Behavioral task
behavioral1
Sample
2023-05-29_b31b8db012a470a65e3c9b8c3b3a1671_kovter.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
2023-05-29_b31b8db012a470a65e3c9b8c3b3a1671_kovter.exe
Resource
win10v2004-20230220-en
General
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Target
2023-05-29_b31b8db012a470a65e3c9b8c3b3a1671_kovter
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Size
362KB
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MD5
b31b8db012a470a65e3c9b8c3b3a1671
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SHA1
c69fc561af70d1572ecb5cba005dec002f5ccebc
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SHA256
37c6e84480c1efb8d8205175e09e9e30e3e47c47ee53f20e0571edbd09cab48a
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SHA512
93924de51401cb28166c5c72e55aedbfbd699ba611328661b846f57599789e4388556e264a9085334dffebb7e230eec5195bae76940f96229fa9a4f7c4a0dc49
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SSDEEP
6144:TVqk0ZPAbhSRR6ywdJl/oa7WkNsqu6s1P1EGuvJjxu2jlj/CjeEA2/QZqVqHu:RDFbhSz6bpdi1AvZCje6/HVD
Malware Config
Signatures
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ModiLoader Second Stage 1 IoCs
resource yara_rule sample modiloader_stage2 -
Modiloader family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2023-05-29_b31b8db012a470a65e3c9b8c3b3a1671_kovter
Files
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2023-05-29_b31b8db012a470a65e3c9b8c3b3a1671_kovter.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: 306KB - Virtual size: 305KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 27KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 18KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 6KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 15KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ