Behavioral task
behavioral1
Sample
0a8ed5749e73c1977d84aa5aa368d5074538782e0d968706510722f3259f5676.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0a8ed5749e73c1977d84aa5aa368d5074538782e0d968706510722f3259f5676.exe
Resource
win10v2004-20241007-en
General
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Target
0a8ed5749e73c1977d84aa5aa368d5074538782e0d968706510722f3259f5676
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Size
3.2MB
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MD5
c4d3ba1e0cbc35b4a8be82bf028ca994
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SHA1
3707482470fbe5b8b6c099e48fc36ec322af468a
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SHA256
0a8ed5749e73c1977d84aa5aa368d5074538782e0d968706510722f3259f5676
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SHA512
cfd7d2067d9495232a09eb411acf0ce843679310a630b1f212b25365ec362edf9230ebf4dc36acce0cbfb1f9bf04dabcf85d3d811c40cbd67a5ad447ea6cd069
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SSDEEP
98304:xv642pda6D+/PjlLOlZyQipV2mRJ6Nae:1eOpPU9
Malware Config
Extracted
quasar
1.4.1
Main
tpinauskas-54803.portmap.host:54803
8422dcc2-b8bd-4080-a017-5b62524b6546
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encryption_key
2EFF7393DC1BD9FBDDD61A780B994B8166BAB8EC
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install_name
Win64.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Win64
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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 0a8ed5749e73c1977d84aa5aa368d5074538782e0d968706510722f3259f5676
Files
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0a8ed5749e73c1977d84aa5aa368d5074538782e0d968706510722f3259f5676.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: 112KB - Virtual size: 112KB
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