Behavioral task
behavioral1
Sample
Uni.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
Uni.exe
Resource
win10v2004-20240508-en
General
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Target
Uni.exe
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Size
409KB
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MD5
a9ce2351f1e076f2a60e9ba4e3775e3e
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SHA1
6da0961ee36f14b8221c8f4944f22c528e7a9983
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SHA256
32f0e6d732c019b382e8375288c92211bf978aa0fd561174bb739f44467aba69
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SHA512
1db052a425a5e9df0907847c6eac8f019d3c0105b525615db2c5437f50cf549f5d49089321072037c6e83be5d79e5bdc9fa2860ed1c25b3bf0fa5f849bdf121d
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SSDEEP
6144:DMr2pJAJcC0B64Iwbrz4BAfb+QXfFqB5ouqbN2Bgq9RIxis/H2P8d8kpY:3pyJcC+zIwbrzl+QQQ2zI2Ud8eY
Malware Config
Extracted
quasar
3.1.5
SeroXen
even-lemon.gl.at.ply.gg:33587
$Sxr-ibPXck6MugFnUsQ7ci
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encryption_key
0GQUKlnW9Vh0bWqKtciB
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install_name
$sxr-powershell.exe
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log_directory
$SXR-LOGS
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reconnect_delay
3000
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startup_key
$sxr-powershell
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subdirectory
$sxr-seroxen2
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 Uni.exe
Files
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Uni.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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: 405KB - Virtual size: 405KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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