Behavioral task
behavioral1
Sample
9de1fd3e7a5040eff2447e7a150cb235bbb142bde577be989bdd357b7e410d93.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
9de1fd3e7a5040eff2447e7a150cb235bbb142bde577be989bdd357b7e410d93.exe
Resource
win10v2004-20240508-en
General
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Target
9de1fd3e7a5040eff2447e7a150cb235bbb142bde577be989bdd357b7e410d93
-
Size
3.1MB
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MD5
222a5c9ff144048cba8893ba2a2c3819
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SHA1
eacfe03bed8910829de7a47adda07c6e5ba2e569
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SHA256
9de1fd3e7a5040eff2447e7a150cb235bbb142bde577be989bdd357b7e410d93
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SHA512
e59d50c50b3cc65ef4608e78764be6d1f7d4fca277311e27d6575ab3f14de7f970dc29cc3b1d0b8e2123459e3a6b7a5054d63b2b211434b3980aa8550d40c7f8
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SSDEEP
49152:PvWI22SsaNYfdPBldt698dBcjHHtz6Bx3zoGdoTHHB72eh2NT:Pv722SsaNYfdPBldt6+dBcjHNz2
Malware Config
Extracted
quasar
1.4.1
Office0-Jack
192.168.8.159:4782
be81a65c-66cd-42c9-84e8-ed754030e86c
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encryption_key
268C49675D14EB28391BEABE87432389860BF806
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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 9de1fd3e7a5040eff2447e7a150cb235bbb142bde577be989bdd357b7e410d93
Files
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9de1fd3e7a5040eff2447e7a150cb235bbb142bde577be989bdd357b7e410d93.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