Analysis
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max time kernel
117s -
max time network
151s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
26-09-2021 23:52
Static task
static1
General
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Target
53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe
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Size
1.5MB
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MD5
cfa17828f51ebedba4d215c800296732
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SHA1
90e2f0e1c8242c6edfb763beee3736f2d74c9f78
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SHA256
53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e
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SHA512
ffa05e2037d37c1ee89eac954d9a0569048e6f452bab9b49413624b1567e052537e676e5bd4f24dcd7ee7eac88bb873c78ec98d3344eea62254544eae11268c0
Malware Config
Signatures
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Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
Processes:
WerFault.exedescription pid process target process PID 2184 created 3696 2184 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe -
Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/3696-116-0x0000000002A00000-0x0000000002B1B000-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:
53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exepid process 3696 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 3696 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.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 3004 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4264 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 748 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4312 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 3988 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 3576 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4328 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4364 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4324 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4552 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4636 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 4640 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe 2184 3696 WerFault.exe 53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid process 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 3004 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 4264 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 WerFault.exe 748 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 3988 WerFault.exe 3988 WerFault.exe 3988 WerFault.exe 3988 WerFault.exe 3988 WerFault.exe 3988 WerFault.exe 3988 WerFault.exe 3988 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 3004 WerFault.exe Token: SeBackupPrivilege 3004 WerFault.exe Token: SeDebugPrivilege 3004 WerFault.exe Token: SeDebugPrivilege 4264 WerFault.exe Token: SeDebugPrivilege 748 WerFault.exe Token: SeDebugPrivilege 4312 WerFault.exe Token: SeDebugPrivilege 3988 WerFault.exe Token: SeDebugPrivilege 3576 WerFault.exe Token: SeDebugPrivilege 4328 WerFault.exe Token: SeDebugPrivilege 4364 WerFault.exe Token: SeDebugPrivilege 4324 WerFault.exe Token: SeDebugPrivilege 4552 WerFault.exe Token: SeDebugPrivilege 4636 WerFault.exe Token: SeDebugPrivilege 4640 WerFault.exe Token: SeDebugPrivilege 2184 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe"C:\Users\Admin\AppData\Local\Temp\53745473d4da93fdfa8e47ec0859cb54375832974f2b22c4c119e30f9cf3225e.exe"1⤵
- Loads dropped DLL
PID:3696 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 9922⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3004 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 10562⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4264 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 10682⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:748 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 12042⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4312 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 14962⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3988 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 17122⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:3576 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 15362⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:4328 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 16802⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:4364 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 17682⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:4324 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 14802⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:4552 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 18362⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:4636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 18282⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:4640 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3696 -s 18442⤵
- Suspicious use of NtCreateProcessExOtherParentProcess
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:2184
Network
MITRE ATT&CK Enterprise 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/3696-115-0x0000000000700000-0x0000000000701000-memory.dmpFilesize
4KB
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memory/3696-116-0x0000000002A00000-0x0000000002B1B000-memory.dmpFilesize
1.1MB
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memory/3696-117-0x0000000000400000-0x000000000057E000-memory.dmpFilesize
1.5MB