Behavioral task
behavioral1
Sample
e5671b2ef3033dc3040c0941406bee1a4bfc83400625c51c306525f5d5070159.exe
Resource
win7-20240221-en
General
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Target
e5671b2ef3033dc3040c0941406bee1a4bfc83400625c51c306525f5d5070159
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Size
3.1MB
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MD5
5276106cb50b0c7ba3097883941842f0
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SHA1
faec4935c7849ad2ff2985d9c89bd45bd3f35538
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SHA256
e5671b2ef3033dc3040c0941406bee1a4bfc83400625c51c306525f5d5070159
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SHA512
e040bb419e431f9dd5ce1e1032d817d2fd65fa2689c9c895474c089619b9617f0fdfbf7c7d6ffea5c83c94df4f0f83b2451565dd602165a8844a4580edb5d689
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SSDEEP
49152:vvkt62XlaSFNWPjljiFa2RoUYIs8fUIxHoGd8UTHHB72eh2NT:vv462XlaSFNWPjljiFXRoUYIfft
Malware Config
Extracted
quasar
1.4.1
meis
99.103.131.181:5555
d8d686b5-9d56-4962-9b60-5efd0cf86275
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encryption_key
8E26C942521AFFAD0B0582D26F0A1D7AFA50237B
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install_name
Driversw.exe
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log_directory
rog
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reconnect_delay
3000
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startup_key
Drivers
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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 e5671b2ef3033dc3040c0941406bee1a4bfc83400625c51c306525f5d5070159
Files
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e5671b2ef3033dc3040c0941406bee1a4bfc83400625c51c306525f5d5070159.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