Behavioral task
behavioral1
Sample
b19963afaca6cfb8252041c70bdeda48b029ac9be3411a61342490c48a472583.exe
Resource
win7-20240903-en
General
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Target
26e2495c2fa61cf0dadf028726236ad4.bin
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Size
122KB
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MD5
0c1e2451638a05fd0f97c0c0c2166587
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SHA1
3de03aecb690dbfdd1b5ca3b3587cd77a975666e
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SHA256
8a1776d4fc033ffa3b2a680df253b1a2f58db77b82adfd7debf3a60e3a979b2f
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SHA512
a32ef47677831ab42d7bdb29ce707ec52c41fa5b16a60e267678df13f51e41eeda53b168e54878c26762c3e7231e2b1165721592a901c69579ff7118ddf8efba
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SSDEEP
3072:R8CpJYN+6326wSYI6ShDBSXFjhLMvPWnVLDttj0e4ui:RtCN+z6UI6ShFwxhM3WNj0pt
Malware Config
Extracted
quasar
1.4.0.0
Office
45.136.51.217:2222
d1mBeqcqGummV1rEKw
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encryption_key
h9j7M9986eVjQwMbjacZ
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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
Processes:
resource yara_rule static1/unpack001/b19963afaca6cfb8252041c70bdeda48b029ac9be3411a61342490c48a472583.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/b19963afaca6cfb8252041c70bdeda48b029ac9be3411a61342490c48a472583.exe
Files
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26e2495c2fa61cf0dadf028726236ad4.bin.zip
Password: infected
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b19963afaca6cfb8252041c70bdeda48b029ac9be3411a61342490c48a472583.exe.exe windows:4 windows x86 arch:x86
Password: infected
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