Analysis
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max time kernel
36s -
max time network
110s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
25-03-2021 18:31
Static task
static1
Behavioral task
behavioral1
Sample
EF9CD60A0EAFF97739F93B74525150DA.exe
Resource
win7v20201028
General
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Target
EF9CD60A0EAFF97739F93B74525150DA.exe
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Size
112KB
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MD5
ef9cd60a0eaff97739f93b74525150da
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SHA1
8669815a5c44a34628b525a805b3523d067fe200
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SHA256
2d25d136b12c900209489988b87ec94520c0734f4f31d4497fa47dfefc551bb4
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SHA512
1aa3d37ddf8dff3688497b2b04bc94055f0292830066e774dfda11c9f32b904096fbd8e55c0c30ea33008d6a52d1c18a3bdba537581e7d9d7783e8179da5b9e8
Malware Config
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Executes dropped EXE 1 IoCs
Processes:
Price.exepid process 2740 Price.exe -
Loads dropped DLL 4 IoCs
Processes:
EF9CD60A0EAFF97739F93B74525150DA.exepid process 1052 EF9CD60A0EAFF97739F93B74525150DA.exe 1052 EF9CD60A0EAFF97739F93B74525150DA.exe 1052 EF9CD60A0EAFF97739F93B74525150DA.exe 1052 EF9CD60A0EAFF97739F93B74525150DA.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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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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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 16 api.ipify.org 17 api.ipify.org 21 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1672 2740 WerFault.exe Price.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EF9CD60A0EAFF97739F93B74525150DA.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 EF9CD60A0EAFF97739F93B74525150DA.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EF9CD60A0EAFF97739F93B74525150DA.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 3628 timeout.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
EF9CD60A0EAFF97739F93B74525150DA.exePrice.exeWerFault.exepid process 1052 EF9CD60A0EAFF97739F93B74525150DA.exe 1052 EF9CD60A0EAFF97739F93B74525150DA.exe 2740 Price.exe 2740 Price.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe 1672 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Price.exeWerFault.exedescription pid process Token: SeDebugPrivilege 2740 Price.exe Token: SeDebugPrivilege 1672 WerFault.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
EF9CD60A0EAFF97739F93B74525150DA.execmd.exedescription pid process target process PID 1052 wrote to memory of 2740 1052 EF9CD60A0EAFF97739F93B74525150DA.exe Price.exe PID 1052 wrote to memory of 2740 1052 EF9CD60A0EAFF97739F93B74525150DA.exe Price.exe PID 1052 wrote to memory of 1528 1052 EF9CD60A0EAFF97739F93B74525150DA.exe cmd.exe PID 1052 wrote to memory of 1528 1052 EF9CD60A0EAFF97739F93B74525150DA.exe cmd.exe PID 1052 wrote to memory of 1528 1052 EF9CD60A0EAFF97739F93B74525150DA.exe cmd.exe PID 1528 wrote to memory of 3628 1528 cmd.exe timeout.exe PID 1528 wrote to memory of 3628 1528 cmd.exe timeout.exe PID 1528 wrote to memory of 3628 1528 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\EF9CD60A0EAFF97739F93B74525150DA.exe"C:\Users\Admin\AppData\Local\Temp\EF9CD60A0EAFF97739F93B74525150DA.exe"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1052 -
C:\Users\Admin\AppData\Local\Temp\Price.exe"C:\Users\Admin\AppData\Local\Temp\Price.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2740 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 2740 -s 27803⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1672
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "EF9CD60A0EAFF97739F93B74525150DA.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\SysWOW64\timeout.exeC:\Windows\system32\timeout.exe 33⤵
- Delays execution with timeout.exe
PID:3628
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
a3f0757188bc349e171b4c063dd1ad49
SHA1999579d9a79bfbba128c33970879b71a35f0ff78
SHA256de0c813c379846202be0847b1acc52df12913c6278be16a21d502f66bc2c00ff
SHA51285d6b072ed974196a293303b8940926071bf8ea237600819a8e223d5ba38c432c5188e9ebe206f391f46a91470bb4143bd5a66bc37c201dfc7f498efd1aa086a
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MD5
a3f0757188bc349e171b4c063dd1ad49
SHA1999579d9a79bfbba128c33970879b71a35f0ff78
SHA256de0c813c379846202be0847b1acc52df12913c6278be16a21d502f66bc2c00ff
SHA51285d6b072ed974196a293303b8940926071bf8ea237600819a8e223d5ba38c432c5188e9ebe206f391f46a91470bb4143bd5a66bc37c201dfc7f498efd1aa086a
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MD5
9e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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MD5
109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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MD5
556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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MD5
7587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f