Analysis
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max time kernel
85s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
04-02-2023 04:48
Static task
static1
Behavioral task
behavioral1
Sample
dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe
Resource
win10-20220812-en
General
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Target
dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe
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Size
3.0MB
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MD5
cdb75538c7adc7829a93cdf9a27c1fd7
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SHA1
2e5ff4e8f2b4b087ccc7f4cb2ad59d4c3617a0c9
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SHA256
dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20
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SHA512
f6eab79f9ba0111608ddc3b81b57224e5ccc86f2a4b3f14a11ef627a2d44f6539c061d5bcad7a68f7df0c05bbcb14d0285bfa508085233075452a3a75d1671d4
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SSDEEP
98304:k5Sh7zrcGtirr9gIKvvwPDxISVNImdJ3R9/4:WAXrjtirrGIyYTD3R9A
Malware Config
Signatures
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Detect PureCrypter injector 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1632-55-0x000000001F840000-0x000000001FB26000-memory.dmp family_purecrypter -
PureCrypter
PureCrypter is a .NET malware loader first seen in early 2021.
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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
Processes:
powershell.exedd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exepid process 1156 powershell.exe 1632 dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exepowershell.exedescription pid process Token: SeDebugPrivilege 1632 dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe Token: SeDebugPrivilege 1156 powershell.exe Token: SeDebugPrivilege 1632 dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exedescription pid process target process PID 1632 wrote to memory of 1156 1632 dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe powershell.exe PID 1632 wrote to memory of 1156 1632 dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe powershell.exe PID 1632 wrote to memory of 1156 1632 dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe powershell.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe"C:\Users\Admin\AppData\Local\Temp\dd218eb78e26587e43df5f00ff3ad87e23154c672615309a193a657323b62e20.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAANgA1AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1156
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1156-64-0x000000000275B000-0x000000000277A000-memory.dmpFilesize
124KB
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memory/1156-61-0x0000000002754000-0x0000000002757000-memory.dmpFilesize
12KB
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memory/1156-56-0x0000000000000000-mapping.dmp
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memory/1156-57-0x000007FEFC2C1000-0x000007FEFC2C3000-memory.dmpFilesize
8KB
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memory/1156-62-0x000000000275B000-0x000000000277A000-memory.dmpFilesize
124KB
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memory/1156-58-0x000007FEECBC0000-0x000007FEED5E3000-memory.dmpFilesize
10.1MB
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memory/1156-60-0x000007FEEC060000-0x000007FEECBBD000-memory.dmpFilesize
11.4MB
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memory/1156-63-0x0000000002754000-0x0000000002757000-memory.dmpFilesize
12KB
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memory/1632-71-0x000000001C480000-0x000000001C4CC000-memory.dmpFilesize
304KB
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memory/1632-55-0x000000001F840000-0x000000001FB26000-memory.dmpFilesize
2.9MB
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memory/1632-73-0x000000001AD07000-0x000000001AD26000-memory.dmpFilesize
124KB
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memory/1632-65-0x000000001C130000-0x000000001C206000-memory.dmpFilesize
856KB
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memory/1632-66-0x000000001D070000-0x000000001D108000-memory.dmpFilesize
608KB
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memory/1632-67-0x000000001D940000-0x000000001D9F4000-memory.dmpFilesize
720KB
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memory/1632-68-0x000000001D510000-0x000000001D566000-memory.dmpFilesize
344KB
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memory/1632-69-0x000000001BBE0000-0x000000001BC34000-memory.dmpFilesize
336KB
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memory/1632-70-0x000000001C210000-0x000000001C2AB000-memory.dmpFilesize
620KB
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memory/1632-54-0x000000013F990000-0x000000013FC96000-memory.dmpFilesize
3.0MB
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memory/1632-72-0x000000001C4E0000-0x000000001C534000-memory.dmpFilesize
336KB
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memory/1632-59-0x000000001AD07000-0x000000001AD26000-memory.dmpFilesize
124KB