Behavioral task
behavioral1
Sample
7e3c88b63ad3aa607cc07c79c05075eec2832c9a4ccb03e0005620759081f31f.exe
Resource
win7-20240903-en
General
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Target
7e3c88b63ad3aa607cc07c79c05075eec2832c9a4ccb03e0005620759081f31f
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Size
288KB
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MD5
80738ce6e30247c37ee36568c43c8a5f
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SHA1
23e857927a17559cff000d3cde52d2fdf4b99cc9
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SHA256
7e3c88b63ad3aa607cc07c79c05075eec2832c9a4ccb03e0005620759081f31f
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SHA512
ea2a6a84ac11eb7631fb04c8fb6c30aa3aa3238dae674bfee5e859296a0f3f25e0ef9d44ee7b3550c9cae44323363e16d882d5be1b305e19408e0a2d05b24c48
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SSDEEP
6144:k7zO0LSclT6FOwEP5Kq+SMv0VGb7bDcllbkvn:alJtTF9zVGkllbk/
Malware Config
Extracted
quasar
1.4.0.0
Office04
hiyashi-64129.portmap.io:64129
PjIwWrgtTiUxldOLKM
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encryption_key
NN6uwWE7m1kB5ep5QSu8
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
svhost
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 7e3c88b63ad3aa607cc07c79c05075eec2832c9a4ccb03e0005620759081f31f
Files
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7e3c88b63ad3aa607cc07c79c05075eec2832c9a4ccb03e0005620759081f31f.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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
Imports
mscoree
_CorExeMain
Sections
.text Size: 285KB - Virtual size: 285KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 2KB
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