Analysis
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max time kernel
145s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
11-03-2023 11:30
General
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Target
8f04f8e4f87a7e19053f745b6fbcb795.exe
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Size
2.4MB
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MD5
8f04f8e4f87a7e19053f745b6fbcb795
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SHA1
5207f1704c26b19ab175882ab03a13aa42f88f48
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SHA256
3944a1d4b4fdf0b1a5aecaa579a3c9acac4536544b440acc8362d456f46d3cb4
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SHA512
89d372996ecf01293d69267b4c151e59a4dca3968c9f28d5795d620a45232b2ccd3aa29aa87eb540c44d06541d90dbfd5c020c77a0d850e5a4f0eee063a9fe5a
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SSDEEP
49152:Lp7dJRVGJ0vXg055FGLXBFC/tU6aqws96MayXjq7262LMJfS4h1Y:Lp7dJR0+vXg055FSXBFC1gq9kM3zm0MG
Malware Config
Signatures
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Detect PureCrypter injector 33 IoCs
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PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8f04f8e4f87a7e19053f745b6fbcb795.exe"C:\Users\Admin\AppData\Local\Temp\8f04f8e4f87a7e19053f745b6fbcb795.exe"1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
6.5MB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
104KB
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Filesize
216KB
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Filesize
120KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
408KB
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Filesize
408KB
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Filesize
6.2MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
136KB
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Filesize
64KB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
64KB
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Filesize
2.4MB
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Filesize
2.4MB
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Filesize
2.4MB