Analysis
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max time kernel
150s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
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submitted
24-07-2023 15:48
General
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Target
NA_NA_534fe831abce25exeexe_JC.exe
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Size
9.2MB
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MD5
534fe831abce25517ca943dddc66a947
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SHA1
13a4f8d7705899c15c7ebff6529a2fbe7a6f0608
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SHA256
c3f6fb618191480e262b6c6c1b4cac041d26f3790dc3443239b0b1c31d66dcfb
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SHA512
10a1ea6450376f452ede5558dd375eadc691216c1cfbd55c041e7e69a607bb4cf865fb2d80a94668c602d8f35fc178794976736faa97d1cf43e659cf5d247f95
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SSDEEP
98304:ysnUm8U/6f0oAaldmdmnpgsnUm8U/6f0oAaldmdmnpmM2:V18U/6cKmd0N18U/6cKmd012
Malware Config
Signatures
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Blackmoon, KrBanker
Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.
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Detect Blackmoon payload 6 IoCs
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UAC bypass 3 TTPs 1 IoCs
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Adds policy Run key to start application 2 TTPs 1 IoCs
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Disables RegEdit via registry modification 1 IoCs
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Drops file in Drivers directory 1 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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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
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Drops autorun.inf file 1 TTPs 6 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory 64 IoCs
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Drops file in Program Files directory 64 IoCs
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Drops file in Windows directory 64 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
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System policy modification 1 TTPs 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\NA_NA_534fe831abce25exeexe_JC.exe"C:\Users\Admin\AppData\Local\Temp\NA_NA_534fe831abce25exeexe_JC.exe"1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe"C:\Windows\360\360Safe\deepscan\ZhuDongFangYu.exe"2⤵
- UAC bypass
- Adds policy Run key to start application
- Disables RegEdit via registry modification
- Drops file in Drivers directory
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops autorun.inf file
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
9.2MB
MD5534fe831abce25517ca943dddc66a947
SHA113a4f8d7705899c15c7ebff6529a2fbe7a6f0608
SHA256c3f6fb618191480e262b6c6c1b4cac041d26f3790dc3443239b0b1c31d66dcfb
SHA51210a1ea6450376f452ede5558dd375eadc691216c1cfbd55c041e7e69a607bb4cf865fb2d80a94668c602d8f35fc178794976736faa97d1cf43e659cf5d247f95
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Filesize
9.2MB
MD5534fe831abce25517ca943dddc66a947
SHA113a4f8d7705899c15c7ebff6529a2fbe7a6f0608
SHA256c3f6fb618191480e262b6c6c1b4cac041d26f3790dc3443239b0b1c31d66dcfb
SHA51210a1ea6450376f452ede5558dd375eadc691216c1cfbd55c041e7e69a607bb4cf865fb2d80a94668c602d8f35fc178794976736faa97d1cf43e659cf5d247f95
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Filesize
9.2MB
MD5534fe831abce25517ca943dddc66a947
SHA113a4f8d7705899c15c7ebff6529a2fbe7a6f0608
SHA256c3f6fb618191480e262b6c6c1b4cac041d26f3790dc3443239b0b1c31d66dcfb
SHA51210a1ea6450376f452ede5558dd375eadc691216c1cfbd55c041e7e69a607bb4cf865fb2d80a94668c602d8f35fc178794976736faa97d1cf43e659cf5d247f95
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Filesize
9.2MB
MD5534fe831abce25517ca943dddc66a947
SHA113a4f8d7705899c15c7ebff6529a2fbe7a6f0608
SHA256c3f6fb618191480e262b6c6c1b4cac041d26f3790dc3443239b0b1c31d66dcfb
SHA51210a1ea6450376f452ede5558dd375eadc691216c1cfbd55c041e7e69a607bb4cf865fb2d80a94668c602d8f35fc178794976736faa97d1cf43e659cf5d247f95
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Filesize
308KB
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Filesize
308KB