Behavioral task
behavioral1
Sample
wm.exe
Resource
win7-20240221-en
General
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Target
wm.exe
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Size
3.1MB
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MD5
1d13afca9dcecfbc4ef57cce318dfe6b
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SHA1
d426a1924958ef763a810b112c53e35b9734ff4c
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SHA256
6e2060f5ac86d80be2d3b4f66a229dd3f1114cd3c0b232e8653335dfcf5a75a3
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SHA512
c0a846bb6c2723e4eb91975bae50ad4b9218f1ee30f7dec1f9ee287a425009e226eeb16e09684c5cb3b2415f41494c55a1ea2b041b1f592b0793305cce60a988
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SSDEEP
49152:zv7I22SsaNYfdPBldt698dBcjHeYRJ6ObR3LoGdSTHHB72eh2NT:zvE22SsaNYfdPBldt6+dBcjHeYRJ6I
Malware Config
Extracted
quasar
1.4.1
walmart
play.funpass.services:4782
54aaaa02-4a8c-4cb9-9e9e-7eb8df40f4cd
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encryption_key
CEAEA9FD2F3E18352164BB4D9A6F56EFF5E2D896
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install_name
MusNotifyIcon.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Update
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subdirectory
System32
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 wm.exe
Files
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wm.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