Behavioral task
behavioral1
Sample
1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febbN.exe
Resource
win7-20241023-en
General
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Target
1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febbN
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Size
3.2MB
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MD5
661d97bf8a860f4c1c09e0adac6df010
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SHA1
2fcafe06a7c805c4a66414653daa7e8aaf44bca3
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SHA256
1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febb
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SHA512
7b78c0c659c4dc070846ca527318c548fa7f4ffc2cf2fbba6b0eb669dd518c7b0f975353abc65290634e090489510ac5a8fe9a359adfd2beb447bd159ed51203
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SSDEEP
98304:0nBuA2BXSa+H5CPXlUtSne+kHavaJLWSXx:qAyH9JZx
Malware Config
Extracted
quasar
1.4.1
Client
127.0.0.1:4782
61532b95-7e68-4f90-b731-74b8f53e9b2c
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encryption_key
E3BF68159E0B10A9065F35FBF477BC257A6CA82E
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install_name
malware.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
malware
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febbN
Files
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1f3469a8fd7caca66a4671b2c690c43444df472e07b7c50579f393caed22febbN.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: 3.2MB - Virtual size: 3.2MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 16B
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