Behavioral task
behavioral1
Sample
7f2f46267e93d4be8585e1d62daf09e8.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
7f2f46267e93d4be8585e1d62daf09e8.exe
Resource
win10v2004-20231222-en
General
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Target
7f2f46267e93d4be8585e1d62daf09e8
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Size
83KB
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MD5
7f2f46267e93d4be8585e1d62daf09e8
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SHA1
a0471f63b43ef5df20c605915c35554dd2851eff
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SHA256
7de3c4c7dabd99747e71afb5b0bf9681fec905e8b46748cdecf5573702e38b20
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SHA512
599f1468bc92b40822c3d70285a654e5840dbcb920a28ae9c2885a995bdc106d734dd9d8495b83ad2825639ce3e84ab5043445e959413b60a9cfc977d9feee1f
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SSDEEP
1536:/UtQgxhV/KqRxH75mGOLHf9RtrTxLPQEAKVHPObClQdwDDgagR97ZzPcsrHStHfv:stQg5xxbgGOTjFb9NDkzPcsrWfC9E
Malware Config
Signatures
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Patched UPX-packed file 1 IoCs
Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.
resource yara_rule sample patched_upx -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 7f2f46267e93d4be8585e1d62daf09e8
Files
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7f2f46267e93d4be8585e1d62daf09e8.exe windows:1 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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX1 Size: - Virtual size: 136KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX0 Size: 49KB - Virtual size: 52KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 33KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE