C:\Users\SerGreen\Source\Repos\Appacker\UnpackerWindowless\obj\Release\UnpackerWindowless.pdb
Behavioral task
behavioral1
Sample
vir.exe
Resource
win10v2004-20240426-en
General
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Target
vir.exe
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Size
299.1MB
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MD5
8446764640bdf4bb428f370e11779aaa
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SHA1
f30da6067c4bec7b9bab35358fb9f8dac049c473
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SHA256
10e2c6a8bd727fdd13c292d295f77eadaeda281a95ca21471e565eee8016baab
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SHA512
e05efadfc1eb98d60a59dc8da6cc5e06700d10e38d1c6cf2411f3112ac4ff7e5e2fcd11c326f751e93878d0108204dc6a550289aa1523e810c5857089d27dcc6
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SSDEEP
6291456:QKJdHVeV6odBeWFv1k4R4b0ewZkhT4ofHwJjvZDQPf2tLSkHI:QKvAQWeSWgfecGT4RjvqP85o
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: 200KB - Virtual size: 199KB
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