Behavioral task
behavioral1
Sample
beta_v1.0.4.exe
Resource
win7-20240903-en
General
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Target
beta_v1.0.4.exe
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Size
348KB
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MD5
f289d19ee6059d4e46e41cfd359ee221
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SHA1
9cf505b34b9b9e26d7f5827f57f6eae80fedd480
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SHA256
5e6dd4da06fc90ffca3baf93dd667d0a09a6d7a1fc449936c9a3d85e7187cb46
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SHA512
6203aaa554068a3d105f71147948a5391142e5cf897461a8c6de7908790dca3902624fff02a4b13e497be8f67f85e9fd5b03844805828ffc1617b12c5fd78652
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SSDEEP
6144:77NHXf500MirO57lIItbtUWUebCWauali:Hd50/5b/Oeb6uEi
Malware Config
Extracted
quasar
1.3.0.0
betatest
94.216.15.177:4782
QSR_MUTEX_2Yw0HjfVLWnEPRGNYg
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encryption_key
SCsaUUCljEt68jZA9Hzs
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install_name
betatester_6-24.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
betatest
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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 sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource beta_v1.0.4.exe
Files
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beta_v1.0.4.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: 344KB - Virtual size: 344KB
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