Analysis
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max time kernel
98s -
max time network
95s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
19-11-2020 12:16
Static task
static1
Behavioral task
behavioral1
Sample
0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
Resource
win7v20201028
General
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Target
0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
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Size
355KB
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MD5
b403152a9d1a6e02be9952ff3ea10214
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SHA1
74fc4148f9f2979a0ec88ffa613c2147c4d5e7e5
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SHA256
0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51
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SHA512
0ac24ef826ae66bbba8bd5de70cb491d765ae33659452da97605701b3a39a33933f9d2795af1e8a8615cc99ae755fccc61fc44737122067eb05d7b1c435a4ec8
Malware Config
Extracted
azorult
http://195.245.112.115/index.php
Extracted
oski
taenaiaa.ac.ug
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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Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
Processes:
ozchgftrq.exeozchgftrq.exepid process 676 ozchgftrq.exe 1728 ozchgftrq.exe -
Loads dropped DLL 7 IoCs
Processes:
0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exeozchgftrq.exeozchgftrq.exepid process 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 676 ozchgftrq.exe 1728 ozchgftrq.exe 1728 ozchgftrq.exe 1728 ozchgftrq.exe 1728 ozchgftrq.exe 1728 ozchgftrq.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 2 IoCs
Processes:
0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exeozchgftrq.exedescription pid process target process PID 1700 set thread context of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 676 set thread context of 1728 676 ozchgftrq.exe ozchgftrq.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:
ozchgftrq.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString ozchgftrq.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 940 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exetaskkill.exedescription pid process Token: SeDebugPrivilege 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe Token: SeDebugPrivilege 940 taskkill.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exeozchgftrq.exeozchgftrq.execmd.exedescription pid process target process PID 1700 wrote to memory of 676 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe ozchgftrq.exe PID 1700 wrote to memory of 676 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe ozchgftrq.exe PID 1700 wrote to memory of 676 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe ozchgftrq.exe PID 1700 wrote to memory of 676 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe ozchgftrq.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 1700 wrote to memory of 392 1700 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe 0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 676 wrote to memory of 1728 676 ozchgftrq.exe ozchgftrq.exe PID 1728 wrote to memory of 888 1728 ozchgftrq.exe cmd.exe PID 1728 wrote to memory of 888 1728 ozchgftrq.exe cmd.exe PID 1728 wrote to memory of 888 1728 ozchgftrq.exe cmd.exe PID 1728 wrote to memory of 888 1728 ozchgftrq.exe cmd.exe PID 888 wrote to memory of 940 888 cmd.exe taskkill.exe PID 888 wrote to memory of 940 888 cmd.exe taskkill.exe PID 888 wrote to memory of 940 888 cmd.exe taskkill.exe PID 888 wrote to memory of 940 888 cmd.exe taskkill.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe"C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe"C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe"{path}"3⤵
- Executes dropped EXE
- 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 1728 & erase C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe & RD /S /Q C:\\ProgramData\\324389272776668\\* & exit4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /pid 17285⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe"{path}"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exeMD5
d7a52acd99d213cdeb1f91ed193868d0
SHA12bdc67502dc92d021ce64e92c7efcbdc6a00ad76
SHA256b33d85386890e691d20cd76ee9f39b083f54143b597701e3a1687bcf832fb0ca
SHA512f3f940f44b9f64eec721391e635f5a5fe9f5d1362b16ba7e46831ca39d2d3223d26211da1a72c82daf41e9e20d9f7b7356bbd6bb67c31e26558c34ee39415cb0
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C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exeMD5
d7a52acd99d213cdeb1f91ed193868d0
SHA12bdc67502dc92d021ce64e92c7efcbdc6a00ad76
SHA256b33d85386890e691d20cd76ee9f39b083f54143b597701e3a1687bcf832fb0ca
SHA512f3f940f44b9f64eec721391e635f5a5fe9f5d1362b16ba7e46831ca39d2d3223d26211da1a72c82daf41e9e20d9f7b7356bbd6bb67c31e26558c34ee39415cb0
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C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exeMD5
d7a52acd99d213cdeb1f91ed193868d0
SHA12bdc67502dc92d021ce64e92c7efcbdc6a00ad76
SHA256b33d85386890e691d20cd76ee9f39b083f54143b597701e3a1687bcf832fb0ca
SHA512f3f940f44b9f64eec721391e635f5a5fe9f5d1362b16ba7e46831ca39d2d3223d26211da1a72c82daf41e9e20d9f7b7356bbd6bb67c31e26558c34ee39415cb0
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\ProgramData\mozglue.dllMD5
8f73c08a9660691143661bf7332c3c27
SHA137fa65dd737c50fda710fdbde89e51374d0c204a
SHA2563fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd
SHA5120042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89
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\ProgramData\msvcp140.dllMD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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\ProgramData\nss3.dllMD5
bfac4e3c5908856ba17d41edcd455a51
SHA18eec7e888767aa9e4cca8ff246eb2aacb9170428
SHA256e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78
SHA5122565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66
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\ProgramData\sqlite3.dllMD5
e477a96c8f2b18d6b5c27bde49c990bf
SHA1e980c9bf41330d1e5bd04556db4646a0210f7409
SHA25616574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660
SHA512335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c
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\ProgramData\vcruntime140.dllMD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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\Users\Admin\AppData\Local\Temp\ozchgftrq.exeMD5
d7a52acd99d213cdeb1f91ed193868d0
SHA12bdc67502dc92d021ce64e92c7efcbdc6a00ad76
SHA256b33d85386890e691d20cd76ee9f39b083f54143b597701e3a1687bcf832fb0ca
SHA512f3f940f44b9f64eec721391e635f5a5fe9f5d1362b16ba7e46831ca39d2d3223d26211da1a72c82daf41e9e20d9f7b7356bbd6bb67c31e26558c34ee39415cb0
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\Users\Admin\AppData\Local\Temp\ozchgftrq.exeMD5
d7a52acd99d213cdeb1f91ed193868d0
SHA12bdc67502dc92d021ce64e92c7efcbdc6a00ad76
SHA256b33d85386890e691d20cd76ee9f39b083f54143b597701e3a1687bcf832fb0ca
SHA512f3f940f44b9f64eec721391e635f5a5fe9f5d1362b16ba7e46831ca39d2d3223d26211da1a72c82daf41e9e20d9f7b7356bbd6bb67c31e26558c34ee39415cb0
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memory/392-12-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/392-11-0x000000000041A684-mapping.dmp
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memory/392-8-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/676-13-0x0000000000EC0000-0x0000000000EC1000-memory.dmpFilesize
4KB
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memory/676-10-0x0000000073F20000-0x000000007460E000-memory.dmpFilesize
6.9MB
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memory/676-6-0x0000000000000000-mapping.dmp
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memory/676-17-0x0000000004F50000-0x0000000004FA9000-memory.dmpFilesize
356KB
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memory/888-28-0x0000000000000000-mapping.dmp
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memory/940-29-0x0000000000000000-mapping.dmp
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memory/960-16-0x000007FEF74B0000-0x000007FEF772A000-memory.dmpFilesize
2.5MB
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memory/1700-0-0x0000000073F20000-0x000000007460E000-memory.dmpFilesize
6.9MB
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memory/1700-1-0x0000000000BA0000-0x0000000000BA1000-memory.dmpFilesize
4KB
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memory/1700-4-0x0000000004F90000-0x0000000004FD7000-memory.dmpFilesize
284KB
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memory/1700-3-0x0000000002000000-0x0000000002014000-memory.dmpFilesize
80KB
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memory/1728-22-0x0000000000400000-0x0000000000434000-memory.dmpFilesize
208KB
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memory/1728-20-0x0000000000417A8B-mapping.dmp
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memory/1728-19-0x0000000000400000-0x0000000000434000-memory.dmpFilesize
208KB