Behavioral task
behavioral1
Sample
c39c6e705d47e5a860be8a42458cc536471d55fc5674526f7517fd972161e3cd.exe
Resource
win10v2004-20240226-en
General
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Target
c39c6e705d47e5a860be8a42458cc536471d55fc5674526f7517fd972161e3cd
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Size
502KB
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MD5
b3b85cb2f41722ce117f9413394eb11c
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SHA1
7304546899bb48a3b04580327c49d71adee6a47b
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SHA256
c39c6e705d47e5a860be8a42458cc536471d55fc5674526f7517fd972161e3cd
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SHA512
60e1a3cdc04113cb36c52ce12444af862208b073042f80ad7c095f12b57e935435064cbda714eff2297ec6d27690812f6a11c63929e7a7a90a1c0bd3767538e3
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SSDEEP
6144:1TEgdc0YNX7IxUpGREWdnkLmn9MnjM5EtqF+yw4PUcEBOb8F97UycTR3W:1TEgdfYWxUgkLZjl4YywHxpdUycdW
Malware Config
Extracted
quasar
1.4.0
gigabyte
87.121.52.241:4000
565c0b54-8fec-4eb0-a932-429f55a0cc82
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encryption_key
B000736BEBDF08FC1B6696200651882CF57E43E7
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install_name
gigabyte.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
gigabyte update
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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 c39c6e705d47e5a860be8a42458cc536471d55fc5674526f7517fd972161e3cd
Files
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c39c6e705d47e5a860be8a42458cc536471d55fc5674526f7517fd972161e3cd.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: 498KB - Virtual size: 497KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - 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