Static task
static1
Behavioral task
behavioral1
Sample
11f44531fb088d31307d87b01e8eabff/iroto.dll
Resource
win10v2004-20230220-en
Behavioral task
behavioral2
Sample
11f44531fb088d31307d87b01e8eabff/iroto1.dll
Resource
win10v2004-20230221-en
Behavioral task
behavioral3
Sample
11f44531fb088d31307d87b01e8eabff/research-1646684671.xls
Resource
win10v2004-20230220-en
General
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Target
11f44531fb088d31307d87b01e8eabff.zip
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Size
106KB
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MD5
9458859abfd384f38362af01fb306f14
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SHA1
2f507cca69fa3ef6cd091d27b21e99cfe1b73506
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SHA256
6cec2bf8e5bde0a9d885ca6276d5a3d77affe4225824836a762984e7ecdc8a40
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SHA512
6e839f4c92d2afe50d1feb29be0c72a8b511523cbfa49d99d2379feabdc0e2376c1bf2e3b03782592e5d9a69045913b18795d643e802171040c95c53ccca094c
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SSDEEP
3072:RUehtXqP0AxDUIhAtLlLnmQofdRrHw0DMUHHu:R1tXqP3FsLlLolzHHu
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/11f44531fb088d31307d87b01e8eabff/iroto.dll unpack001/11f44531fb088d31307d87b01e8eabff/iroto1.dll
Files
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11f44531fb088d31307d87b01e8eabff.zip.zip
Password: infected
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11f44531fb088d31307d87b01e8eabff/iroto.dll.dll windows x86
Password: infected
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.code Size: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.edata Size: 512B - Virtual size: 176B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 68KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 896B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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11f44531fb088d31307d87b01e8eabff/iroto1.dll.dll windows x86
Password: infected
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.code Size: 344KB - Virtual size: 344KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.edata Size: 512B - Virtual size: 176B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 68KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.bss Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 896B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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11f44531fb088d31307d87b01e8eabff/research-1646684671.xls.xls windows office2003