Behavioral task
behavioral1
Sample
ImageLoggerBuilder-cleaned.exe
Resource
win7-20240903-en
General
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Target
ImageLoggerBuilder-cleaned.exe
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Size
3.1MB
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MD5
3a91d47281cad7625d76ca7263223ba3
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SHA1
8e8f27dae003ce7f429410e5edbc501377c64704
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SHA256
fb3f86bfd12de22eead1e3a41548ec71f08664f94de7b4466027175a76969b09
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SHA512
8ea8eeb2ca3bebb6c8532e746eea33ecdaabd0da0741ed00aff1e98501f4c03baf2ed315955151d558e0a27987baa84b4f802cd9d035397119f9f14f60afb617
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SSDEEP
49152:M31ad6HzUFIjIiFqALZdMmu361/iRphhxUhxGNTHHB72eh2NT:M31asHzUFIjIiFqALjMmu361/0Xx
Malware Config
Extracted
quasar
1.4.1
Office04
Aynamit-58285.portmap.io:58285
7d6c4039-1882-4ac3-8711-9edc060091eb
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encryption_key
B414A2AEA68C8F212513170411C6C2ACB8A1A963
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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
Quasar Client Startup
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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 ImageLoggerBuilder-cleaned.exe
Files
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ImageLoggerBuilder-cleaned.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