General
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Target
Client-built.exe
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Size
3.1MB
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MD5
9df0b4720bd37b4760df97c3bc09422d
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SHA1
4e990ab8522c79eb4c599663f5d6ebd407759e93
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SHA256
9bc86d7600883fea7d2bd5d30eaef3f7ff8336ac4736ca16efa3f542a81e7e77
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SHA512
7880c9aff836b3d6cf86a42c7c1b51a557ff51679ee9bb014c1c4b09356a204481d89e8a0c0d9753abadfbfdf37158d3386f7cb81c845d3ca18471ea610e8e4c
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SSDEEP
49152:HvTlL26AaNeWgPhlmVqvMQ7XSKDI5jhJzoGdowTHHB72eh2NT:HvJL26AaNeWgPhlmVqkQ7XSKDIt
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.0.107:4782
192.168.13.1:4782
77bd16cc-97f3-481a-986e-8bd149a8d5f3
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encryption_key
AC8EF94E118CC869E2CB79A1654959B8D156342E
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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
Quasar Client Startup
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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 Client-built.exe
Files
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Client-built.exe.exe windows x86
Password: niggashiggaglobalwarmmmingg
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: 3.1MB - Virtual size: 3.1MB
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