Behavioral task
behavioral1
Sample
8b99075c1535b1fccbe05907a02c8d937f405001559510aa037da18357f4d5cb.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
8b99075c1535b1fccbe05907a02c8d937f405001559510aa037da18357f4d5cb.exe
Resource
win10v2004-20240412-en
General
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Target
8b99075c1535b1fccbe05907a02c8d937f405001559510aa037da18357f4d5cb
-
Size
781KB
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MD5
4b411df38c695109dab933c9a2d87116
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SHA1
8d5f20ee54fe18d115ee3d613df675976e355c1f
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SHA256
8b99075c1535b1fccbe05907a02c8d937f405001559510aa037da18357f4d5cb
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SHA512
ca22a87c400bb7c7eefbe0a85797f7e5021972762544f0f282162aeaddbd06b7a43f404eefd76f11705818f52b10f30c16a71c26734008b11a3b3c1345ff7ac8
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SSDEEP
24576:mMxGISwRtY9WizJKQi2yk8KBY582dfFW2UrwSZLrcAKMRuUn9lQ:mMgzJKQi2yk8KBY582dfFW2UrwSZLghl
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 8b99075c1535b1fccbe05907a02c8d937f405001559510aa037da18357f4d5cb unpack001/out.upx
Files
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8b99075c1535b1fccbe05907a02c8d937f405001559510aa037da18357f4d5cb.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