General
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Target
cliento.zip
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Size
1.2MB
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MD5
9748809c3ec4881eda92f259b4d7c007
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SHA1
3f036b3896e7f5586c5e762f0b5e47e34f76228f
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SHA256
f84bd9538137af690b0acd123b7f91cae6c7e08dc0f0640f379658d2c4ee7e91
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SHA512
ae4cf64ee83503d99e8d06408a2db78625b5e8248324f2288400f46a509dcbdb55d7f564cc4878692fe3c0bfbb5a2225ae6751164e46385157f14b3115fa400c
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SSDEEP
24576:CEZPc7LVJCGexfUkbHb++qy2W92QifC40v4V5StrO/uIZuiMwZF:CEZPcWGexzRGW92QiX+trOWsMq
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.56.1:4782
9f808638-1d71-4cd8-bcba-dc4258c5567c
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encryption_key
50594C0487E73C95F03F5F7C150B052B4C74F9BE
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Signatures
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Quasar family
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Quasar payload 1 IoCs
resource yara_rule static1/unpack001/cliento/Client-built.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/cliento/Client-built.exe
Files
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cliento.zip.zip
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cliento/Client-built.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