Static task
static1
Behavioral task
behavioral1
Sample
info.htm
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
info.htm
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
klmcodec157.exe
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
klmcodec157.exe
Resource
win10v2004-20231215-en
General
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Target
4b7c9785d6fa74bdb708bbdf87c60e21
-
Size
31.4MB
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MD5
4b7c9785d6fa74bdb708bbdf87c60e21
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SHA1
4234cc2a42d00cd4729f39d16a83d838c76329cb
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SHA256
bd00dfaf32bacdae1ba88efec478727eeb27c5ea47b42acc45dffab32bd34995
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SHA512
1dc0c2578308bce74ec245c629c0b5d9e5cdb91afc2e1f1a52a74a796c8e80361de399cfd1e19cfa27574809f4278058d6ba0321dde69724feac3ea02366c2a8
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SSDEEP
786432:riM2gqV6BqRHyjHsVmlam8Tv/v+cxNRgo63l:vNqVVRwMslDK2cFg73l
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/klmcodec157.exe
Files
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4b7c9785d6fa74bdb708bbdf87c60e21.zip
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info.htm.html
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klmcodec157.exe.exe windows:1 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
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: 36KB - Virtual size: 35KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1024B - Virtual size: 584B
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: 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: - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 145KB - Virtual size: 148KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ