Behavioral task
behavioral1
Sample
39e5a16d822e42f67b38b1d28fd407bdbe320ac2e6eeae0902474e0ae584f55f.exe
Resource
win7-20240903-en
General
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Target
39e5a16d822e42f67b38b1d28fd407bdbe320ac2e6eeae0902474e0ae584f55f.exe
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Size
3.3MB
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MD5
fbe4c2d0da3c188d4d6f3581804130de
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SHA1
60d8ab142a8435b450a8f8ffa5d011a7980a0f4e
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SHA256
39e5a16d822e42f67b38b1d28fd407bdbe320ac2e6eeae0902474e0ae584f55f
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SHA512
c206d7e4aa0267139012dd29fb56f249694d0802eb4f62185fa3024d479bc09e39024737ff1fe203b5bd2aa964ea102a1a0fa0c75f0c9532c651111ef4245047
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SSDEEP
49152:MvbI22SsaNYfdPBldt698dBcjHBiRJ6kbR3LoGd14THHB72eh2NT4:Mvk22SsaNYfdPBldt6+dBcjHBiRJ6u0
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.11.218:8743
0785d928-9c9f-4e88-b4b9-fc7e0ebe5d9f
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encryption_key
40C7D6FE11A9E398D2416D2CF24E481422C8C0C6
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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 sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 39e5a16d822e42f67b38b1d28fd407bdbe320ac2e6eeae0902474e0ae584f55f.exe
Files
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39e5a16d822e42f67b38b1d28fd407bdbe320ac2e6eeae0902474e0ae584f55f.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: 201KB - Virtual size: 200KB
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