Behavioral task
behavioral1
Sample
intro.avi.exe
Resource
win7-20240903-en
General
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Target
intro.avi.exe
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Size
348KB
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MD5
d219d94cabaa00e5abffc599bdeef75d
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SHA1
123e511de20beab7bfa2bea5c2206422bc5e8241
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SHA256
3cc847687e60acda504fc35577f36eedd0bca559a4de915d6dd88db9178567d4
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SHA512
82dbb2484e3e42fcd6c3914da4ebfc540e135b8b57bf240a28a3e9fceb6409d8a9b1f9ca9b4bf545d05a10fd9b1672a2a6a05d963aaa33f4905e74cc1c068734
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SSDEEP
6144:0I6bPXhLApfpMMoDMWZVGZV+RzbLirAeMB2Wku:FmhApypOrAeMB2/u
Malware Config
Extracted
quasar
1.1.0.0
User
erbaevbann3.ddns.net:4444
xTSR_MUTEX_tDOmSpZY0vhNMbdmkR
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encryption_key
Uz3u2uI4Ld2N91oq93Eb
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install_name
systemware.exe
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log_directory
logs
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reconnect_delay
3000
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startup_key
System Ware
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subdirectory
system
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 intro.avi.exe
Files
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intro.avi.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: 344KB - Virtual size: 344KB
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