Behavioral task
behavioral1
Sample
88f244f1882d4be11fb49e7a367cd93d57f2bed658f573b4d51a277822d17840.exe
Resource
win7-20231215-en
General
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Target
5fdd6c98800622f50704162045b762f7.bin
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Size
1.2MB
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MD5
54d48fe22be9ed2cf16c6ca1285386b3
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SHA1
a5ee00bc50391fe36e55a7b7d0e084b12ca207ad
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SHA256
73b18e4bee67ba97af62109b28ac80c6a5bdc28639adff254d30af28043cffc4
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SHA512
458ebaa72cf9cb26e3ca508e13c395c27495b97f58b4fb5ec0624feaf1c351f9ce0e7b9ccd55b689100c4c63ce3f0c5ff94e407daf54ce7415f148bebe72d41a
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SSDEEP
24576:FsfGgaTVRBBI/jzmakCb0HR3fLNn/z1RHOW5cxr5AHE:FQGHT1BULwHRPLNn/z1gAHE
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.119.128:4782
a5ba3f8c-934a-4695-ae86-264dc2480152
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encryption_key
755AEBE916235914656E5B7950B529FD70F2F039
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install_name
English CPT.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
School Board Connection
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule static1/unpack001/88f244f1882d4be11fb49e7a367cd93d57f2bed658f573b4d51a277822d17840.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/88f244f1882d4be11fb49e7a367cd93d57f2bed658f573b4d51a277822d17840.exe
Files
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5fdd6c98800622f50704162045b762f7.bin.zip
Password: infected
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88f244f1882d4be11fb49e7a367cd93d57f2bed658f573b4d51a277822d17840.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 109KB - Virtual size: 108KB
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