Behavioral task
behavioral1
Sample
INCOMETAX_RECEIPT.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
INCOMETAX_RECEIPT.exe
Resource
win10v2004-20221111-en
General
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Target
INCOMETAX_RECEIPT.zip
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Size
376KB
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MD5
82e8daaa3d4ef8cc740b5d4b20635c85
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SHA1
4fcb123623941616393289770e12b5b266954dbf
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SHA256
ca9e09ef8a9e3bee47dfccd022370f707634e5733a29a105368a93b99e72de51
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SHA512
7cfefcdb8b948d12c5bf10e6ad0d468d2c16a93f133fea4fb9a1578c108354d7089df538a3bfab1e2aa84dcfa20ffea9816f45be511484ca56c33baafecebf9d
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SSDEEP
6144:60RAMxTQVRZ4UqpU0NQW6GlA9jmPv/VCSY3hw9lMbkau1QsS0y+lqiHToPWry1Do:kMxTQVfMU0m/6A9jmn/uhufysS08CkPk
Malware Config
Extracted
kutaki
http://newloshree.xyz/work/son.php
Signatures
-
Kutaki Executable 1 IoCs
resource yara_rule static1/unpack001/INCOMETAX_RECEIPT.exe family_kutaki -
Kutaki family
Files
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INCOMETAX_RECEIPT.zip.zip
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INCOMETAX_RECEIPT.exe.exe windows x86
05d171530336ea3c8a442c90e4c69234
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm60
ord690
ord696
ord698
MethCallEngine
ord516
ord518
ord626
ord519
ord666
ord667
ord591
ord593
ord594
ord595
ord596
ord598
ord520
ord631
ord525
ord632
ord526
EVENT_SINK_AddRef
ord528
ord529
ord561
DllFunctionCall
ord563
ord670
ord564
EVENT_SINK_Release
ord600
ord601
EVENT_SINK_QueryInterface
__vbaExceptHandler
ord711
ord712
ord314
ord713
ord315
ord714
ord607
ord316
ord608
ord717
ProcCallEngine
ord644
ord537
ord645
ord648
ord570
ord573
ord681
ord576
ord685
ord100
ord689
ord616
ord617
ord618
ord619
ord581
Sections
.text Size: 288KB - Virtual size: 287KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 356KB - Virtual size: 355KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ