Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
26-09-2021 20:01
Static task
static1
General
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Target
45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe
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Size
1.5MB
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MD5
8c097b6781391d5d63f53788e40761ac
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SHA1
f9cab730cf75b12a1b73a019bbf2816e3733fa46
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SHA256
45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93
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SHA512
1c73932a326ce8a54407fcaa59305f4dd9e0d46b6c7b131d2ab077e1aa74ef6c46998c3a1d373060c2f18f052d615f7b5e657d38e8939647b6787aa92bc24a84
Malware Config
Signatures
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Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
Processes:
WerFault.exedescription pid process target process PID 900 created 2352 900 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe -
Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2352-116-0x0000000002660000-0x000000000277B000-memory.dmp family_vidar behavioral1/memory/2352-117-0x0000000000400000-0x000000000057E000-memory.dmp family_vidar -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
Processes:
45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exepid process 2352 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 2352 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.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 2732 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 3704 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 3092 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 4068 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 3576 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 3684 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 516 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 3628 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 896 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 1068 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 1960 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 392 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe 900 2352 WerFault.exe 45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid process 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 2732 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3704 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 3092 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 4068 WerFault.exe 3576 WerFault.exe 3576 WerFault.exe 3576 WerFault.exe 3576 WerFault.exe 3576 WerFault.exe 3576 WerFault.exe 3576 WerFault.exe 3576 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 2732 WerFault.exe Token: SeBackupPrivilege 2732 WerFault.exe Token: SeDebugPrivilege 2732 WerFault.exe Token: SeDebugPrivilege 3704 WerFault.exe Token: SeDebugPrivilege 3092 WerFault.exe Token: SeDebugPrivilege 4068 WerFault.exe Token: SeDebugPrivilege 3576 WerFault.exe Token: SeDebugPrivilege 3684 WerFault.exe Token: SeDebugPrivilege 516 WerFault.exe Token: SeDebugPrivilege 3628 WerFault.exe Token: SeDebugPrivilege 896 WerFault.exe Token: SeDebugPrivilege 1068 WerFault.exe Token: SeDebugPrivilege 1960 WerFault.exe Token: SeDebugPrivilege 392 WerFault.exe Token: SeDebugPrivilege 900 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe"C:\Users\Admin\AppData\Local\Temp\45346004197c32fc53430c3422317f3e3d293db57a3e22a5716d836bc6d9fb93.exe"1⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 7802⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 10562⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 10962⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 14922⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 17362⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 17482⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 17602⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 17802⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 15162⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 16602⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 17402⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 15642⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 16842⤵
- 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/2352-115-0x00000000006B0000-0x00000000007FA000-memory.dmpFilesize
1.3MB
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memory/2352-116-0x0000000002660000-0x000000000277B000-memory.dmpFilesize
1.1MB
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memory/2352-117-0x0000000000400000-0x000000000057E000-memory.dmpFilesize
1.5MB