Behavioral task
behavioral1
Sample
Client-built1.exe
Resource
win7-20240903-en
General
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Target
Client-built1.exe
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Size
3.1MB
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MD5
bcaf70faf8cef879f13519ff4a94f9ab
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SHA1
cdc11c7fd22cacf568ccdd97d00928128e35e974
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SHA256
6661ba1349745231bcee0d0f97ad80ed2db94732ab32cb4fa5e969cfa631a695
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SHA512
f0d795820773834b6fb19ba92cb0a698e645498f1252594626d88cdf952bc4503d4e4d32f970bad0267b7040af898721e186215184a27ca6a9aa05f829b77214
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SSDEEP
49152:nv7I22SsaNYfdPBldt698dBcjHrKJGKGCDiUTHHB72eh2NT:nvE22SsaNYfdPBldt6+dBcjHrKQ
Malware Config
Extracted
quasar
1.4.1
SYSTEM
rather-reputation.gl.at.ply.gg:23827
6f4b08b2-7091-41aa-a67e-9b869448a0c0
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encryption_key
17D2A006DF537BB025A18049E5586744E13D89C5
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install_name
trey.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
SYSTEM
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subdirectory
trey
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-built1.exe
Files
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Client-built1.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