Behavioral task
behavioral1
Sample
b4431e9d9e1c371a083965f1a922508f6c0ed58ce2da8ed5b82eb8322b3cc2ae.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
b4431e9d9e1c371a083965f1a922508f6c0ed58ce2da8ed5b82eb8322b3cc2ae.exe
Resource
win10v2004-20240508-en
General
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Target
b4431e9d9e1c371a083965f1a922508f6c0ed58ce2da8ed5b82eb8322b3cc2ae
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Size
317KB
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MD5
14907d24eaee441949c3a1f181afbc96
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SHA1
2eb7218928870462e0b7f1398c2abb61bb327958
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SHA256
b4431e9d9e1c371a083965f1a922508f6c0ed58ce2da8ed5b82eb8322b3cc2ae
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SHA512
37c86c3bc8233f634c1c0a8a780f35eb204633da6251a42db2210fd23e35528d5b1f8254b900cbaf84142d2e3c77a165b9bfb1950c2894970a302fd4693f0878
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SSDEEP
6144:KQSo1EZGtKgZGtK/CAIuZAIuhQSo1EZGtKgZGtK/CAIuZAIu9:KQtyZGtKgZGtK/CAIuZAIuhQtyZGtKgg
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 b4431e9d9e1c371a083965f1a922508f6c0ed58ce2da8ed5b82eb8322b3cc2ae unpack001/out.upx
Files
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b4431e9d9e1c371a083965f1a922508f6c0ed58ce2da8ed5b82eb8322b3cc2ae.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: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - 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_32BIT_MACHINE
Sections
.text Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ