Behavioral task
behavioral1
Sample
KSL20221013.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
KSL20221013.exe
Resource
win10v2004-20230221-en
General
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Target
KSL20221013.exe
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Size
3.9MB
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MD5
fc0a831197dff2a72f7567c7c45d8f30
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SHA1
875f8c67a47920bcb425a3cdee1abe18cae572bc
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SHA256
8331fadbbffe51151af342df4121a31332791199e604d2881bfb8626a22fa504
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SHA512
f1c12f87cc029d93d2f5a1cfc1ed1ff64256cee7611f55ff7cd412369c1ef0f8165f770f75a4f17283216e0f19d7d866ca1f89c8fe00a7f7415a17bb30ae243c
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SSDEEP
98304:ocbtIhSzdUxjw6aR0VPhsJXxwiQxBEAi+lt7K1:24zdUPaRVJBwBxW27
Malware Config
Signatures
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Processes:
resource yara_rule sample aspack_v212_v242 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource KSL20221013.exe
Files
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KSL20221013.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: 2.9MB - Virtual size: 10.6MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
DATA Size: 17KB - Virtual size: 48KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 8KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 512B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: - Virtual size: 624KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 993KB - Virtual size: 7.8MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.aspack Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.adata Size: - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE