Behavioral task
behavioral1
Sample
QuasarApp.exe
Resource
win7-20230220-en
General
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Target
QuasarApp.exe
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Size
502KB
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MD5
8f3416490a9880ff269cd0d74fea3a94
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SHA1
fd47735724d772026e0f47f10e2791c5e266618c
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SHA256
ba9844a7b9a7f14ce2dcb56ae90e986c2913f5837f3904130a114502dc6797ac
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SHA512
1c79e174ca973325b3635b87f0718a752271517e3e65f7d7fedd5eab5706cbd7247401070ea582d77cdfdcf5f61098fcae4fe51a6059ec16435f88098723d474
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SSDEEP
6144:cTEgdc0YpXAGbgiIN2RSB9NkF42btOLrp3P+QpocEDQb8F9K8c4ZT+5ZlsBscTRa:cTEgdfYlbghNwIFP0zTzZTUZSBscdK
Malware Config
Extracted
quasar
1.4.0
Office04
flingmodder-44266.portmap.io:44266
c16cce68-0a86-440c-89b1-c088c1c8b4cb
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encryption_key
9BFDFBA45AE2C2C16DA4EEEA02438784B89CACC0
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install_name
svchost.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
svchost
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subdirectory
windows
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 QuasarApp.exe
Files
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QuasarApp.exe.exe windows 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: 498KB - Virtual size: 497KB
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