Analysis
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max time kernel
133s -
max time network
137s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
08-03-2022 13:11
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20220223-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-en-20220113
General
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Target
tmp.exe
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Size
868KB
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MD5
f9af0046085177c4ae153bd1eacde3e8
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SHA1
4f6fe60cd9bb7644cb30003799aa97e8e3947b0c
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SHA256
857fc01da428dccc15e996c5e737eda4148df3676c987a4416c5bb0768ce982d
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SHA512
f2f828a8a99d54d6757a51060e1665b2146afccf5b5fa529db691ce761b49c8a170b19a692ed7b32c550eee5b5697fdb67f85c5db260047506f7368c81a1fcee
Malware Config
Extracted
oski
pretorian.ug
Extracted
azorult
http://195.245.112.115/index.php
Extracted
raccoon
125d9f8ed76e486f6563be097a710bd4cba7f7f2
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url4cnc
http://5.252.178.180/brikitiki
https://t.me/brikitiki
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Oski
Oski is an infostealer targeting browser data, crypto wallets.
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt) M2
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (passwords.txt) M2
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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suricata: ET MALWARE Win32.Raccoon Stealer - Telegram Mirror Checkin (generic)
suricata: ET MALWARE Win32.Raccoon Stealer - Telegram Mirror Checkin (generic)
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suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M13
suricata: ET MALWARE Win32/AZORult V3.3 Client Checkin M13
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Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
Processes:
Dbvsdfe.exedfgasdme.exeDbvsdfe.exedfgasdme.exepid process 2164 Dbvsdfe.exe 2372 dfgasdme.exe 1468 Dbvsdfe.exe 4700 dfgasdme.exe -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
tmp.exeDbvsdfe.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation tmp.exe Key value queried \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation Dbvsdfe.exe -
Loads dropped DLL 3 IoCs
Processes:
Dbvsdfe.exepid process 1468 Dbvsdfe.exe 1468 Dbvsdfe.exe 1468 Dbvsdfe.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 3 IoCs
Processes:
Dbvsdfe.exetmp.exedfgasdme.exedescription pid process target process PID 2164 set thread context of 1468 2164 Dbvsdfe.exe Dbvsdfe.exe PID 1540 set thread context of 1556 1540 tmp.exe tmp.exe PID 2372 set thread context of 4700 2372 dfgasdme.exe dfgasdme.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 1 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Dbvsdfe.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Dbvsdfe.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 2288 taskkill.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
Dbvsdfe.exetmp.exedfgasdme.exepid process 2164 Dbvsdfe.exe 1540 tmp.exe 2372 dfgasdme.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 2288 taskkill.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
tmp.exeDbvsdfe.exedfgasdme.exepid process 1540 tmp.exe 2164 Dbvsdfe.exe 2372 dfgasdme.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
tmp.exeDbvsdfe.exedfgasdme.exeDbvsdfe.execmd.exedescription pid process target process PID 1540 wrote to memory of 2164 1540 tmp.exe Dbvsdfe.exe PID 1540 wrote to memory of 2164 1540 tmp.exe Dbvsdfe.exe PID 1540 wrote to memory of 2164 1540 tmp.exe Dbvsdfe.exe PID 1540 wrote to memory of 2372 1540 tmp.exe dfgasdme.exe PID 1540 wrote to memory of 2372 1540 tmp.exe dfgasdme.exe PID 1540 wrote to memory of 2372 1540 tmp.exe dfgasdme.exe PID 2164 wrote to memory of 1468 2164 Dbvsdfe.exe Dbvsdfe.exe PID 2164 wrote to memory of 1468 2164 Dbvsdfe.exe Dbvsdfe.exe PID 2164 wrote to memory of 1468 2164 Dbvsdfe.exe Dbvsdfe.exe PID 2164 wrote to memory of 1468 2164 Dbvsdfe.exe Dbvsdfe.exe PID 1540 wrote to memory of 1556 1540 tmp.exe tmp.exe PID 1540 wrote to memory of 1556 1540 tmp.exe tmp.exe PID 1540 wrote to memory of 1556 1540 tmp.exe tmp.exe PID 1540 wrote to memory of 1556 1540 tmp.exe tmp.exe PID 2372 wrote to memory of 4700 2372 dfgasdme.exe dfgasdme.exe PID 2372 wrote to memory of 4700 2372 dfgasdme.exe dfgasdme.exe PID 2372 wrote to memory of 4700 2372 dfgasdme.exe dfgasdme.exe PID 2372 wrote to memory of 4700 2372 dfgasdme.exe dfgasdme.exe PID 1468 wrote to memory of 1348 1468 Dbvsdfe.exe cmd.exe PID 1468 wrote to memory of 1348 1468 Dbvsdfe.exe cmd.exe PID 1468 wrote to memory of 1348 1468 Dbvsdfe.exe cmd.exe PID 1348 wrote to memory of 2288 1348 cmd.exe taskkill.exe PID 1348 wrote to memory of 2288 1348 cmd.exe taskkill.exe PID 1348 wrote to memory of 2288 1348 cmd.exe taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exe"C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exe"C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exe"3⤵
- Executes dropped EXE
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /pid 1468 & erase C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exe & RD /S /Q C:\\ProgramData\\517457729417602\\* & exit4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /pid 14685⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\dfgasdme.exe"C:\Users\Admin\AppData\Local\Temp\dfgasdme.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dfgasdme.exe"C:\Users\Admin\AppData\Local\Temp\dfgasdme.exe"3⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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C:\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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C:\ProgramData\sqlite3.dllMD5
e477a96c8f2b18d6b5c27bde49c990bf
SHA1e980c9bf41330d1e5bd04556db4646a0210f7409
SHA25616574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c
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C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exeMD5
3466dbd3779c31dc2fccfe73e6d6a44e
SHA19e3b082853d4b3b1dd1a0e4877ee4763a02c3171
SHA25658dedea111e322e46e115f2344c5685224004c0ebac9ab1cfba88c3105e4e5d4
SHA5124f75e9095685f6bf3a570cd437cf9251b586ab95c7b3135750efa611d347bd4b816ba1525e08fd7776dadb03d62dbc01b9f6c8d0ba5b59d0ad2b5bf2052b67b3
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C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exeMD5
3466dbd3779c31dc2fccfe73e6d6a44e
SHA19e3b082853d4b3b1dd1a0e4877ee4763a02c3171
SHA25658dedea111e322e46e115f2344c5685224004c0ebac9ab1cfba88c3105e4e5d4
SHA5124f75e9095685f6bf3a570cd437cf9251b586ab95c7b3135750efa611d347bd4b816ba1525e08fd7776dadb03d62dbc01b9f6c8d0ba5b59d0ad2b5bf2052b67b3
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C:\Users\Admin\AppData\Local\Temp\Dbvsdfe.exeMD5
3466dbd3779c31dc2fccfe73e6d6a44e
SHA19e3b082853d4b3b1dd1a0e4877ee4763a02c3171
SHA25658dedea111e322e46e115f2344c5685224004c0ebac9ab1cfba88c3105e4e5d4
SHA5124f75e9095685f6bf3a570cd437cf9251b586ab95c7b3135750efa611d347bd4b816ba1525e08fd7776dadb03d62dbc01b9f6c8d0ba5b59d0ad2b5bf2052b67b3
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C:\Users\Admin\AppData\Local\Temp\dfgasdme.exeMD5
bead6aca8d274c82140361874ca95b59
SHA133d6cade432ebc63043170e1a8b049f51b093e59
SHA2565820149ad3c898bdc7b9cf0ff98648f32192c9c5da5914aa1ae1cbe8a915c388
SHA512293c616ca82744b34bd2ee389314de7b0fd05cc2e7d02aac08da7c11c1c201f9c026bcc66ee51d5bd0f9ee6d20660a50a9db19ca217479366ceb68d7d159eda8
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C:\Users\Admin\AppData\Local\Temp\dfgasdme.exeMD5
bead6aca8d274c82140361874ca95b59
SHA133d6cade432ebc63043170e1a8b049f51b093e59
SHA2565820149ad3c898bdc7b9cf0ff98648f32192c9c5da5914aa1ae1cbe8a915c388
SHA512293c616ca82744b34bd2ee389314de7b0fd05cc2e7d02aac08da7c11c1c201f9c026bcc66ee51d5bd0f9ee6d20660a50a9db19ca217479366ceb68d7d159eda8
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C:\Users\Admin\AppData\Local\Temp\dfgasdme.exeMD5
bead6aca8d274c82140361874ca95b59
SHA133d6cade432ebc63043170e1a8b049f51b093e59
SHA2565820149ad3c898bdc7b9cf0ff98648f32192c9c5da5914aa1ae1cbe8a915c388
SHA512293c616ca82744b34bd2ee389314de7b0fd05cc2e7d02aac08da7c11c1c201f9c026bcc66ee51d5bd0f9ee6d20660a50a9db19ca217479366ceb68d7d159eda8
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memory/1468-148-0x0000000000400000-0x0000000000434000-memory.dmpFilesize
208KB
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memory/1468-150-0x0000000000580000-0x0000000000581000-memory.dmpFilesize
4KB
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memory/1468-149-0x0000000077A00000-0x0000000077BA3000-memory.dmpFilesize
1.6MB
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memory/1540-141-0x00000000029B0000-0x00000000029B1000-memory.dmpFilesize
4KB
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memory/1540-140-0x0000000077A00000-0x0000000077BA3000-memory.dmpFilesize
1.6MB
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memory/1556-155-0x0000000000400000-0x0000000000493000-memory.dmpFilesize
588KB
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memory/1556-156-0x0000000077A00000-0x0000000077BA3000-memory.dmpFilesize
1.6MB
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memory/2164-142-0x0000000077A00000-0x0000000077BA3000-memory.dmpFilesize
1.6MB
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memory/2164-147-0x0000000000700000-0x0000000000706000-memory.dmpFilesize
24KB
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memory/2164-143-0x00000000006D0000-0x00000000006D1000-memory.dmpFilesize
4KB
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memory/2372-145-0x00000000007C0000-0x00000000007C1000-memory.dmpFilesize
4KB
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memory/2372-144-0x0000000077A00000-0x0000000077BA3000-memory.dmpFilesize
1.6MB
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memory/4700-154-0x0000000077A00000-0x0000000077BA3000-memory.dmpFilesize
1.6MB
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memory/4700-153-0x0000000000550000-0x0000000000551000-memory.dmpFilesize
4KB
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memory/4700-152-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB