Behavioral task
behavioral1
Sample
bc7771ccf769f8e1b95b5a8ea92474a6dea2d6082dbf740a47d6556e15cd907f.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
bc7771ccf769f8e1b95b5a8ea92474a6dea2d6082dbf740a47d6556e15cd907f.exe
Resource
win10v2004-20240508-en
General
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Target
bc7771ccf769f8e1b95b5a8ea92474a6dea2d6082dbf740a47d6556e15cd907f.exe
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Size
727KB
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MD5
11d1cdec3e228dbdfada55abd38df96b
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SHA1
16c15b4af6f99366bd451979f15f8988885ff771
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SHA256
bc7771ccf769f8e1b95b5a8ea92474a6dea2d6082dbf740a47d6556e15cd907f
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SHA512
63fd596a689f242b801d11e001b4e2660b0067172d66572afc7ebe17907fe75abd19ba296fdbb56270aa27da7a7f668c3d85248c5cd934f46e4922ab538b71d8
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SSDEEP
12288:TYV6MorX7qzuC3QHO9FQVHPF51jgcNrjGFxAthHvsSVolP5H8xMxnd4OSSt+cA3W:QBXu9HGaVHN+4vvjVolP2xMbSSGW
Malware Config
Signatures
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resource yara_rule sample upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule static1/unpack001/out.upx autoit_exe -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource bc7771ccf769f8e1b95b5a8ea92474a6dea2d6082dbf740a47d6556e15cd907f.exe unpack001/out.upx
Files
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bc7771ccf769f8e1b95b5a8ea92474a6dea2d6082dbf740a47d6556e15cd907f.exe.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 900KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 345KB - Virtual size: 348KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 381KB - Virtual size: 384KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 568KB - Virtual size: 567KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 191KB - Virtual size: 191KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 20KB - Virtual size: 35KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 389KB - Virtual size: 389KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ