c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.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:1892 -
C:\Program Files (x86)\LP\42CB\FDC1.tmp"C:\Program Files (x86)\LP\42CB\FDC1.tmp"2⤵
- Executes dropped EXE
PID:1192
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C:\Users\Admin\AppData\Local\Temp\c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exeC:\Users\Admin\AppData\Local\Temp\c7c2fce0215829fccaa3ee7d7e0457c21d02e378e92bdf9fec34c667bdf5771d.exe startC:\Users\Admin\AppData\Roaming\BF362\32E42.exe%C:\Users\Admin\AppData\Roaming\BF3622⤵PID:1936
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1560
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:580
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x5881⤵
- Suspicious use of AdjustPrivilegeToken
PID:1420
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
103KB
MD5d4f353eec08a119eb764376e943c8d63
SHA1c59560360592af2b5cb1bbafa6b297ac35d3f30f
SHA2561d2435427faf13fcc868b72430c96377fd239a46bcf341c02d2f0510c83d7e1d
SHA512ba5f1b67e6d142c7445ad5ba149b1de5237810a9c94a8431b790008548658766f0ec3d0d33c757b59311c2bfa000924c67bde3a12f18f11973c4585e2ada2f6d
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Filesize
103KB
MD5d4f353eec08a119eb764376e943c8d63
SHA1c59560360592af2b5cb1bbafa6b297ac35d3f30f
SHA2561d2435427faf13fcc868b72430c96377fd239a46bcf341c02d2f0510c83d7e1d
SHA512ba5f1b67e6d142c7445ad5ba149b1de5237810a9c94a8431b790008548658766f0ec3d0d33c757b59311c2bfa000924c67bde3a12f18f11973c4585e2ada2f6d
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Filesize
103KB
MD5d4f353eec08a119eb764376e943c8d63
SHA1c59560360592af2b5cb1bbafa6b297ac35d3f30f
SHA2561d2435427faf13fcc868b72430c96377fd239a46bcf341c02d2f0510c83d7e1d
SHA512ba5f1b67e6d142c7445ad5ba149b1de5237810a9c94a8431b790008548658766f0ec3d0d33c757b59311c2bfa000924c67bde3a12f18f11973c4585e2ada2f6d