Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
26-09-2021 13:37
Static task
static1
General
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Target
fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe
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Size
1.5MB
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MD5
7998a814f013a1801c9899b3207310b5
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SHA1
5090ce347617b54d4ca24b0d6bdf3906c7f43e28
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SHA256
fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a
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SHA512
1b565d4b5b4a65fdb6d394690d73567898150e3ac14fce38ca2cf125dd83563be42c10133ba1f024bf0de1f73b7a263a6ca7b906d7a51f2e9de789936f58d637
Malware Config
Signatures
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Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
Processes:
WerFault.exedescription pid process target process PID 3736 created 2384 3736 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe -
Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2384-117-0x0000000000400000-0x000000000057E000-memory.dmp family_vidar behavioral1/memory/2384-116-0x0000000002890000-0x00000000029AB000-memory.dmp family_vidar -
Downloads MZ/PE file
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Loads dropped DLL 2 IoCs
Processes:
fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exepid process 2384 fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 2384 fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.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 2748 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 3804 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 4052 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 3096 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 3332 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 816 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 1292 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 1136 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 2212 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 904 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 344 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 4008 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe 3736 2384 WerFault.exe fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid process 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 2748 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 3804 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 4052 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3096 WerFault.exe 3332 WerFault.exe 3332 WerFault.exe 3332 WerFault.exe 3332 WerFault.exe 3332 WerFault.exe 3332 WerFault.exe 3332 WerFault.exe 3332 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 2748 WerFault.exe Token: SeBackupPrivilege 2748 WerFault.exe Token: SeDebugPrivilege 2748 WerFault.exe Token: SeDebugPrivilege 3804 WerFault.exe Token: SeDebugPrivilege 4052 WerFault.exe Token: SeDebugPrivilege 3096 WerFault.exe Token: SeDebugPrivilege 3332 WerFault.exe Token: SeDebugPrivilege 816 WerFault.exe Token: SeDebugPrivilege 1292 WerFault.exe Token: SeDebugPrivilege 1136 WerFault.exe Token: SeDebugPrivilege 2212 WerFault.exe Token: SeDebugPrivilege 904 WerFault.exe Token: SeDebugPrivilege 344 WerFault.exe Token: SeDebugPrivilege 4008 WerFault.exe Token: SeDebugPrivilege 3736 WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe"C:\Users\Admin\AppData\Local\Temp\fe0ef8d3c43389512c46db9c0f3fb15a6c62c4a80f8557cdaa5471b9814d432a.exe"1⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 9162⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 10522⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 10642⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 14882⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 17242⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 14442⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 17242⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 17482⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 14402⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 14922⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 17562⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 11522⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 14442⤵
- 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/2384-115-0x0000000000580000-0x00000000006CA000-memory.dmpFilesize
1.3MB
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memory/2384-117-0x0000000000400000-0x000000000057E000-memory.dmpFilesize
1.5MB
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memory/2384-116-0x0000000002890000-0x00000000029AB000-memory.dmpFilesize
1.1MB