Behavioral task
behavioral1
Sample
3b2d8a56a3a89dd65be3bfd83792ef9d.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3b2d8a56a3a89dd65be3bfd83792ef9d.exe
Resource
win10v2004-20231222-en
General
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Target
3b2d8a56a3a89dd65be3bfd83792ef9d
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Size
55KB
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MD5
3b2d8a56a3a89dd65be3bfd83792ef9d
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SHA1
87dfdb598fabe189b2e31f64763d4657331b7e5f
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SHA256
75f6d9464cdf40b6474becac31936bca100af1305588ee4ced51f12ff8c3791d
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SHA512
2b8403666f47ddbe6dbc17bd630dffcabc46f934084c8cc478225cd845df005d8869dcad68312d4c2d85dcbdda7aa8b94a2eb72dd97d6c916a22d4ced6bde002
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SSDEEP
384:qWOx/gUiuNoVdMbwyzpoW/kgARucVf8f/jcMpL/h93ppjrQMxVuOJ5wmD8xco8Wt:4biuNoVesW4RRgjcKhtPHu68xco1nft
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 3b2d8a56a3a89dd65be3bfd83792ef9d
Files
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3b2d8a56a3a89dd65be3bfd83792ef9d.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: 40KB - Virtual size: 40KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE