Behavioral task
behavioral1
Sample
jrockekcurje.exe
Resource
win7-20240903-en
General
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Target
jrockekcurje.exe
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Size
288KB
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MD5
8a306aec318555fc080f94d5b7a9a2d0
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SHA1
94f093f15e0b115bbc9dee803c68c104dcb54524
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SHA256
f3b37b062dac443be97891f5ca9992c41ed61d5517a85f9920a677b3660566fb
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SHA512
0fe708d879397787eb5c80f0b96d0e18b3264f81950e987d47669a73e49bc5fdf3c8260d6ad1d7f646b6c71d279c63d9b2e9f1fa5e17bc23d8177ef94cbe46d9
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SSDEEP
6144:A7zO0LSclT6FOwEP5Kq+SMv0VGb7bDcllbk7n:+lJtTF9zVGkllbkr
Malware Config
Extracted
quasar
1.4.0.0
Office
45.136.51.217:5173
QYKKiqqJ0K2HqPP0Mo
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encryption_key
rFGYI3uEIwvomle2u8mk
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install_name
csrss.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
NET framework
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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 jrockekcurje.exe
Files
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jrockekcurje.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: 285KB - Virtual size: 285KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - 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