Behavioral task
behavioral1
Sample
Client-builtggg.exe
Resource
win7-20240419-en
General
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Target
Client-builtggg.exe
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Size
3.1MB
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MD5
bf3cbca2b8f428b03efa3ce0474794b0
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SHA1
5acf39cb8646f796b0d026c6da088c47e8ac757b
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SHA256
f27f3f1664ea964cd8029796d7844d934f2fc9dfa5f9698a185a1f7e8534e8ed
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SHA512
8f79bbc5c575e44fa6ddca84b3757070b2afb5c3c90bc3e609f64ebcd98f873ccf64fcc10531716aa2025f7f08461767f6799846a87aa0ada1acad0e73e10f70
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SSDEEP
49152:ivVt62XlaSFNWPjljiFa2RoUYIOYRJ63bR3LoGd3BVTHHB72eh2NT:ivn62XlaSFNWPjljiFXRoUYIOYRJ6J
Malware Config
Extracted
quasar
1.4.1
Office04
104.28.252.105:4782
6f540502-fba1-46ee-80d1-1d2038fdb0f3
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encryption_key
9C84E3FB72B2345FFC4231556C553543FE402F30
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install_name
Terminal.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Terminal
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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-builtggg.exe
Files
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Client-builtggg.exe.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: 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