General
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Target
888 Rat v1.2.6.zip
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Size
74.8MB
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MD5
ed677a2cbd23d1b2e38bab0290a01602
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SHA1
375c12f74b1f5371d0d00aa4eed090b17f79ab44
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SHA256
d9626081d2bf9a172e48c533a3a090ea1bea072da069cefd9f0f8df11f68f1b4
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SHA512
45c84eaf9729b56749497d8097d1718938d7c4733cf9d743170260086944c0f42fdaa316bec7c35957f80c9abeecc1af786793913dee5324788357ed0b16ec22
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SSDEEP
1572864:DrABerxu4LBvOFD63EdvEJTNnzht3LOPQLVTUEQH4l30o1zWNL:DWkxu+1OU3EdvEfHc2TUEQHidQNL
Malware Config
Extracted
quasar
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reconnect_delay
3000
Signatures
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Contains code to disable Windows Defender 1 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
Processes:
resource yara_rule static1/unpack001/888 Rat v1.2.6/888 Rat v1.2.6/888 Rat v1.2.6.exe disable_win_def -
Quasar family
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Quasar payload 1 IoCs
Processes:
resource yara_rule static1/unpack001/888 Rat v1.2.6/888 Rat v1.2.6/888 Rat v1.2.6.exe family_quasar -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule static1/unpack001/888 Rat v1.2.6/888 Rat v1.2.6/888 Rat v1.2.6.exe autoit_exe -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/888 Rat v1.2.6/888 Rat v1.2.6/888 Rat v1.2.6.exe
Files
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888 Rat v1.2.6.zip.zip
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888 Rat v1.2.6/888 Rat v1.2.6/888 Rat v1.2.6.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: 75.5MB - Virtual size: 75.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 36KB - Virtual size: 36KB
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