Behavioral task
behavioral1
Sample
165faf1b9f14c55db3ef6976d6610b00N.exe
Resource
win7-20240704-en
General
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Target
165faf1b9f14c55db3ef6976d6610b00N.exe
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Size
3.1MB
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MD5
165faf1b9f14c55db3ef6976d6610b00
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SHA1
a30707bddeedd4d194ac5abc75d2c6cf200b4dcb
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SHA256
3d021f5c1900ae388e053003f914dc40a240493a7d14e6dedf9aa917ba3e49e0
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SHA512
4d4f4ec9e78c731188c04b54f6fca5f0c4c44a8593a00054da5c846c40ac843ceb40ec64ebc579f11710dedf2990bc2bf37882c7a3e138aa415113b54d385c33
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SSDEEP
49152:Jvkt62XlaSFNWPjljiFa2RoUYI6JvGEEs1kCqMLoPd83YTHHB72eh2NT:Jv462XlaSFNWPjljiFXRoUYI6JvoS
Malware Config
Extracted
quasar
1.4.1
news
91.92.242.187:1339
b145d6e2-b53f-4339-a58e-40baf32fd2c6
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encryption_key
6AE5FF20585EEC410DCB2BCA272F205210C865F7
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install_name
SubDir.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
System Update
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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 165faf1b9f14c55db3ef6976d6610b00N.exe
Files
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165faf1b9f14c55db3ef6976d6610b00N.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: 3.1MB - Virtual size: 3.1MB
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