Behavioral task
behavioral1
Sample
invoice.exe
Resource
win7-20220901-en
General
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Target
invoice.exe
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Size
502KB
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MD5
cb0a3c4192fa9951a38be2c9d191b650
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SHA1
225a5d67060e1cb0994186d123b40b660ce847a2
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SHA256
d2e68ba8dd6bb6ef672bc9ea88e18d66ab45acf4c9fa52cdbc785e4836067792
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SHA512
de47890581911868bb22b464b6e21e312d6fe5f16355e4a6467e70803716cfbcffc0a289521268fb6f0079f194a1e9bc3d5e2f81abe6df6d3637a01fc68cf38b
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SSDEEP
6144:sTEgdc0YvXAGbgiIN2RSBrj7PxdTEDcKUDkQfocE+Ob8F9/y4c6Qv+YscTR3a:sTEgdfYnbgfkQDkupp7Qv+Dcda
Malware Config
Extracted
quasar
1.4.0
Office04
54.84.208.91:58466
265076ec-c2b6-4736-a130-5694ec26ff7e
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encryption_key
8BD014E74BCCC0146FCB52C17951EDE81869B012
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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
Files
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invoice.exe.exe windows 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: 498KB - Virtual size: 497KB
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