Behavioral task
behavioral1
Sample
c77cf3ba3971d34235de1f011fdf011e.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
c77cf3ba3971d34235de1f011fdf011e.exe
Resource
win10v2004-20231215-en
General
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Target
c77cf3ba3971d34235de1f011fdf011e
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Size
36KB
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MD5
c77cf3ba3971d34235de1f011fdf011e
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SHA1
3714f8fe8d3d17f492d917f3bf01b2cceda7ad07
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SHA256
e03c99f38e96987a2eafb6d2d7e9fc89b92fb9c8e6fc0f4216125a6bd6b27759
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SHA512
3e365e640fa75cf509e0efece58d9641ae2db78994c2112d2d4027c5d719b32222ec5ebd6e596eb85cdf2b213bc265fd7eedb8c6497d3cc095e1d7b228b2073a
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SSDEEP
768:5oPkAYScg2ZHWXqAtXjK+LUnFYI5K1J9ScPDEoPfyy6TrXRlua:HNHgl++AFXK1J80DnHH6Trqa
Malware Config
Signatures
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ModiLoader Second Stage 1 IoCs
resource yara_rule static1/unpack001/out.upx modiloader_stage2 -
Modiloader family
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource c77cf3ba3971d34235de1f011fdf011e unpack001/out.upx
Files
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c77cf3ba3971d34235de1f011fdf011e.exe windows:4 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
UPX0 Size: - Virtual size: 68KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 33KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:4 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: 61KB - Virtual size: 61KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
DATA Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
BSS Size: - Virtual size: 2KB
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 3KB
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: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ