Behavioral task
behavioral1
Sample
d600758023374f78d58acafbcaf94af66ad203b28e22a305e2a9d53768b7030f.exe
Resource
win7-20240708-en
General
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Target
e089ca24836249976e2d5dca3678e807.bin
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Size
1.2MB
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MD5
280bb694dfecf9b5b82526de831dc3ee
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SHA1
d315a14828572220ac8335e4a0ddf9295b8fbcce
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SHA256
20d04f59ad2423f155c9b1e2f54acf2b777437dc4143fdf22562f57a56df9101
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SHA512
e69e4436ba02b7cb018550bdf5e418a2b1efe56559a32d1ba7afc12c0618f78f40694cfd7c4ab12a9a8a5af95441bc2671f383c7ec9c99e0a940842079efbdc9
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SSDEEP
24576:jYuFGKwi/9lw34qWVEw/gT4EpGAjEeJ12j2OzpoiAnSKYpUk2Ko:juKwwrwqToRnb2tzeb2zo
Malware Config
Extracted
quasar
1.4.1
Office04
173.214.167.207:4782
feefbbd1-f830-4abb-beee-ba55da8cb629
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encryption_key
51CB1F5A5C66153C4F993F7F3638B35B3A7597B3
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install_name
DefenderScan.exe
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log_directory
init
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reconnect_delay
3000
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startup_key
Defender
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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 static1/unpack001/d600758023374f78d58acafbcaf94af66ad203b28e22a305e2a9d53768b7030f.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/d600758023374f78d58acafbcaf94af66ad203b28e22a305e2a9d53768b7030f.exe
Files
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e089ca24836249976e2d5dca3678e807.bin.zip
Password: infected
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d600758023374f78d58acafbcaf94af66ad203b28e22a305e2a9d53768b7030f.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 168KB - Virtual size: 167KB
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