Behavioral task
behavioral1
Sample
77244092e7dd606f04a3f38af9050f91e6cd78989526e56440a8fa3f5ece758f.exe
Resource
win7-20240903-en
General
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Target
77244092e7dd606f04a3f38af9050f91e6cd78989526e56440a8fa3f5ece758f.exe
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Size
3.1MB
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MD5
8f5bd87ff24f2310b9c803b764fdae24
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SHA1
ac5b97def6b237c077c7cbb26a44b813cd40dfbd
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SHA256
77244092e7dd606f04a3f38af9050f91e6cd78989526e56440a8fa3f5ece758f
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SHA512
9a216ee4eaef4200ef6264ad5d79a555c2487b8577ff4dce69dd1c37ed00b8ca87f239068c1f36f546faa7b962e9415fc80f8bbe03d1187f87f4fbb1cf9ca22c
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SSDEEP
49152:Cvkt62XlaSFNWPjljiFa2RoUYIr4mWmzuLoGdNVaTHHB72eh2NT:Cv462XlaSFNWPjljiFXRoUYIr4msd
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.43.241:4782
0d40e7a7-49fe-45a6-9c6d-b8affa11f503
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encryption_key
6095BF6D5D58D02597F98370DFD1CCEB782F1EDD
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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 77244092e7dd606f04a3f38af9050f91e6cd78989526e56440a8fa3f5ece758f.exe
Files
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77244092e7dd606f04a3f38af9050f91e6cd78989526e56440a8fa3f5ece758f.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