C:\Users\SerGreen\Source\Repos\Appacker\UnpackerWindowless\obj\Release\UnpackerWindowless.pdb
Behavioral task
behavioral1
Sample
vir.exe
Resource
win10v2004-20240226-en
General
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Target
vir.exe
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Size
309.7MB
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MD5
458f2e3e9414ba191c3ad1e9ffb5b445
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SHA1
d7038bd4cef9ca524c298616eb7eabc009ff315f
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SHA256
7f81d675aca70623fb0f906e1efbca85f6a64f2d5ad283388a955170570a58a8
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SHA512
b1ba5f1ce63e1315dc606216324df59991e3e1840c977aa78de278266bf8acaafa72dfe2ae80d7d4b96576338f87d718476f56900a9cc68fbf8f145c84e982ee
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SSDEEP
6291456:O2qVJwdodBeWFv1k4R4b0ewZkhT4ofHwJjvZDQPf2tLSkH5dHVeVp:ZrdWeSWgfecGT4RjvqP85fAD
Malware Config
Extracted
quasar
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reconnect_delay
3000
Signatures
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Detect Umbral payload 1 IoCs
resource yara_rule sample family_umbral -
Njrat family
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Umbral family
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AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule sample autoit_exe -
HTTP links in PDF interactive object 1 IoCs
Detects HTTP links in interactive objects within PDF files.
resource yara_rule sample pdf_with_link_action -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource vir.exe -
NSIS installer 1 IoCs
resource yara_rule sample nsis_installer_2
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: 85KB - Virtual size: 85KB
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