Behavioral task
behavioral1
Sample
8abc3637879bc672e4f8d688d404c9d4bbe443efbf7d5b3ac2fee81e78c5c784.exe
Resource
win7-20231129-en
General
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Target
8abc3637879bc672e4f8d688d404c9d4bbe443efbf7d5b3ac2fee81e78c5c784
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Size
1.4MB
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MD5
63cf5accea38da4a029b785e306c556d
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SHA1
c67a0774159b31de048e089f576211919c26b2c9
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SHA256
8abc3637879bc672e4f8d688d404c9d4bbe443efbf7d5b3ac2fee81e78c5c784
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SHA512
ba5b66953779cabb87f398c55549de3dcf84a3be1e052666c7a936d24a7316216a71877f41fabaeab49b34fcacda744b9cb7fc54c9c0b66393336f9c2384443c
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SSDEEP
24576:W8wewwwwwwwb3v1AKEPzm0uams9Bua3bNAPdo+Pige1ZVwxDMZMudR71UYNAcaIq:vwewwwwwwwbNqo09BzbNAy+puCAM2PA5
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 8abc3637879bc672e4f8d688d404c9d4bbe443efbf7d5b3ac2fee81e78c5c784 unpack001/out.upx
Files
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8abc3637879bc672e4f8d688d404c9d4bbe443efbf7d5b3ac2fee81e78c5c784.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: 84KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 17KB - Virtual size: 20KB
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: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 192B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: - Virtual size: 35KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE