Behavioral task
behavioral1
Sample
b39984ba825cd7a2f1a5a4dc92cdc5a3de06bfb74957219b2b8b42cdfc6a0555.exe
Resource
win7-20240221-en
General
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Target
b39984ba825cd7a2f1a5a4dc92cdc5a3de06bfb74957219b2b8b42cdfc6a0555
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Size
1.1MB
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MD5
0b5638539f09eff6523363a24cb31f21
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SHA1
f7c3c11e202123544e3c6972b76907fb123c9398
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SHA256
b39984ba825cd7a2f1a5a4dc92cdc5a3de06bfb74957219b2b8b42cdfc6a0555
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SHA512
0eb43e072c3697cd1b1616d3795c074cead8d3a40166d496604db3fdcdb311d5988bf3a33f6061e7b8b8df7983622581033568c62fe5653fc152db4125ce2aea
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SSDEEP
24576:RVIl/WDGCi7/qkatXBF6727HeoPO+XC7A9GaFkSQ4hhb1CjdPg+:ROdWCCi7/rahOYkLn1
Malware Config
Signatures
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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 b39984ba825cd7a2f1a5a4dc92cdc5a3de06bfb74957219b2b8b42cdfc6a0555 unpack001/out.upx
Files
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b39984ba825cd7a2f1a5a4dc92cdc5a3de06bfb74957219b2b8b42cdfc6a0555.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: 3.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 272KB - Virtual size: 272KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 2KB - 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: 619KB - Virtual size: 619KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 96KB - Virtual size: 96KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 2.5MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 17KB - Virtual size: 17KB
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
.rsrc Size: 512B - Virtual size: 480B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ