Behavioral task
behavioral1
Sample
a33ba0368ebefc626c7690f1361b635c8a3d311db714123989168361088faa44.exe
Resource
win7-20240221-en
General
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Target
a33ba0368ebefc626c7690f1361b635c8a3d311db714123989168361088faa44
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Size
1.4MB
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MD5
10b1d8ccd49c6ec00ed3cb009321a08a
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SHA1
99e600ff7ce7cf6861a47a8114e02d76238e52ad
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SHA256
a33ba0368ebefc626c7690f1361b635c8a3d311db714123989168361088faa44
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SHA512
2f2e072cf21b5a32cb00768be6a4ede9eeff57df19cf9ea2c8fba29914fcfbee7ff03cac9128e64ef3492dcd386cfb24063d463b983d90a1c56871f13041cacf
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SSDEEP
24576:zv3/fTLF671TilQFG4P5PMkibTJH+2Q/ynKeWY3W7qE8TrWhBya+l3a+pH8TOOX:Lz071uv4BPMkibTIA53WjoWya+lK6HwX
Malware Config
Signatures
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Detects executables containing URLs to raw contents of a Github gist 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_SUSPICIOUS_EXE_RawGitHub_URL -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
XMRig Miner payload 1 IoCs
resource yara_rule static1/unpack001/out.upx xmrig -
Xmrig family
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource a33ba0368ebefc626c7690f1361b635c8a3d311db714123989168361088faa44 unpack001/out.upx
Files
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a33ba0368ebefc626c7690f1361b635c8a3d311db714123989168361088faa44.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 3.4MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 525KB - Virtual size: 528KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 218KB - Virtual size: 217KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 13KB - Virtual size: 2.6MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 39KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_TEXT_CN Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
_TEXT_CN Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 148B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ