Analysis
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max time kernel
65s -
max time network
137s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
14-01-2021 07:11
General
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Target
Scan 108.xls
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Size
792KB
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MD5
1591b2551c119472366dbb437c9a12f2
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SHA1
5e0e2ae88a7c7f70b288392583e0b955ebf0c715
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SHA256
9e2e53a384fe464132f9a1c4918db48a933558c946fae7ef2aeed6b7ff59caae
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SHA512
eeab26390ec5bfb1873afc326dc123095a465957d03eb3831d1a7d1dfea08013883bcfc9c7202dc94a65a222ef19d228af21c3d42241eb622eaf7f68cb8acf2b
Malware Config
Extracted
dridex
111
52.73.70.149:443
8.4.9.152:3786
185.246.87.202:3098
50.116.111.64:5353
Signatures
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Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
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Dridex Loader 1 IoCs
Detects Dridex both x86 and x64 loader in memory.
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Blocklisted process makes network request 1 IoCs
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Loads dropped DLL 1 IoCs
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JavaScript code in executable 2 IoCs
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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 3 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 3 IoCs
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
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Suspicious use of AdjustPrivilegeToken 42 IoCs
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Suspicious use of SetWindowsHookEx 12 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Scan 108.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
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C:\Windows\system32\wbem\WmIC.exeWmIC1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\rundll32.exe"C:\Windows\System32\rundll32.exe" C:/Windows/Temp//ru7nq.dll InitHelperDll2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exe"C:\Windows\System32\rundll32.exe" C:/Windows/Temp//ru7nq.dll InitHelperDll3⤵
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\37947.xSLMD5
93d089f0026002b821027454aa9152fc
SHA10419495132c4cf131745bced9cdfc04fbebecec2
SHA2560160e206607a89e86a57fa2e7b90acceff8c64bfa8885d0aab336f06b8b9f85c
SHA5122def4a38365e28ab3e301e79677ec656508d5d185d14558983b573184d491b4871e229523bdd9296769323db9676f2921212ecc9b28c22f0e8e1ed26441b0878
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C:\Windows\Temp\ru7nq.dllMD5
ee0ebd703ca02b7e85547378c8edfc2f
SHA17b41cd9934d20c83f041da509b119e32534b53a8
SHA256b9a0aa918013f096c5e5c330a4f2fbee2e7aa3b833cca15732bff85f46be3a34
SHA5124190b36384596d04f7393d04e152b7620c3ce401716e941728c19f079553d1f8fa1df08a969eb9d1a98761a585bbd1e57e022f0b407170c668c0be5772ecc884
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\Windows\Temp\ru7nq.dllMD5
ee0ebd703ca02b7e85547378c8edfc2f
SHA17b41cd9934d20c83f041da509b119e32534b53a8
SHA256b9a0aa918013f096c5e5c330a4f2fbee2e7aa3b833cca15732bff85f46be3a34
SHA5124190b36384596d04f7393d04e152b7620c3ce401716e941728c19f079553d1f8fa1df08a969eb9d1a98761a585bbd1e57e022f0b407170c668c0be5772ecc884
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memory/500-2-0x00007FFAB5B80000-0x00007FFAB61B7000-memory.dmpFilesize
6.2MB
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memory/720-4-0x0000000000000000-mapping.dmp
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memory/3824-6-0x0000000000000000-mapping.dmp
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memory/3824-8-0x00000000741B0000-0x00000000741CF000-memory.dmpFilesize
124KB