Behavioral task
behavioral1
Sample
cd3dea94c6c2ddb8efc1efa8c5e105edde87ecbb18ab75b5d5fb7bc502542f5a.exe
Resource
win7-20240903-en
General
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Target
cd3dea94c6c2ddb8efc1efa8c5e105edde87ecbb18ab75b5d5fb7bc502542f5a.exe
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Size
3.1MB
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MD5
2be44f2f5ea83cbc61fbd13b50c0f88c
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SHA1
f44df0aeb39d32c7fcff0b60e1e1283f051cd8c9
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SHA256
cd3dea94c6c2ddb8efc1efa8c5e105edde87ecbb18ab75b5d5fb7bc502542f5a
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SHA512
95f321154f0fee3171d735ec19c0c44dfb1e67f979b6590ebb134b7f14f8510c69b66d1c67a161481e643c52e61965e410c52a6779c89e3e41b04bc73e8bd7e2
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SSDEEP
49152:KvyI22SsaNYfdPBldt698dBcjHXBnubRZELoGdaTHHB72eh2NT:Kvf22SsaNYfdPBldt6+dBcjHXBnoK
Malware Config
Extracted
quasar
1.4.1
AUTRE
voltazur.ddns.net:4789
eddf685a-87b7-4f5a-9bac-e09fd56aab1e
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encryption_key
77E1CE64C90713D69376A654F4C56C1E0262C545
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install_name
Clients.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
WindowsSystemTask
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subdirectory
SubDare
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 cd3dea94c6c2ddb8efc1efa8c5e105edde87ecbb18ab75b5d5fb7bc502542f5a.exe
Files
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cd3dea94c6c2ddb8efc1efa8c5e105edde87ecbb18ab75b5d5fb7bc502542f5a.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