Behavioral task
behavioral1
Sample
3b2fb8a77c8c21c3520b20f213b13d9f15d6f4cb45c33138cb41d7152f9cb9df.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3b2fb8a77c8c21c3520b20f213b13d9f15d6f4cb45c33138cb41d7152f9cb9df.exe
Resource
win10v2004-20240226-en
General
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Target
3b2fb8a77c8c21c3520b20f213b13d9f15d6f4cb45c33138cb41d7152f9cb9df
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Size
55KB
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MD5
b9c9393824c9b95315ce5ed58b713abc
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SHA1
aad1a02bdb790a0df0a6d31352fa215f374e4b2c
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SHA256
3b2fb8a77c8c21c3520b20f213b13d9f15d6f4cb45c33138cb41d7152f9cb9df
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SHA512
b1f7241384d00253390d27ba1b75c3a25d2dee14707bf0f65633c2c7959abb52e6c627ce0ad69cfa325a69abc4213fc53fdea490f3b2e7316913c8a5d3829429
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SSDEEP
1536:WWH6E4y58SsskdoadXZH6bV9FZcDdsgKZqa8/E:WW2BsIoYJH6bVT
Malware Config
Signatures
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UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 3b2fb8a77c8c21c3520b20f213b13d9f15d6f4cb45c33138cb41d7152f9cb9df unpack001/out.upx
Files
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3b2fb8a77c8c21c3520b20f213b13d9f15d6f4cb45c33138cb41d7152f9cb9df.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_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 100KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 18KB - Virtual size: 20KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 12KB
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_32BIT_MACHINE
Sections
.text Size: 16KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 64KB - Virtual size: 64KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 12KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ