Behavioral task
behavioral1
Sample
xzczxczxczxvxzvxzv.exe
Resource
win7-20231129-en
General
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Target
xzczxczxczxvxzvxzv.exe
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Size
3.1MB
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MD5
61437e24f20626caa1da68d45dc6349c
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SHA1
e8e757aa167f0dfd15528bf26f6465758fbbb6f3
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SHA256
b12573a06d210c94325adff99d72041732ee2937d4000a2766afa930dc31bff7
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SHA512
8da16a08df45608736fe6cfacad123b54f326b366fd6d4d449f7b5c32c6385d8110813e76767ee35e2093cdb554ea57d1ed8b1d10a4fef4d437d312dfaa7bcce
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SSDEEP
49152:NvUI22SsaNYfdPBldt698dBcjH6q6rXMfltoGdXTHHB72eh2NT:NvZ22SsaNYfdPBldt6+dBcjH6q6r+
Malware Config
Extracted
quasar
1.4.1
Shiba
score-seminars.gl.at.ply.gg:35300:35300
987c652c-2a4e-4c5d-bc39-00c8c0f35c5c
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encryption_key
A88D7FED7F655EBDC4F99C21BAE5EC62300AADC7
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install_name
$sxr-insta.exe
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log_directory
$sxr-logs
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reconnect_delay
1000
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startup_key
$sxr-mstha
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subdirectory
$sxr-start
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 xzczxczxczxvxzvxzv.exe
Files
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xzczxczxczxvxzvxzv.exe.exe windows:4 windows x86 arch:x86
Password: ggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzvggavxzvxzvxzv
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: 7KB - Virtual size: 6KB
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