General
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Target
unix.exe
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Size
502KB
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MD5
06afda7abbd904167a3d9dc11af43f6c
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SHA1
9e073284ec75f676944888c020811990913a4c07
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SHA256
34321d080ec7cf92f8a59676669ec8fe17b58403b93d97168456eaeeaada1e6f
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SHA512
d7f6550a6ca85f1c53164199022a7d8b0a9222e3b99dbf02e7c864f1bf1880be9e7cf26e30df6d0a37e338e52bfe39a983a02020014d815f1f8a3f701be0bf8f
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SSDEEP
12288:FTEgdfYmbgFU3xD4fzbltJt60eJPE8LltmEDcdG:mUwTVfzbltJFeJjEEDcdG
Malware Config
Extracted
quasar
1.4.0
Office04
192.168.0.100:4782
9884c0dc-67ea-466d-b3e0-2223605a890f
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encryption_key
E46ED54E8C8D832A530A26F9A70515E931AA70C4
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install_name
unix.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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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 unix.exe
Files
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unix.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: 498KB - Virtual size: 497KB
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