Behavioral task
behavioral1
Sample
efc4d1321e0539686565bf7c6c1e8d68a814bf50d96a62a239ebbb3bd8a8512a.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
efc4d1321e0539686565bf7c6c1e8d68a814bf50d96a62a239ebbb3bd8a8512a.exe
Resource
win10v2004-20240412-en
General
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Target
efc4d1321e0539686565bf7c6c1e8d68a814bf50d96a62a239ebbb3bd8a8512a
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Size
222KB
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MD5
5b406d2764a9a88f60a956098c33bf97
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SHA1
d112477ad40b873c3074f3dfedbbd060bd360d30
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SHA256
efc4d1321e0539686565bf7c6c1e8d68a814bf50d96a62a239ebbb3bd8a8512a
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SHA512
1005cc311f8a03d231d588067fe97317f30e5d2cc2802861d66e282ac15870eae6488030724e7f213721763877d00c64eac75bddf1889faf4d48472d35e23fa4
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SSDEEP
6144:hfAIuZAIuDMVtM/dNZkxB82k7uRST/2RDdAh5lRLLY:ZAIuZAIuOINGhk7CBRBE5fY
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 efc4d1321e0539686565bf7c6c1e8d68a814bf50d96a62a239ebbb3bd8a8512a unpack001/out.upx
Files
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efc4d1321e0539686565bf7c6c1e8d68a814bf50d96a62a239ebbb3bd8a8512a.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