Behavioral task
behavioral1
Sample
1fbb2d813ca477336f9e0b94ed6e64ac.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
1fbb2d813ca477336f9e0b94ed6e64ac.exe
Resource
win10v2004-20231222-en
General
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Target
1fbb2d813ca477336f9e0b94ed6e64ac
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Size
83KB
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MD5
1fbb2d813ca477336f9e0b94ed6e64ac
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SHA1
0b175d39d2a43798356450614025d556d40d2f25
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SHA256
15a4db4e3e858ec7dfdf9eb0bd9036075315c691cce6866dfe1ea242522567e1
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SHA512
988b7cfcceb2a89ebee655401c5d1f3f1b546c23f6adb539d760675794a152fca92e4a2601b135566bd5a7a79f2488349a2563a1ddd1d46489f8200cbea105de
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SSDEEP
1536:/UtQgxhV/KqRxH75mGOLHf9RtrTxLPQEAKVMPObClQdwDDgagR97ZzPcsrHStHfv:stQg5xxbgGOTjFb9cDkzPcsrWfC9E
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 1fbb2d813ca477336f9e0b94ed6e64ac
Files
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1fbb2d813ca477336f9e0b94ed6e64ac.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