Behavioral task
behavioral1
Sample
999.exe
Resource
win7-20240903-en
General
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Target
999.exe
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Size
3.1MB
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MD5
983d530245caa91b17923ad5c22d5a05
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SHA1
7258015623307e65f8ca13d40bb2885efbe60b37
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SHA256
fb51d3cb76e8bc633c28d25a45b21ac3c906da0c5cfa2deabfaf37169d1847f3
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SHA512
8f6e4cb59ef7a5c5bfe602e25969811efa894b55446b15dca42ad162628e2cfe48c470f7907bd39350e465b7cf168c60a4d57e023800358d8c917ba07c826b9f
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SSDEEP
49152:GvBt62XlaSFNWPjljiFa2RoUYIhfRJ6AbR3LoGd3dTHHB72eh2NT:Gvr62XlaSFNWPjljiFXRoUYIhfRJ6a
Malware Config
Extracted
quasar
1.4.1
Office04
2.tcp.us-cal-1.ngrok.io:14537
b727f93b-76e6-4279-a76d-61b9727ef2c9
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encryption_key
B3CE4ADBCFC896D87D5632035EB0E3D075AB14F9
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install_name
LOGI_INT.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
LOGI_INT
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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 999.exe
Files
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999.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