Analysis
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max time kernel
114s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05-12-2022 18:54
Static task
static1
Behavioral task
behavioral1
Sample
fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe
Resource
win10v2004-20221111-en
General
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Target
fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe
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Size
291KB
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MD5
2e112395a64b710c83b4fbcf5d53cf52
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SHA1
e6930f33beadce15b76f10c47d226a1acb622ba0
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SHA256
fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b
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SHA512
a03d2e5cbddd04636e8476d96be24ce482a4557e322f03ae0a3e63fe06f76f03e1578277c37d38d2c20e2250e724a042cb2beba0c0eac6661608c43c1af9c161
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SSDEEP
6144:9/KudswtwoZVJ+pr2uGwbUr5YrfwMDcIIYC:9FdT/VJ0rzGwb2irIMDcIIYC
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" fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe -
Disables taskbar notifications via registry modification
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Executes dropped EXE 1 IoCs
pid Process 892 B38.tmp -
Modifies Installed Components in the registry 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
resource yara_rule behavioral1/memory/1880-55-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/1796-69-0x0000000000400000-0x000000000046C000-memory.dmp upx behavioral1/memory/1532-75-0x0000000000400000-0x000000000046C000-memory.dmp upx -
Loads dropped DLL 2 IoCs
pid Process 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.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\3F8.exe = "C:\\Program Files (x86)\\LP\\A51B\\3F8.exe" fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.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\A51B\3F8.exe fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe File opened for modification C:\Program Files (x86)\LP\A51B\B38.tmp fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe File opened for modification C:\Program Files (x86)\LP\A51B\3F8.exe fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe -
Modifies registry class 5 IoCs
description ioc Process Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 928 explorer.exe -
Suspicious use of AdjustPrivilegeToken 19 IoCs
description pid Process Token: SeRestorePrivilege 944 msiexec.exe Token: SeTakeOwnershipPrivilege 944 msiexec.exe Token: SeSecurityPrivilege 944 msiexec.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe Token: 33 452 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 452 AUDIODG.EXE Token: 33 452 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 452 AUDIODG.EXE Token: SeShutdownPrivilege 928 explorer.exe Token: SeShutdownPrivilege 928 explorer.exe -
Suspicious use of FindShellTrayWindow 27 IoCs
pid Process 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe -
Suspicious use of SendNotifyMessage 23 IoCs
pid Process 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe 928 explorer.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1880 wrote to memory of 892 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 32 PID 1880 wrote to memory of 892 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 32 PID 1880 wrote to memory of 892 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 32 PID 1880 wrote to memory of 892 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 32 PID 1880 wrote to memory of 1796 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 33 PID 1880 wrote to memory of 1796 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 33 PID 1880 wrote to memory of 1796 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 33 PID 1880 wrote to memory of 1796 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 33 PID 1880 wrote to memory of 1532 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 36 PID 1880 wrote to memory of 1532 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 36 PID 1880 wrote to memory of 1532 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 36 PID 1880 wrote to memory of 1532 1880 fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe 36 -
System policy modification 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth = "1" fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe"C:\Users\Admin\AppData\Local\Temp\fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.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:1880 -
C:\Program Files (x86)\LP\A51B\B38.tmp"C:\Program Files (x86)\LP\A51B\B38.tmp"2⤵
- Executes dropped EXE
PID:892
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C:\Users\Admin\AppData\Local\Temp\fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exeC:\Users\Admin\AppData\Local\Temp\fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe startC:\Users\Admin\AppData\Roaming\B2F65\C7EA5.exe%C:\Users\Admin\AppData\Roaming\B2F652⤵PID:1796
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C:\Users\Admin\AppData\Local\Temp\fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exeC:\Users\Admin\AppData\Local\Temp\fa65e91f0a5f117e4da666eda74c7dbf9ff7fe70ea4477bcd0089060b6687e5b.exe startC:\Program Files (x86)\658B4\lvvm.exe%C:\Program Files (x86)\658B42⤵PID:1532
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Suspicious use of AdjustPrivilegeToken
PID:944
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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:928
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4841⤵
- Suspicious use of AdjustPrivilegeToken
PID:452
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