General
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Target
AFAYHFuwgf}.exe
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Size
3.1MB
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MD5
f7ee5f7fcc03f3f38f0a544cdcabd2ac
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SHA1
dceada30e23a8b964b73076c39576fc79b661c40
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SHA256
5c2a95b717e2cd4da5422896a80f33bd27521083fbbdea08e6d6b6d4c6f81abd
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SHA512
fe0b66fe73aef87b7110d82b75e19f4dcbd83dc8847530a7ad9ea791a396cdd58ebdc4f5e15142c1783f5ba7c8744d6ff1b540ad0c873f73d8b95d30c1a3ff91
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SSDEEP
49152:bvyI22SsaNYfdPBldt698dBcjHYU/89mzlDoGdOATHHB72eh2NT:bvf22SsaNYfdPBldt6+dBcjHZ/8M
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.0.9:4782
e51e2b65-e963-4051-9736-67d57ed46798
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encryption_key
AEA258EF65BF1786F0F767C0BE2497ECC304C46F
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install_name
Client.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 AFAYHFuwgf}.exe
Files
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AFAYHFuwgf}.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