General
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Target
DscdGrabbbbb1.4.0.exe
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Size
3.2MB
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MD5
b7584e91e395e6762a5094c88c93510c
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SHA1
89d050fbaa40129a8bc4dcf797980e337195056a
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SHA256
0116baf3f3c77ba2a5709b763d3e361c6602908d917792a809a88b47f322b8cd
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SHA512
fdd307476494b28489b1d34390e1a65b5e4e8c42004df949ec4e43e7eb7edaf87736dc07134258fb1cb87643f6444cb954c2b8d5df9227f858722e0d2f088a41
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SSDEEP
49152:Jv+I22SsaNYfdPBldt698dBcjHAzwZBxmpoGdlTHHB72eh2NT:Jvz22SsaNYfdPBldt6+dBcjHwwk
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.17:4782
9a757e98-e008-4d78-b020-43c1289ded85
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encryption_key
11F4E89B373473395F93F9BAC418632B99B224C2
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install_name
Runtime Broker.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Java 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 DscdGrabbbbb1.4.0.exe
Files
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DscdGrabbbbb1.4.0.exe.exe windows 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: 61KB - Virtual size: 60KB
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