Behavioral task
behavioral1
Sample
ACROBR~1.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
ACROBR~1.exe
Resource
win10v2004-20230220-en
General
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Target
ACROBR~1.EXE
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Size
328KB
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MD5
39c8a4c2c3984b64b701b85cb724533b
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SHA1
c911f4c4070dfe9a35d9adcb7de6e6fb1482ce00
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SHA256
888a1dd0033e5d758a4e731e3e55357de866e80d03b1b194375f714e1fd4351d
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SHA512
f42ca2962fe60cff1a13dea8b81ff0647b317c785ee4f5159c38487c34d33aecba8478757047d31ab2ee893fbdcb91a21655353456ba6a018fc71b2278db4db2
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SSDEEP
6144:k9x6edjvw6L6jAVnhH1Am2ZBU4M528hW8Bi7Q5VYN9:Y6exwI1oB8RZ4Q5VYH
Malware Config
Signatures
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Detect Neshta payload 1 IoCs
resource yara_rule sample family_neshta -
Neshta family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ACROBR~1.EXE
Files
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ACROBR~1.EXE.exe windows 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: 29KB - Virtual size: 28KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 42KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 8B
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: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ