Analysis
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max time kernel
116s -
max time network
145s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
26-09-2021 14:49
Static task
static1
General
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Target
447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe
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Size
1.5MB
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MD5
ca80c5c31673ad58a561bcc3fde45295
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SHA1
925bd635607def8a33234e35112065a0bd86156f
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SHA256
447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270
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SHA512
c37c1e5e860a3932f17e593d2092db33c329a5cc390805b51289fa625da751d2051afa1a559e287258ac4b88022e4b656121362e790c9c074b5dfaf51ead7b6d
Malware Config
Signatures
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Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
Processes:
WerFault.exedescription pid process target process PID 4492 created 3696 4492 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe -
Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/3696-116-0x0000000002B50000-0x0000000002C6B000-memory.dmp family_vidar behavioral1/memory/3696-117-0x0000000000400000-0x000000000057E000-memory.dmp family_vidar -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
Processes:
447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exepid process 3696 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 3696 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe -
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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Program crash 13 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 4268 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4252 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 740 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4312 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 3996 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4084 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4328 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4376 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4336 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4488 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4532 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4616 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe 4492 3696 WerFault.exe 447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid process 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4268 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 4252 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 740 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 4312 WerFault.exe 3996 WerFault.exe 3996 WerFault.exe 3996 WerFault.exe 3996 WerFault.exe 3996 WerFault.exe 3996 WerFault.exe 3996 WerFault.exe 3996 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 15 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exedescription pid process Token: SeRestorePrivilege 4268 WerFault.exe Token: SeBackupPrivilege 4268 WerFault.exe Token: SeDebugPrivilege 4268 WerFault.exe Token: SeDebugPrivilege 4252 WerFault.exe Token: SeDebugPrivilege 740 WerFault.exe Token: SeDebugPrivilege 4312 WerFault.exe Token: SeDebugPrivilege 3996 WerFault.exe Token: SeDebugPrivilege 4084 WerFault.exe Token: SeDebugPrivilege 4328 WerFault.exe Token: SeDebugPrivilege 4376 WerFault.exe Token: SeDebugPrivilege 4336 WerFault.exe Token: SeDebugPrivilege 4488 WerFault.exe Token: SeDebugPrivilege 4532 WerFault.exe Token: SeDebugPrivilege 4616 WerFault.exe Token: SeDebugPrivilege 4492 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe"C:\Users\Admin\AppData\Local\Temp\447a7b1d2e4b9de2b88753c04b5f4165f02d68c8771d01c34d9c9cde284f3270.exe"1⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 9202⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 10442⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 10682⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 12082⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 15042⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 14882⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 17442⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 17802⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 14362⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 16922⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 17762⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 17362⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 14562⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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memory/3696-115-0x0000000000710000-0x0000000000711000-memory.dmpFilesize
4KB
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memory/3696-116-0x0000000002B50000-0x0000000002C6B000-memory.dmpFilesize
1.1MB
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memory/3696-117-0x0000000000400000-0x000000000057E000-memory.dmpFilesize
1.5MB