Static task
static1
Behavioral task
behavioral1
Sample
kolima.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
kolima.exe
Resource
win10v2004-20231215-en
General
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Target
kolima.exe
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Size
1.3MB
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MD5
df059b395fdf807987c3258b2af5c9d8
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SHA1
3878ea13741fc9b9effd0c755fa4c44d77760af6
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SHA256
f13f86c32f2ae129e0c9c134ea2fb62e634355f2d1b5c0184daba50c72593b1b
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SHA512
1f045369fcf8c504cb716e911962ec865e6c85c0c7b76f2965f5207627eeab365c1e3181f362350d9ad1652a4bad954e0ca31056b93603b6c17746751ce9fd1a
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SSDEEP
24576:3UG3Pos+euQfvnNSoRsLJGvBtTT1OBLZvu6N0aLUG3Pos+euQfvnNSoBs:3Uy3xRcsBNd6N0aLUy3xB
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource kolima.exe
Files
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kolima.exe.exe windows:4 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: 362KB - Virtual size: 362KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 4KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 7KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.tls Size: - Virtual size: 12B
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: 21KB - Virtual size: 21KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ