Analysis
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max time kernel
136s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
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submitted
25-07-2023 01:13
General
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Target
c3c053e4997390d69fbbc2b81b1452b717bfbe23d27df456b79ac63b04d9527e.exe
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Size
2.2MB
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MD5
35c840955f4be789ddc0e252974171ef
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SHA1
c96bb00118c2a129bae0da4696e8f31b028e4a43
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SHA256
c3c053e4997390d69fbbc2b81b1452b717bfbe23d27df456b79ac63b04d9527e
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SHA512
5bf7df799ca903f7a97725c0644533f74d33df42aa8e629fc0a165eb66d27dc1a787cc72fbab3b9f5dfaea6db2a1137d799093a4de8adabe600f34fbc3183da2
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SSDEEP
49152:9bYwI4iheW4SkZP4sz9Mb5eW4SkZP4sz9MbQ:yei1fkZcNfkZcQ
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 4 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 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 3 IoCs
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System policy modification 1 TTPs 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\c3c053e4997390d69fbbc2b81b1452b717bfbe23d27df456b79ac63b04d9527e.exe"C:\Users\Admin\AppData\Local\Temp\c3c053e4997390d69fbbc2b81b1452b717bfbe23d27df456b79ac63b04d9527e.exe"1⤵
- Checks computer location settings
- 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
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Downloads
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Filesize
2.2MB
MD535c840955f4be789ddc0e252974171ef
SHA1c96bb00118c2a129bae0da4696e8f31b028e4a43
SHA256c3c053e4997390d69fbbc2b81b1452b717bfbe23d27df456b79ac63b04d9527e
SHA5125bf7df799ca903f7a97725c0644533f74d33df42aa8e629fc0a165eb66d27dc1a787cc72fbab3b9f5dfaea6db2a1137d799093a4de8adabe600f34fbc3183da2
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Filesize
2.2MB
MD535c840955f4be789ddc0e252974171ef
SHA1c96bb00118c2a129bae0da4696e8f31b028e4a43
SHA256c3c053e4997390d69fbbc2b81b1452b717bfbe23d27df456b79ac63b04d9527e
SHA5125bf7df799ca903f7a97725c0644533f74d33df42aa8e629fc0a165eb66d27dc1a787cc72fbab3b9f5dfaea6db2a1137d799093a4de8adabe600f34fbc3183da2
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Filesize
2.2MB
MD535c840955f4be789ddc0e252974171ef
SHA1c96bb00118c2a129bae0da4696e8f31b028e4a43
SHA256c3c053e4997390d69fbbc2b81b1452b717bfbe23d27df456b79ac63b04d9527e
SHA5125bf7df799ca903f7a97725c0644533f74d33df42aa8e629fc0a165eb66d27dc1a787cc72fbab3b9f5dfaea6db2a1137d799093a4de8adabe600f34fbc3183da2
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Filesize
308KB