C:\Users\SerGreen\Source\Repos\Appacker\UnpackerWindowless\obj\Release\UnpackerWindowless.pdb
Behavioral task
behavioral1
Sample
vir.exe
Resource
win11-20240426-en
General
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Target
vir.exe
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Size
36.9MB
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MD5
2d4e021175d1b6bbee51be15e9bec384
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SHA1
24256916b2c654a4c9055f0e1e6fe423654310f0
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SHA256
cb9036f98e1865c5b9d4a82f76fc60176bf6353ee3e1a41d72c198bf992cd19d
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SHA512
cbbf62fa974781192db459c546b5cd575d59ec528e04a63a8f7d8eb3fabec810ddef5c41d854aac4633fea0a36129b1a263540b38d0f77594799aa5af90d448d
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SSDEEP
786432:J4RerlLa3nbEwrkACTe6YQbjGEhM6XHXkvj:aulW3bEoALHUr
Malware Config
Extracted
quasar
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reconnect_delay
3000
Signatures
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Detect Umbral payload 1 IoCs
Processes:
resource yara_rule sample family_umbral -
Njrat family
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Umbral family
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AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule sample autoit_exe -
HTTP links in PDF interactive object 1 IoCs
Detects HTTP links in interactive objects within PDF files.
Processes:
resource yara_rule sample pdf_with_link_action -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource vir.exe
Files
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vir.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
mscoree
_CorExeMain
Sections
.text Size: 264KB - Virtual size: 264KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 266KB - Virtual size: 265KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ