Behavioral task
behavioral1
Sample
fbc4aa35c43f2e886125a4b4b046e9ace09b8b2b09949407f7ab6d1756b12b76.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
fbc4aa35c43f2e886125a4b4b046e9ace09b8b2b09949407f7ab6d1756b12b76.exe
Resource
win10v2004-20240508-en
General
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Target
fbc4aa35c43f2e886125a4b4b046e9ace09b8b2b09949407f7ab6d1756b12b76
-
Size
486KB
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MD5
bc5f484d2ded3e9c538b2e7cc69f7e93
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SHA1
873298c8d19dd7af3ff201a1aef3412d5b2edaa2
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SHA256
fbc4aa35c43f2e886125a4b4b046e9ace09b8b2b09949407f7ab6d1756b12b76
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SHA512
1966d39c0c9ca9cbae9cafe2e1205b71aeafc9f857e6d590a5979c79266a61d9ba49a1de1391646d3754174f2573bbd3f42fd3a21a09a86321eebec183f77a4b
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SSDEEP
12288:+85NaIk7nsp5pahQ2hkhsYvCpJZ2u4Tsgm/T:+85lB2hkhfvCpf2fTfu
Malware Config
Signatures
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Detects executables packed with ASPack 1 IoCs
resource yara_rule static1/unpack001/out.upx INDICATOR_EXE_Packed_ASPack -
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 fbc4aa35c43f2e886125a4b4b046e9ace09b8b2b09949407f7ab6d1756b12b76 unpack001/out.upx
Files
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fbc4aa35c43f2e886125a4b4b046e9ace09b8b2b09949407f7ab6d1756b12b76.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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: - Virtual size: 56KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 30KB - Virtual size: 32KB
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
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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
IMAGE_FILE_DEBUG_STRIPPED
Sections
.text Size: 38KB - Virtual size: 40KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 4KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
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
.aspack Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.adata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE