Analysis
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max time kernel
40s -
max time network
43s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29-01-2023 21:29
Static task
static1
Behavioral task
behavioral1
Sample
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe
Resource
win10v2004-20220812-en
General
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Target
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe
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Size
292KB
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MD5
4e820624a50df38378d06063608a50a9
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SHA1
33d46f4b8430e08f3e74f2cb0c14dd876c92e5c1
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SHA256
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e
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SHA512
f71cfd3c19bf591effa56c38243f19dd2649dc2305328dfe2b2a971e2a4165a174b5a78cf8cfebf98393e7d18b1066356b7158bc8f10b55d267db8e5e7d33bbd
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SSDEEP
6144:iloykaNXjYQUDA79GTulOSdAeGr1eIu97mL6K9GIM62:i1kaNTaDA5OkWeP9C+K9GIM62
Malware Config
Extracted
oski
timecforgoodnes.ml
Signatures
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Oski
Oski is an infostealer targeting browser data, crypto wallets.
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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
Processes:
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Windows Services = "C:\\Users\\Admin\\AppData\\Roaming\\Windows Update Folder\\Windows Update.exe" 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exedescription pid process target process PID 1460 set thread context of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 976 1112 WerFault.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exepid process 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exedescription pid process Token: SeDebugPrivilege 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exedescription pid process target process PID 1460 wrote to memory of 1108 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1108 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1108 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1108 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1460 wrote to memory of 1112 1460 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe PID 1112 wrote to memory of 976 1112 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe WerFault.exe PID 1112 wrote to memory of 976 1112 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe WerFault.exe PID 1112 wrote to memory of 976 1112 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe WerFault.exe PID 1112 wrote to memory of 976 1112 16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe"C:\Users\Admin\AppData\Local\Temp\16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe"C:\Users\Admin\AppData\Local\Temp\16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe"C:\Users\Admin\AppData\Local\Temp\16915202866eb8e9d42298ec1e2a20c8694267b67e10dba3f6169d5c712ffe9e.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 8363⤵
- Program crash
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/976-72-0x0000000000000000-mapping.dmp
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memory/1112-64-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-67-0x000000000040717B-mapping.dmp
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memory/1112-57-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-58-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-60-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-73-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-62-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-71-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-66-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-69-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1112-70-0x00000000768A1000-0x00000000768A3000-memory.dmpFilesize
8KB
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memory/1460-56-0x00000000004F0000-0x00000000004FA000-memory.dmpFilesize
40KB
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memory/1460-55-0x00000000004C0000-0x00000000004C6000-memory.dmpFilesize
24KB
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memory/1460-54-0x00000000001B0000-0x0000000000204000-memory.dmpFilesize
336KB