General
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Target
wus.exe
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Size
2.5MB
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MD5
1d1a8aa31804b4e02b535b6f90f09ae1
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SHA1
1150e483faf944b9964cb66d1e13d3828206480c
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SHA256
67a5b89b394620fdd881b552a9721d25a4cfe081fd456da3390b0432a1d74b30
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SHA512
6de087e3adf6cd1aa216381e1f77e671dc5bd6b6068e482c388388a639088b5b5076d0603f437b36d352601a5a078b7096424e521fe0d978ad800b3484e754b3
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SSDEEP
49152:j46C3pUCIWhcPlie8UlBvUlzsp14jzMK:M3pdAli3sLKzMK
Malware Config
Signatures
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ModiLoader First Stage 1 IoCs
resource yara_rule sample modiloader_stage1 -
Modiloader family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource wus.exe
Files
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wus.exe.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI
Sections
CODE Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 3KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 12KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 16B
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 24B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 93KB - Virtual size: 92KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1.0MB - Virtual size: 1.0MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ